Environment & Cleantech

Skilled professionals dedicated to innovative technologies and practices that reduce environmental impact and promote sustainability

Daniel Binggeli

Daniel Binggeli

Daniel Binggeli is the CTO at Puzzle ITC, an open-source-driven company, where he brings over 20 years of experience in the IT industry. With expertise in software development, architecture, and Platform Engineering, Daniel is passionate about how technical innovation can align with organizational transformation to empower teams and streamline operations.

What sets Daniel apart is his ability to connect and navigate across a diverse range of topics. From AI to sustainability in IT, and from his role as a hands-on CTO to his life as a dedicated family man and self-sufficient homesteader, Daniel thrives at the intersection of seemingly contrasting domains. This broad perspective allows him to approach challenges with creativity and balance, leveraging insights from all aspects of his life.

Throughout his career, Daniel has taken on roles such as developer, architect, and team lead, providing him with a well-rounded understanding of the software development lifecycle and operational dynamics. His blend of technical depth, leadership, and versatility makes him a driving force for impactful and sustainable solutions, both in technology and beyond.

Daniel Binggeli is the CTO at Puzzle ITC, an open-source-driven company, where he brings over 20 years of experience in the IT industry. With expertise in software development, architecture, and Platform Engineering, Daniel is passionate about how te... Show more

Alon Schlesinger

Alon Schlesinger

Alon Schlesinger is a globally experienced executive with over 25 years of demonstrated international business history.
His background spans via the private sector business, from startups to Fortune 100 companies as well as governmental background as Advisor to V. Prime Minister.

Mr. Schlesinger expertise spans various regions including EU, ME and Asia having lived there for 10 years with proven achievements. He operates in the High-Tech and Investment sectors as well as Infrastructure & international projects.
He has previous experience from in the Aviation sector as commercial pilot and high-tech related activities in the sector.

Alon's expertise is in technology investments, Innovation adoption for companies, and strategic global cooperation.

Alon Schlesinger is a globally experienced executive with over 25 years of demonstrated international business history. His background spans via the private sector business, from startups to Fortune 100 companies as well as governmental background ... Show more

Chinedu Otutu

Chinedu Otutu

I am a software engineer with years of professional experience developing, testing, deploying, and maintaining robust software
applications. I excel in creating innovative solutions and seamless user experiences. Beyond my technical skills, I am passionate about physical wellness and enjoy regular workouts to maintain a healthy and active lifestyle.

I am a software engineer with years of professional experience developing, testing, deploying, and maintaining robust software applications. I excel in creating innovative solutions and seamless user experiences. Beyond my technical skills, I am pas... Show more

Martin Lippert

Martin Lippert

Martin works at Broadcom on developer tooling for Spring and Spring Boot. He co-leads the team that ships all the Spring Tools for Visual Studio Code, Eclipse, Theia, Codespaces, and more.

Martin works at Broadcom on developer tooling for Spring and Spring Boot. He co-leads the team that ships all the Spring Tools for Visual Studio Code, Eclipse, Theia, Codespaces, and more. Show more

Dan Mazzella

Dan Mazzella

Dan has been building software since before the dot-com days, responsible for the modernization, site reliability and greenfield projects, as well as responsible for hiring software and devops engineers at various stages and skill levels, from junior to architect level. He has built a career at TRIRIGA, IBM, Wipro, and now as the Global Director of Software for Arcadis, a leading design, consultancy, engineering, project and management services across every phase of asset creation and management for projects all around the world.

Dan has been building software since before the dot-com days, responsible for the modernization, site reliability and greenfield projects, as well as responsible for hiring software and devops engineers at various stages and skill levels, from junior... Show more

Shivji Kumar Jha

Shivji Kumar Jha

Shivji Kumar Jha is a Staff Engineer at Nutanix, where he leads the charter for analytics, time-series, and streaming platforms across cloud and on-prem environments. He focuses on building scalable ingestion systems and designing high-performance OLAP architectures, with deep hands-on experience extending ClickHouse for production-grade analytics. A contributor to Apache Pulsar, MySQL, and ClickHouse, Shiv approaches distributed systems as a builder—prototyping core components, shaping system design, and driving platform evolution from the ground up.

Beyond engineering, Shiv is an active community leader and speaker. He has delivered 30+ talks at conferences including ApacheCon, KubeCon + CloudNativeCon, and Postgres community events. He also curates deep-tech meetups in Bangalore, bringing together practitioners passionate about databases, streaming systems, and open-source infrastructure

Shivji Kumar Jha is a Staff Engineer at Nutanix, where he leads the charter for analytics, time-series, and streaming platforms across cloud and on-prem environments. He focuses on building scalable ingestion systems and designing high-performance OL... Show more

Muhammad Shahmeer

Muhammad Shahmeer

Shahmeer Amir is a world-renowned Ethical Hacker and the 3rd most accomplished bug hunter who has helped over 400 Fortune companies, including Facebook, Microsoft, Yahoo, and Twitter, resolve critical security issues in their systems. He has founded multiple entrepreneurial ventures in the field of Cyber Security, and currently leads three startups in four countries.

As the CEO of Younite, Shahmeer's premier company is working on next-generation audio-video communication technologies. He is also the CEO of Veiliux, Asia's first mainstream Cyber Security startup present in the Asia Pacific, UAE, and the UK. Authiun, another startup, is a complete passwordless authentication solution for the 21st century.

Shahmeer is the Cyber Security Advisor to the Ministry of Finance Government of Pakistan, involved in multiple projects regarding Deep Sea Tracking, Digital Transformation of Legislation, and Digitization of Pakistani Cultural Content. He is also a member of Forbes Technology Council.

As an Engineer and a Cyber Security professional with relevant certifications from renowned organizations like EC-Council, Mile2, SANS, etc., Shahmeer is currently looking at the Blockchain technology for his doctorate. He has authored three books, including Bug Bounty Hunting Essentials, and a dozen research papers.

Shahmeer is a highly sought-after keynote speaker on Cyber Security, Blockchain, and other technologies, having been invited to over 80 conferences globally. including Blackhat, GiSec, FIC, AEC Alberta, Hackfest and many more. He has also been accepted at multiple prestigious academic institutions in their entrepreneurship programs, including Stanford. As a CTO of companies, Shahmeer has learned to code in 25 languages and read code in 35, making him an expert in multiple technologies.

Shahmeer Amir is a world-renowned Ethical Hacker and the 3rd most accomplished bug hunter who has helped over 400 Fortune companies, including Facebook, Microsoft, Yahoo, and Twitter, resolve critical security issues in their systems. He has founded ... Show more

Frank Lyaruu

Frank Lyaruu

Architect and software generalist. Rustacian. Java veteran. Sustainable computing advocate. Web assembly enthousiast. Occasional Embedded Rust streamer.

Architect and software generalist. Rustacian. Java veteran. Sustainable computing advocate. Web assembly enthousiast. Occasional Embedded Rust streamer. Show more

Philip Obiorah

Philip Obiorah

Philip Obiorah is a Data Scientist, Co-Organizer PyData Milton Keynes , Lead of GDG Cloud Port Harcourt, a Google Explore ML Facilitator, and a researcher with interests in Machine Learning and Natural Language Processing. He is a former Graduate Teaching Assistant at the University of Buckingham, United Kingdom, and currently serves as a Learning Development Coach in Computing at the University of Buckingham. An Oracle Certified Professional and a member of the British Computer Society, Philip has a diverse academic and professional background.

Philip holds a PhD in Computer Science from the University of Port Harcourt. In addition, he has earned two Master's degrees: an MSc in Applied Data Science from the University of Buckingham, graduating with distinction, and an MSc in Computer Science from the University of Port Harcourt. He also holds a BA in Philosophy from Nnamdi Azikiwe University, Nigeria.

Philip is deeply committed to community development and has volunteered extensively to mentor participants in AI and data science programs through initiatives like AI School Africa, the Google Africa Developers Scholarship, and Google Explore ML with Crowdsource. His academic contributions include several research publications, notably "Topic Modeling Using Latent Dirichlet Allocation & Multinomial Logistic Regression," published in the Journal of Digital Innovations & Contemporary Research in Science, Engineering & Technology (Vol. 10, No. 4).

Philip’s efforts have earned him numerous accolades. He was a Global Nominee at NASA SpaceApps 2018 and received the Tech Social Impact Icon (Green) Award in 2022 from Techrity. He was also honored with a special plaque from Google Developer Groups for fostering a vibrant developer community at GDG Cloud Port Harcourt.

Passionate about teaching, community building, and bridging the gap between academia and the tech industry, Philip is dedicated to continuing his impactful journey and achieving even greater milestones in the future.

Philip Obiorah is a Data Scientist, Co-Organizer PyData Milton Keynes , Lead of GDG Cloud Port Harcourt, a Google Explore ML Facilitator, and a researcher with interests in Machine Learning and Natural Language Processing. He is a former Graduate Te... Show more

Emanuel Toledo

Emanuel Toledo

Emanuel Toledo es Licenciado en Gestión Pública y Analista-Científico de Datos. Con más de 13 años de experiencia en el sector público, especializado en administración, auditoría y análisis presupuestario , ha impulsado en los últimos años su desarrollo hacia la tecnología, liderando la transformación digital desde el análisis, visualización, ciencia de datos e inteligencia artificial. Es CEO y fundador de Thinking OUT!, una consultora digital especializada en datos, comprometido con la inclusión, la innovación y el aprendizaje continuo. Interesado en colaborar con proyectos de impacto social que integren tecnología, educación y equidad, Emanuel es un firme creyente de que la decisión política y las herramientas accesibles son la clave para un servicio público más eficiente y transparente en América Latina.

Emanuel Toledo es Licenciado en Gestión Pública y Analista-Científico de Datos. Con más de 13 años de experiencia en el sector público, especializado en administración, auditoría y análisis presupuestario , ha impulsado en los últimos años su desarro... Show more

Ole Michaelis

Ole Michaelis

Ole Michaelis is the Head of Engineering at 1KOMMA5º, a unicorn scale-up in renewable energy and clean tech. He's passionate about event-driven software engineering and building high-performing remote teams. From RailsConf to CodeMash, Ole enjoys sneaking onto stages to talk about software, teams, and tech.. In his free time, he's developing slidr.io, a streamlined slide-sharing platform. Ole is a passionate software lead who enjoys traveling and Mexican food. This self-proclaimed 'bad' German can juggle, loves spending time with his two kids, but still dislikes beer and soccer.

Ole Michaelis is the Head of Engineering at 1KOMMA5º, a unicorn scale-up in renewable energy and clean tech. He's passionate about event-driven software engineering and building high-performing remote teams. From RailsConf to CodeMash, Ole enjoys sne... Show more

Oluwasegun Adedigba

Oluwasegun Adedigba

Oluwasegun Adeniyi Adedigba is a cloud software engineer with a strong background in building and managing secure, scalable cloud infrastructures. With extensive experience in AWS, he has implemented solutions involving networking, virtualization, containerization, and serverless architectures. His interests span serverless, event-driven architecture, CAD, CAM, CAE, and robotics. He is 5x AWS Certified and 1x Hashicorp Certified. He is an AWS Community Builder in the AWS Serverless Category. Oluwasegun Adedigba is also a Mechanical Engineer. His hobbies include playing football and basketball.

Oluwasegun Adeniyi Adedigba is a cloud software engineer with a strong background in building and managing secure, scalable cloud infrastructures. With extensive experience in AWS, he has implemented solutions involving networking, virtualization, co... Show more

Rajan Sharma

Rajan Sharma

I am a Principal Architect at iSpace with expertise in Cloud Architecture, AI/ML, Serverless Computing, and Enterprise Security, leading the design of scalable and resilient enterprise solutions. I hold the AWS Security Specialty certification and am preparing for the Machine Learning Specialty, with focus areas including semantic search, intelligent content discovery, and AI-driven optimization in serverless systems.

Alongside my technical career, I am a Member of the Institute of Directors (IOD), India, and a Mentor with Startup India, where I guide founders and innovators in technology adoption, architecture strategy, and sustainable growth. My work blends deep technical problem solving with leadership, governance, and mentorship, giving me a holistic perspective on how technology drives business and innovation. Passionate about knowledge-sharing, I contribute to developer communities, mentor professionals, and explore the intersection of technology,leadership, and entrepreneurship

I am a Principal Architect at iSpace with expertise in Cloud Architecture, AI/ML, Serverless Computing, and Enterprise Security, leading the design of scalable and resilient enterprise solutions. I hold the AWS Security Specialty certification and am... Show more

Michael Reichenbach

Michael Reichenbach

Michael is a Platform Engineer at 1KOMMA5°, where he builds the developer platform for Europe's largest virtual power plant. With over 10 years of experience creating developer-centric platforms, he has implemented Backstage in multiple organizations, won last year's poster session with a novel Helm-based deployment workflow for Google Cloud Run, and introduced the Component Stack—a method that combines Backstage metadata with Terraform to ensure labels are always up-to-date.

Michael is a Platform Engineer at 1KOMMA5°, where he builds the developer platform for Europe's largest virtual power plant. With over 10 years of experience creating developer-centric platforms, he has implemented Backstage in multiple organizations... Show more

Victor Jimenez

Victor Jimenez

Victor has more that 18 years working for global companies as an IT resource on different areas, such as Server Filed Support, Sysadmin, Site Reliability Engineer and Solutions Architect.
Today works as Sr. Solutions Architect and is specialist on Compute Services like Containers with Kubernetes cluster autoscaler and Karpenter, with the aim to reduce costs.
His aim is to help Platform engineering, other Solutions Architects and Applications teams to design, deploy and maintain the right architectures that align to the business goals and gains.

Victor has more that 18 years working for global companies as an IT resource on different areas, such as Server Filed Support, Sysadmin, Site Reliability Engineer and Solutions Architect. Today works as Sr. Solutions Architect and is specialist on C... Show more

Eduardo Arango Gutierrez

Eduardo Arango Gutierrez

Eduardo is a Senior Systems Software Engineer at NVIDIA, working on the Cloud Native Technologies team. Eduardo has focused on enabling users to build and deploy containers on distributed environments.

Eduardo is a Senior Systems Software Engineer at NVIDIA, working on the Cloud Native Technologies team. Eduardo has focused on enabling users to build and deploy containers on distributed environments. Show more

Valeria Villacorta

Valeria Villacorta

Ingeniera industrial con experiencia en el sector logístico usando tecnologías de Machine Learning e IA. Comprometida con las buenas prácticas de industrias con nuevas tecnologías y aplicación de las ODS.

Ingeniera industrial con experiencia en el sector logístico usando tecnologías de Machine Learning e IA. Comprometida con las buenas prácticas de industrias con nuevas tecnologías y aplicación de las ODS. Show more

Manuel Carrasco Molina

Manuel Carrasco Molina

Started with his C64 at age 11 in 1987. Manuel “Stuff” Carrasco Molina became a Pro Software Dev in 1997 after 3 years of CS. Started the 8rst french podcast about Apple in 2005. Started developing for iOS in 2008. With Swift since 2014 (pre-1.0).

Started with his C64 at age 11 in 1987. Manuel “Stuff” Carrasco Molina became a Pro Software Dev in 1997 after 3 years of CS. Started the 8rst french podcast about Apple in 2005. Started developing for iOS in 2008. With Swift since 2014 (pre-1.0). Show more

Jose Gomez-Selles

Jose Gomez-Selles

Product Lead at VictoriaMetrics Cloud. In a previous life, he did a PhD for nanothings. Keys, metal and virtual racing.

Product Lead at VictoriaMetrics Cloud. In a previous life, he did a PhD for nanothings. Keys, metal and virtual racing. Show more

Lirone Glikman

Lirone Glikman

Lirone Glikman is an international speaker, bestselling author, and consultant on business networking and personal branding using AI, and business development for startups and high-tech companies. She has consulted and spoken to developers, founders, and women leaders in 27 countries, sharing her methodology for achieving business results through authentic connections.

She is the author of the amazon bestseller "The Super Connector's Playbook". With over 20 years of global experience across Europe, Australia, and the U.S., she brings both corporate and startup perspectives to the tech world. Lirone contributes to leading global magazines and serves as an executive director at a UN-affiliated NGO supporting the Sustainable Development Goals.

Lirone Glikman is an international speaker, bestselling author, and consultant on business networking and personal branding using AI, and business development for startups and high-tech companies. She has consulted and spoken to developers, founders,... Show more

David Aniebo

David Aniebo

I'm David Aniebo, a software development engineer interested in product quality, tooling, automation, and developer operations. I specialize in building scalable, high-performing, sustainable software solutions that consistently exceed business and user expectations.

I enjoy sharing insights with the developer community through speaking engagements and workshops.

I'm David Aniebo, a software development engineer interested in product quality, tooling, automation, and developer operations. I specialize in building scalable, high-performing, sustainable software solutions that consistently exceed business and u... Show more

Elaine He

Elaine He

Master of Business (Global Management & Marketing) (Honours)
Master of Applied Computing

With over six years of experience in cloud services, enterprise integration, and automation, I specialise in transforming ambiguous business challenges into practical, scalable solutions. My work sits at the intersection of technology and strategy, focusing on how AI, product development, and digital systems can reshape workflows and enhance decision-making.

I have a proven track record in designing seamless connections between complex systems—whether integrating platforms, redesigning processes, or improving the way information flows across an organisation. My approach blends deep technical understanding in Oracle technologies and cloud services with strong business insight, ensuring that the solutions we build are not only functional but genuinely meaningful for the people who rely on them.

I’m deeply guided by the belief that impactful technology should be quiet, intentional, and human-centred. Through writing and speaking, I explore how AI and modern product thinking are reshaping digital experiences and the future of work.

✍️ Explore my thoughts on Substack: https://elaine1233blog.substack.com

🔗 Learn about my work at BrightQuant: https://brightquant-ai.world/

Master of Business (Global Management & Marketing) (Honours) Master of Applied Computing With over six years of experience in cloud services, enterprise integration, and automation, I specialise in transforming ambiguous business challenges into... Show more

Celestina Amadi

Celestina Amadi

Celestina is a Cloud Engineer passionate about sharing knowledge and empowering teams to implement scalable and compliant infrastructure.

Celestina is a Cloud Engineer passionate about sharing knowledge and empowering teams to implement scalable and compliant infrastructure. Show more

Mike Gerasymenko

Mike Gerasymenko

Customer and quality focused mobile engineer in love with mobile platforms. I've been building software for quite a while: over 14 years of software development experience, 12 years of iOS. I have experience working on great products and I am excited to see them used.

Customer and quality focused mobile engineer in love with mobile platforms. I've been building software for quite a while: over 14 years of software development experience, 12 years of iOS. I have experience working on great products and I am excited... Show more

Arun Mahendran

Arun Mahendran

I am a seasoned System Software Engineer and Data Science & Machine Learning Architect with over 18 years of experience in building software systems using Python, C/C++, and advanced scripting technologies. My expertise spans cloud computing, machine learning, embedded systems, and the design of high-availability and disaster-recovery solutions for enterprise SAN and server storage platforms.

In recent years, I have specialized in data science and data engineering on the AWS cloud, delivering scalable, production-grade analytics and AI solutions. I bring a strong blend of low-level systems engineering and modern AI/ML architecture, enabling me to solve complex, real-world problems across the full technology stack.

I am deeply passionate about data center sustainability and leveraging AIOps to drive carbon reduction, energy efficiency, and intelligent infrastructure optimization at scale.

I am a seasoned System Software Engineer and Data Science & Machine Learning Architect with over 18 years of experience in building software systems using Python, C/C++, and advanced scripting technologies. My expertise spans cloud computing, machine... Show more

Vishal Sharma

Vishal Sharma

As Software Engineering leader, I bring over 20 years of expertise in enterprise architecture and digital transformation. By leading cross-functional teams, I enable the delivery of secure, scalable solutions that optimize operations and enhance client engagement. My efforts focus on integrating innovative technologies to align with strategic business goals, resulting in measurable outcomes for stakeholders.

With a strong foundation in business architecture and fintech innovation, I excel in modernizing platforms to meet evolving industry demands. Equipped with certifications such as TOGAF, I prioritize seamless system integration, cost efficiency, and regulatory alignment to drive long-term value for organizations. Passionate about solving complex challenges, I work collaboratively to empower teams and achieve sustainable success.

As Software Engineering leader, I bring over 20 years of expertise in enterprise architecture and digital transformation. By leading cross-functional teams, I enable the delivery of secure, scalable solutions that optimize operations and enhance clie... Show more

Hallvard Nygård

Hallvard Nygård

Architect at Storebrand by day. Making a better society by night. Transparency, openness, and evaluating security and privacy in various systems. Managing Norway's largest database of public records, covering 686 authorities. Holding power to account.

Some previous presentations:
- BSides Oslo 2024 - Keynote - Exploring the World of Ethical Hacking: From Web Vulnerabilities to Election Security (partial recording - https://www.youtube.com/watch?v=VwWPzRceCgs)
- HelloStavanger 2024 - 5 sikkerhetsfeil hos Storebrand (not recorded)
- Javazone 2020 - Overvåke gata eller finne korrupsjon Norges data er ferdig indeksert, https://vimeo.com/showcase/7568031/video/459871711
- ISF Høstkonferansen 2018 + Meetups 2018 (OWASP Oslo / Javabin Sørlandet) - Walk-through of responsible disclosures I've done
- Javazone 2017 - Lightning talk - Æ fant data, https://2017.javazone.no/program/a181ba49a1e1450c9a37d0d793a3e4ec

Architect at Storebrand by day. Making a better society by night. Transparency, openness, and evaluating security and privacy in various systems. Managing Norway's largest database of public records, covering 686 authorities. Holding power to account... Show more

Christophe Martinot

Christophe Martinot

Christophe Martinot is an international speaker, transformation advisor, and author of SPIRAL UP®, a framework designed to help individuals, teams, and organizations grow stronger through agility and resilience.

A former executive with over two decades of leadership experience in FMCG, pharma, and medical devices, Christophe has held strategic roles at L’Oréal, Danone, Abbott, and Sanofi.

As Managing Director and Co-Founder of SeedingEnergy, he now guides organizations across the USA, UK, and Europe in redefining their ways of working, building cultures that are more agile, human-centered, and purpose-driven.

He is a co-author of the Agile Customer Centricity Manifesto, part of the global leadership group shaping Agile Marketing Manifesto 2.0, and a co-initiator of the Business Agility Hub.

Christophe also shares his passion for agility and transformation with the next generation of leaders, teaching Agile Ways of Working at IED Barcelona and as a guest professor at ESADE.

A pragmatic optimist, he brings energy, empathy, and real-world experience to every stage, inspiring leaders and teams to Spiral Up through every challenge.
He works fluently in English, French, and Spanish.

Christophe Martinot is an international speaker, transformation advisor, and author of SPIRAL UP®, a framework designed to help individuals, teams, and organizations grow stronger through agility and resilience. A former executive with over two de... Show more

Dhanush Kumar S

Dhanush Kumar S

Full-Stack Developer building Web3 infrastructure | Founded INGENIOUS tech community (500+ members) | Ex-BRIHAT INFO TECH | 5x Hackathon Winner | Actually ships production code at 3 AM

Full-Stack Developer building Web3 infrastructure | Founded INGENIOUS tech community (500+ members) | Ex-BRIHAT INFO TECH | 5x Hackathon Winner | Actually ships production code at 3 AM Show more

Dhruv Kumar

Dhruv Kumar

Software Engineer@Samwell.ai | DST Inspire Awardee | AIR 50 in SIC MOE | North Region Winner in CP | Intel AI Leader | Researcher | Speaker | AI Research and Development | Ex- AI Planet, KloudiDev |

Software Engineer@Samwell.ai | DST Inspire Awardee | AIR 50 in SIC MOE | North Region Winner in CP | Intel AI Leader | Researcher | Speaker | AI Research and Development | Ex- AI Planet, KloudiDev | Show more

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