Travel & Tourism

Experts in the promotion and management of travel experiences, focusing on leisure, business, and cultural exploration

Toni Ferrà Arbós

Toni Ferrà Arbós

Desarrollador que paso al mundo del dato, por eso intento aprovechar mi experiencia en desarrollo para automatizar procesos

Desarrollador que paso al mundo del dato, por eso intento aprovechar mi experiencia en desarrollo para automatizar procesos Show more

Imam Bashir Abdulwahab

Imam Bashir Abdulwahab

Imam Bashir Abdulwahab
Security Engineer | Open Source Security Advocate

Professional Background
As a security engineer safeguarding APIs in a fintech, I specialize in securing API infrastructures, preventing cyber threats, and ensuring robust authentication and authorization mechanisms. My work focuses on API security architecture, secret management, and threat intelligence, ensuring that sensitive financial data remains protected against emerging cyber threats.

Beyond fintech security, I am also deeply invested in open-source security and developer education. I co-run Open Plus Sec, a YouTube channel dedicated to demystifying open-source security, teaching practical security techniques, and advocating for secure software development. Through my blog, Twenty4 Open Space, I share insights on API security, DevSecOps, and open-source security best practices.

Key Achievements & Contributions
Fintech API Security – Implemented strong authentication protocols, API threat detection, and secret management strategies using HashiCorp Vault.

Community Impact – As the Partnership & Community Manager at the Cybersecurity Education Initiative, I have led nationwide cybersecurity campaigns, impacting millions of individuals in Nigeria, Accra, and Nairobi.

Developer & Security Advocacy – Hosted and spoke at DevFest, Tech4Dev, and Cybersecurity meetups, educating developers on secure coding, API security, and open-source security best practices.

Open-Source Security Contributions – Actively contribute to cybersecurity organizations such as Diary of Hackers, Fezzant, and ISACA Abuja, while mentoring young security enthusiasts.

Let’s Connect
🔹 Blog – twenty4.hashnode.dev
🔹 YouTube – youtube.com/@OpenPlusSec
🔹 Medium – medium.com/@onlybushra6
🔹 X (Twitter) – x.com/@twenty4_io
🔹 Mentorship – dxmentorship.com/mentees/imam-bashir/
🔹 LinkedIn – linkedin.com/in/imambashir

Securing APIs, empowering developers, and advancing open-source security—one step at a time.

Imam Bashir Abdulwahab Security Engineer | Open Source Security Advocate Professional Background As a security engineer safeguarding APIs in a fintech, I specialize in securing API infrastructures, preventing cyber threats, and ensuring robust a... Show more

Sayantika Banik

Sayantika Banik

Driven by a Big-Picture mindset, I bridge design-first thinking with open-source and AI innovation. Specialising in building human-centred systems that empower communities, startups, and independent professionals to scale with clarity and confidence.

Driven by a Big-Picture mindset, I bridge design-first thinking with open-source and AI innovation. Specialising in building human-centred systems that empower communities, startups, and independent professionals to scale with clarity and confidence. Show more

Joshua Musa

Joshua Musa

Joshua Musa is a Senior Software Engineer specializing in frontend architecture and full-stack development. With almost a decade of experience, he has built and scaled software solutions across fintech, insurance, and travel-tech industries.

As a frontend-heavy full-stack engineer, Joshua has independently led critical projects, architecting scalable frontend systems, optimizing performance, and ensuring seamless integration with backend services. He specializes in React, TypeScript, Kotlin, and Ruby on Rails, applying modern design patterns, state management strategies, and robust testing practices with Cypress and Jest to build resilient, maintainable applications. His expertise extends to observability, ensuring system reliability and performance at scale.

Joshua holds a strong academic background in Computer Science, backed by sharp problem-solving skills and a passion for building scalable, efficient software systems. Beyond engineering, he is deeply invested in mentorship, software architecture, and developer communities. He enjoys breaking down complex concepts into simple, practical solutions while embracing an open-minded and adaptable approach to technology.

Joshua Musa is a Senior Software Engineer specializing in frontend architecture and full-stack development. With almost a decade of experience, he has built and scaled software solutions across fintech, insurance, and travel-tech industries. As a ... Show more

Prajakta Kadam

Prajakta Kadam

Prajakta is a passionate advocate for open source, education, and community empowerment. With a deep commitment to fostering innovation and growth, she has dedicated herself to mentoring and teaching individuals across India, both online and in-person. Prajakta’s work is centered around creating inclusive platforms that allow others to learn, grow, and thrive in the tech ecosystem.

She is the co-founder of Techvalley, a dynamic initiative focused on building a thriving community of tech enthusiasts. As an active mentor and judge, she plays a pivotal role in shaping the next generation of tech talent by guiding students through hackathons and pitching events. Her dedication to education and skill development has also led her to serve as a National Skill Development Corporation mentor, where she helps bridge the gap between education and industry.

Prajakta’s community-building efforts extend to various global and local initiatives. She is a former AngelHack Ambassador, a core member of FOSS United Pune, and a Girlscript Ambassador, where she champions diversity and inclusion in tech. She has also made significant contributions to the blockchain and decentralised tech community as a core member of Dapps.co and Hackers Meet-up.

At her university, Prajakta took the initiative to start Co-Dev, a technical community dedicated to collaboration and growth. She has been an active Microsoft Student Ambassador, connecting students with opportunities and resources, and her leadership in fostering open-source culture has left a lasting impact.

Driven by a passion for empowering others through education, mentoring, and hands-on experience, Prajakta is committed to creating a future where technology is accessible, inclusive, and impactful for all.

Prajakta is a passionate advocate for open source, education, and community empowerment. With a deep commitment to fostering innovation and growth, she has dedicated herself to mentoring and teaching individuals across India, both online and in-perso... Show more

Avi Tsadok

Avi Tsadok

Avi Tsadok has worked in iOS development for 13 years and is currently the mobile team lead at Melio Payments. As an accomplished iOS developer, Avi has contributed to cutting-edge apps like "Any.do" and is one of the most well-known iOS development book authors in the world, having written five books on Swift and iOS development, along with dozens of tutorials and articles. He has also shared his expertise as a speaker at several conferences. Avi resides in Tel Mond, Israel, with his wife Tammy and their two children.

Avi Tsadok has worked in iOS development for 13 years and is currently the mobile team lead at Melio Payments. As an accomplished iOS developer, Avi has contributed to cutting-edge apps like "Any.do" and is one of the most well-known iOS development ... Show more

Caio Medeiros Pinto

Caio Medeiros Pinto

I'm a IT professional with many hats 🎩, so if I had to list them I would say I consider myself:

👨‍💻 * Student and practitioner of some movements, such as DevOps, Lean, Platform Engineering.
🎖️ * DevOps Institute Ambassador.
🎖️ * Platform Engineering Ambassador.
☁️ * Cloud-native tech experienced user.
🔥 * Open-source lover.
🤓 * Developer at heart.
👨🏽‍🏫 * Mentor by vocation.
💡 * Thought-leader.

Last but not least, I am a beloved husband and proud doggy dad ❤️.

I'm a IT professional with many hats 🎩, so if I had to list them I would say I consider myself: 👨‍💻 * Student and practitioner of some movements, such as DevOps, Lean, Platform Engineering. 🎖️ * DevOps Institute Ambassador. 🎖️ * Platform En... Show more

Nikita Kibitkin

Nikita Kibitkin

Nikita Kibitkin is a Senior Java Engineer and Tech Lead with 8 years designing high-throughput, event-driven payment platforms. He has successfully delivered financial systems for both the European and Asian markets. At Ducatpay, he leads the event-driven payments team, processing over 5 million transactions per year. Nikita combines modeling based on discrete mathematics with a classic high-load tech stack to build fault-tolerant, predictable, and cost-efficient distributed systems under extreme spikes.

Nikita Kibitkin is a Senior Java Engineer and Tech Lead with 8 years designing high-throughput, event-driven payment platforms. He has successfully delivered financial systems for both the European and Asian markets. At Ducatpay, he leads the event-d... Show more

Julieta Zalduendo

Julieta Zalduendo

Hello, I'm Julieta 👋🏻

I lead My Tech Plan, a consultancy specializing in innovation and technology content, where we assist companies and institutions in achieving their goals through event-based content strategies and multi-platform initiatives. We specialize in hackathons and community building.

On a more personal note, I am a curious and creative individual with a keen eye for detail, deeply passionate about my work. Despite my artistic background, entrepreneurship has transformed me into a businesswoman, adding an extra layer of creativity and a fresh, distinctive approach.

I thrive on challenges, value transparency, and cherish genuine connections with people. Above all, I believe in democratizing access to information as a means to change the world, working daily to provide more and better opportunities for everyone, regardless of their race, country of origin, or identity.

Hello, I'm Julieta 👋🏻 I lead My Tech Plan, a consultancy specializing in innovation and technology content, where we assist companies and institutions in achieving their goals through event-based content strategies and multi-platform initiatives... Show more

Karan Sharma

Karan Sharma

Karan Sharma is a Software Engineer passionate about crafting delightful and scalable mobile experiences. He works with Kotlin Multiplatform across iOS and Android, and has built products at Cash App and Afterpay. Karan also created KRAIL, an open-source public transport app for Sydney, Australia.

Karan Sharma is a Software Engineer passionate about crafting delightful and scalable mobile experiences. He works with Kotlin Multiplatform across iOS and Android, and has built products at Cash App and Afterpay. Karan also created KRAIL, an open-so... Show more

Jayshree Ostwal

Jayshree Ostwal

A solutions architect , Microsoft Certified Trainer with a passion for the Power Platform, M365 Copilot, GenAI, Azure technology.

Empowering enterprises to thrive with Microsoft Copilot & Modern Workplace AI solution frameworks to solve challenges and to drive impactful change across Health & Public Sector. I have an intense enthusiasm for technology and innovation along with its governance and security aspects. An advocate of women empowerment through Information Technology.

A solutions architect , Microsoft Certified Trainer with a passion for the Power Platform, M365 Copilot, GenAI, Azure technology. Empowering enterprises to thrive with Microsoft Copilot & Modern Workplace AI solution frameworks to solve challenges... Show more

Arun Kumar N

Arun Kumar N

Arun is a lead data engineer at Presidio over 7 years of experience on AWS Cloud technologies. He works on designing/developing the data pipeline for streaming as well as batch processing as prescribed by AWS best practices. He also worked on designing the data pipeline architecture for a new product that quickly scaled from 0 to 125000 daily active users. He is also a blockchain enthusiast.

Arun is a lead data engineer at Presidio over 7 years of experience on AWS Cloud technologies. He works on designing/developing the data pipeline for streaming as well as batch processing as prescribed by AWS best practices. He also worked on designi... Show more

Miklos Philips

Miklos Philips

I'm a Lead UX/Product Designer with more than 18 years of experience. Currently in London and working at the Financial Times, I've built my design career working in the tech hubs of New York, San Francisco, and Los Angeles.

UX and digital design being my passion, I frequently write articles about design, speak at design events, and mentor up-and-coming product designers (with almost ten thousand followers between Medium, LinkedIn, and Twitter).

I'm a Lead UX/Product Designer with more than 18 years of experience. Currently in London and working at the Financial Times, I've built my design career working in the tech hubs of New York, San Francisco, and Los Angeles. UX and digital design b... Show more

Seconde Nimenya

Seconde Nimenya

Renowned for her ability to captivate audiences globally, Seconde Nimenya draws on her rich life experiences and multicultural heritage to inspire and empower individuals. With a compelling repertoire of life-changing insights, she offers invaluable perspectives on navigating adversities and achieving personal growth.

Nimenya is an author with five published books, including her latest "Unlocking Diversity: How to Create Inclusive Cultures in a World of Differences," a book that delves into the timely and thought-provoking topic of inclusive leadership. Her TED talk, "We Are Not All That Different," a poignant exploration of race and identity constructs, has garnered widespread acclaim and continues to serve as a powerful catalyst for embracing diversity across the globe.

Recognized for her leadership and unwavering commitment to fostering diversity, equity, and inclusion, Nimenya has been instrumental in forging connections across varied multicultural communities. Her academic credentials include a master's degree in business management, and she is pursuing a graduate certificate in equity, diversity, inclusion, and belonging leadership from Harvard University.

For further details about Seconde Nimenya's impactful work, please visit: www.SecondeNimenya.com

Renowned for her ability to captivate audiences globally, Seconde Nimenya draws on her rich life experiences and multicultural heritage to inspire and empower individuals. With a compelling repertoire of life-changing insights, she offers invaluable ... Show more

Ashish Krishnan

Ashish Krishnan

As a Principal Engineer at Gojek, I drive the architectural vision and technical strategy for our mobile platform. Over the past six years, I have focused on scaling our engineering culture and improving cross-team development practices. My primary effort in cross-platform frameworks steers our development towards unified, efficient solutions and breaking platform boundaries. A key part of my role is to continuously enhance app performance by guiding the development of tooling for core mobile health metrics.

As a Principal Engineer at Gojek, I drive the architectural vision and technical strategy for our mobile platform. Over the past six years, I have focused on scaling our engineering culture and improving cross-team development practices. My primary e... Show more

Chris Snowden

Chris Snowden

Accidental Application Security Architect!

Accidental Application Security Architect! Show more

Shweta Vohra

Shweta Vohra

Shweta Vohra is an Architect, Author, and Inventor with over 20 years of experience designing medium to complex platforms across industries.
She specialises in digital transformation, enterprise architecture, hybrid cloud, cloud-native platforms, Kubernetes, data, and AI/ML technologies. She has led cross-functional teams across geographies and delivered impactful presentations at international conferences.
She is committed to bringing clarity where there’s noise and wisdom where there’s hype. Her book, "Decoding Platform Patterns", is her way of scaling ideas and sharing hard-won lessons in platform engineering with the world — one blueprint at a time.

Shweta Vohra is an Architect, Author, and Inventor with over 20 years of experience designing medium to complex platforms across industries. She specialises in digital transformation, enterprise architecture, hybrid cloud, cloud-native platforms, K... Show more

Russell Cotter

Russell Cotter

Russell has worked with people to bring out their best, in ways to improve their value, to overcome challenges and to make those “aha!” moments come to life, in Australia and the US.

Russell’s unicorn-like approaches to people engagement, collaboration and knowledge sharing have been used in his works through diverse areas such as professional consulting, technology strategy, martial arts instruction and even fitness motivation to name a few.

A published author, world explorer, ex-soldier, father, human centered design thinker, student of behavior, with the mind of an architect, the creativity of an artist and the curiosity of a child have helped him to grow from having a mastery of unicorns, but to become the unicorn!

Russell would love to hear more from people who are looking for that unconventional speaker with the rare blend of interests, Aussie accent and stories from all over the world that can make their event fun, engaging and informative.

Russell has worked with people to bring out their best, in ways to improve their value, to overcome challenges and to make those “aha!” moments come to life, in Australia and the US. Russell’s unicorn-like approaches to people engagement, collabo... Show more

Laurent Sarrazin

Laurent Sarrazin

100% agile DNA, boosted with Solution-Focus brief coaching, narrative practices, MGT3.0, Host-Leadership, Heart of Agile, I'm currently on the road to my new life, 100% focused on my NGO Agility With No Borders (www.awnb.org). Our mission is to help people achieve financial, social and professional autonomy, using the best practices of agile culture, enhanced by our dialogic signature. On our agenda: employability, social & eco-responsabile agile micro-entrepreneurship, development of essential 21st century skills (critical thinking, innovative problem-solving, creativity, teamwork, leadership, resilience... and AI). www.awnb.org.

100% agile DNA, boosted with Solution-Focus brief coaching, narrative practices, MGT3.0, Host-Leadership, Heart of Agile, I'm currently on the road to my new life, 100% focused on my NGO Agility With No Borders (www.awnb.org). Our mission is to help ... Show more

Diego Marques

Diego Marques

I am a Country Manager with several years of experience leading companies through the journey of implementing Cloud and modernizing applications to reach the market faster and more securely.

What drives me is working in complex environments with technological and business challenges, where I can present cloud-based solutions that transform companies’ delivery capabilities and positively influence the end customer experience. I’m also passionate about sharing knowledge with as many people as possible. I truly believe that technology can change people’s lives!

I am a Country Manager with several years of experience leading companies through the journey of implementing Cloud and modernizing applications to reach the market faster and more securely. What drives me is working in complex environments with t... Show more

Samah Alafeef

Samah Alafeef

Samah Alafeef

Founder and CEO of Metanoia Training and Consulting

Project Management Professional and Regional Officer of the International Federation of Global and Green Information and Communication Technology (IFGICT).
Samah Alafeef a computer engineer brought a broad range of technical and data management skills to her extensive work experience. Samah holds a master's degree in Project Management Engineering and a diploma in Humanitarian Logistics and Supply chain. The combination of managerial and technical skills she has in both the Humanitarian and Commercial sectors enabled her to serve as a consultant in various aspects related to management and technology. Samah is a PMP® certified, Risk RMP ® certified, Agile ACP certified, certified Microsoft innovative educator, and certified green IT professional. She is coaching people and organizations to develop their professional images, being agile, and jump to a higher professional level.

Samah Alafeef Founder and CEO of Metanoia Training and Consulting Project Management Professional and Regional Officer of the International Federation of Global and Green Information and Communication Technology (IFGICT). Samah Alafeef a compu... Show more

Damian Sire

Damian Sire

Damian Sire, a Uruguayan developer and Google Developer Expert (GDE), combines his experience as Head of Maintenance at Ingenious with creating YouTube content while traveling the world as a digital nomad.

Damian Sire, a Uruguayan developer and Google Developer Expert (GDE), combines his experience as Head of Maintenance at Ingenious with creating YouTube content while traveling the world as a digital nomad. Show more

Ashmi Banerjee

Ashmi Banerjee

Ashmi is a doctoral researcher at the TU Munich, focusing on Recommender Systems. She graduated with a master's degree in Computer Science in 2019 and has three years of industry experience in Germany.

A Google Developer Expert and AI/ML Champion Innovator, Ashmi was named one of the 100 technologists to watch for 2023 and has received multiple awards, including the GDE Community Award and the Women Who Code Applaud Her Awards for 2023.

As a Google Women Techmakers Ambassador, she advocates for closing the gender gap in STEM. Ashmi enjoys traveling and training for triathlons. 🏊‍♀️ 🚴 🏃‍♀️

Ashmi is a doctoral researcher at the TU Munich, focusing on Recommender Systems. She graduated with a master's degree in Computer Science in 2019 and has three years of industry experience in Germany. A Google Developer Expert and AI/ML Champion ... Show more

Isaac Johnson

Isaac Johnson

As a Principal Software Architect and Google Cloud Innovators Champion, I have a passion for process and building out scalable solutions. With over 20 years experience, I've had the honor of working at local companies such as Medtronic, Thomson Reuters, and CH Robinson with a focus on SRE, DevOps and Cloud Migrations. I'm lead architect over the SRE squads at Wellsky, a leading post-acute care software provider based in Overland Park, KS. I live in Woodbury, MN and enjoy camping, canoeing and fishing with three wonderful daughters.

As a Principal Software Architect and Google Cloud Innovators Champion, I have a passion for process and building out scalable solutions. With over 20 years experience, I've had the honor of working at local companies such as Medtronic, Thomson Reut... Show more

Jinal Mehta

Jinal Mehta

I am a Data Engineer with over 8 years of diverse experience across India, Canada, and the United States, currently based in Seattle. My expertise and interests have always centered around data, along with a strong passion for helping others grow in this field. I thrive on problem-solving and root cause analysis, approaching each challenge with analytical precision and determination. My international work experience has sharpened my ability to adapt and collaborate effectively across diverse teams and cultures.
As an active member of Amazon's interview panel, I contribute to building high-performing teams through technical assessments and candidate evaluations. Beyond my corporate role, I am dedicated to giving back to the tech community by providing consultation, career guidance, and interview preparation coaching to aspiring data professionals. I share insights on growth strategies, industry best practices, and practical tips to help candidates successfully navigate their career paths.
When not immersed in data engineering or mentoring, I cherish quality time with my family, explore new destinations through travel, express creativity through painting, and maintain an active lifestyle playing badminton. I also enjoy keeping my analytical skills sharp with Sudoku puzzles.

I am a Data Engineer with over 8 years of diverse experience across India, Canada, and the United States, currently based in Seattle. My expertise and interests have always centered around data, along with a strong passion for helping others grow in ... Show more

Harshita Varma

Harshita Varma

Harshita Varma is a contributor to the Kubernetes project, actively involved in the SIG Contributor Experience community, with a focus on enhancing the contributor journey. She began her open-source journey by contributing to the Thanos project, sparking her passion for open source. In March 2022, she was selected as an LFX mentee for Kubernetes under the CNCF. Since then, Harshita has significantly contributed to Kubernetes, earning the prestigious Dan Kohn Scholarship to attend KubeCon EU 2023 in Amsterdam as an attendee. Currently, she continues to engage with the open-source ecosystem, fostering collaboration and inclusivity within the Kubernetes community.

Harshita Varma is a contributor to the Kubernetes project, actively involved in the SIG Contributor Experience community, with a focus on enhancing the contributor journey. She began her open-source journey by contributing to the Thanos project, spar... Show more

M A A Mehedi Hasan

M A A Mehedi Hasan

This is M A A Mehedi Hasan working in EBS Group since 2005. Starting career as a Software Developer, I am now Chief Technology Officer (CTO) of EBS Group. In this long journey, I have got opportunity to work with various technologies like Microsoft Data Platform, SMS/USSD/IVR based Telecom Value Added Service, and Audio/Video streaming.

As a Microsoft certified Azure Database Administrator Associate, I also manage large database, testing and deployment, performance tuning, long term capacity planning, and streamlining operational workflow.

Being a member of techforumbd, a Bangladeshi tech community, I regularly speak and organize sessions at local and virtual PASS chapters, SQL Saturdays, and Azure conferences. In free time, I love to play with Machine Learning and Cloud Technology. By the way, you can count me as a traveler too!

Check out my SQL Server Course on Ghoori Learning (https://ghoorilearning.com/courses/Microsoft-server-2019-level-1)!

This is M A A Mehedi Hasan working in EBS Group since 2005. Starting career as a Software Developer, I am now Chief Technology Officer (CTO) of EBS Group. In this long journey, I have got opportunity to work with various technologies like Microsoft D... Show more

Atulpriya Sharma

Atulpriya Sharma

Manual tester turned developer advocate. I talk about Cloud Native, Kubernetes & DevOps to help others adopt cloud native. I also create content – blog posts, webinars – & host Twitter spaces and strongly believe in collaborative learning and growth.

In addition, I'm also a CNCF Ambassador and the organizer of CNCF Hyderabad. When I am not working, I’m a food & travel blogger & love exploring eateries & going on road trips. You can find me at @TheTechMaharaj on Twitter.

Manual tester turned developer advocate. I talk about Cloud Native, Kubernetes & DevOps to help others adopt cloud native. I also create content – blog posts, webinars – & host Twitter spaces and strongly believe in collaborative learning and growth.... Show more

Tom Harvey

Tom Harvey

Tom’s an Engineer at HashiCorp working on the Azure support within Terraform. When he’s not coding, Tom's been known to travel the world.

Tom’s an Engineer at HashiCorp working on the Azure support within Terraform. When he’s not coding, Tom's been known to travel the world. Show more

Shubham Mittal

Shubham Mittal

I’m Shubham Mittal—co-founder & CEO of RedHunt Labs, with 13+ years in security engineering. I’ve built and scaled internet-wide scanners, led teams pushing the limits of external attack surface management, and serve on the BlackHat Review Board. I also co-organize Recon Village at DEFCON, where hackers, researchers, and weird ideas come to life. In my free time, I prefer doing a bike ride, playing cricket, or scanning the internet just for fun. Offensive Security, scale, and curiosity drive what I do—and I’m always up for a good conversation or a broken protocol.

I’m Shubham Mittal—co-founder & CEO of RedHunt Labs, with 13+ years in security engineering. I’ve built and scaled internet-wide scanners, led teams pushing the limits of external attack surface management, and serve on the BlackHat Review Board. I a... Show more

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