Environment & Cleantech

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

Eszter Hatala Artist

Eszter Hatala Artist

Eszter Hatala is an artist and maker based in County Kildare, Ireland. Passionate about sustainability and creativity, she transforms used coffee pods into unique handmade jewellery, giving everyday waste a beautiful second life. Alongside her upcycling work, Eszter creates commissioned pet and wildlife portraits, combining craftsmanship with a love of art and nature. Through her work, she aims to inspire others to see the creative potential in materials that would otherwise be discarded.

Eszter Hatala is an artist and maker based in County Kildare, Ireland. Passionate about sustainability and creativity, she transforms used coffee pods into unique handmade jewellery, giving everyday waste a beautiful second life. Alongside her upcycl... Show more

Dionysis Lorentzos

Dionysis Lorentzos

Dio is an Engineering Manager on the Mobile team at Enpal, a Berlin-based solar energy company, where he leads Flutter, Android, and iOS development. His focus spans mobile infrastructure, customer data, and security. A practitioner turned leader, Dio combines native mobile experience with a track record in engineering management.

He holds a CISSP certification and is a lead author of the OWASP Mobile Application Security (MAS) project. Previously EM Mobile at ShareNow, he also maintains open source Android libraries with over 6,000 combined GitHub stars.

Dio is an Engineering Manager on the Mobile team at Enpal, a Berlin-based solar energy company, where he leads Flutter, Android, and iOS development. His focus spans mobile infrastructure, customer data, and security. A practitioner turned leader, Di... Show more

Itana Bulatović

Itana Bulatović

I’m a Senior Machine Learning Engineer with proven track record of building AI systems across domains including finance, geospatial intelligence, healthcare, and environmental monitoring. My experience spans startups, research labs, and global enterprises, delivering real-world impact through deep learning, computer vision, and scalable MLOps pipelines.

Currently, at Schneider Electric, I'm a part of the Global Finance team working on AI-based solutions for financial intelligence. Previously, I led aerial imagery computer vision-based pipelines at MGGP Aero and developed end-to-end MLOps infrastructure at AI Clearing. My academic work at Shanghai Jiao Tong University focused on deep learning models for mammographic diagnostics where I published research articles at international IEEE conferences.

I’m a Senior Machine Learning Engineer with proven track record of building AI systems across domains including finance, geospatial intelligence, healthcare, and environmental monitoring. My experience spans startups, research labs, and global enterp... Show more

Eric Siegel

Eric Siegel

Eric Siegel is the founder of Livity, a social enterprise building sovereign, NFT-based economies around safely managed Water Sanitation and Hygiene (WASH). He is a WASH specialist, artist, and Web3 builder. Livity's partnership with Blue Filter in Gaza leverages NFTs as a global fundraising mechanism to fund Blue Filter’s operations today: water sourcing, disinfection and distribution to North Gaza and Gaza City. We are also using NFTs as economic infrastructure for decolonial financial systems. A way to redefine and exchange value outside of the Westphalia state model.

Eric Siegel is the founder of Livity, a social enterprise building sovereign, NFT-based economies around safely managed Water Sanitation and Hygiene (WASH). He is a WASH specialist, artist, and Web3 builder. Livity's partnership with Blue Filter in G... Show more

Kristiyan Velkov

Kristiyan Velkov

Hi, I’m Kristiyan Velkov, and I’m excited to be here! I’ve been a front-end developer for over a decade, specializing in React.js, Next.js, and modern JavaScript frameworks. I’m passionate about building scalable and efficient solutions and sharing knowledge with the tech community through writing, speaking, and mentoring.

I’m an active Medium author with nearly 6,000 followers in the tech niche and 30,000 connections on LinkedIn. I hold multiple professional certificates and have authored books, including Core TypeScript Utility Types and the upcoming Mastering React JS Interviews. My work focuses on topics like TypeScript utility types, SOLID principles, and React.js best practices.

Beyond development, I enjoy organizing workshops and contributing to the growth of developers worldwide. It’s a privilege to share my journey and ideas with you, and I’m looking forward to connecting and learning together.

My blog: https://medium.com/@kristiyanvelkov
LinkedIn: https://www.linkedin.com/in/kristiyan-velkov-763130b3/

Hi, I’m Kristiyan Velkov, and I’m excited to be here! I’ve been a front-end developer for over a decade, specializing in React.js, Next.js, and modern JavaScript frameworks. I’m passionate about building scalable and efficient solutions and sharing k... Show more

Ankshita Maunthrooa

Ankshita Maunthrooa

Ankshita is currently working as a security engineer and has previously worked as a cybersecurity consultant in the paradise island of Mauritius, helping the biggest firms around the world implement strategic cybersecurity best practices and comply with the required standards. Before joining consultancy, she has worked in cybersecurity for approximately two years as a SOC analyst, thus gathering a rich hands-on experience on blue teaming tools and practices.

Ankshita has presented her cyber blue teaming skills at the DevCon2023, the biggest developers' conference of Mauritius organized by the MSCC and GDG Mauritius. She recently also spoke at the DevFest 2023 about introducing Golang to students.

Coming from a diverse background in Information Technology, Ankshita is familiar with development and programming in Java, Python, Javascript and Solidity. Her latest passion for learning narrows down to Golang which can be very effectively implemented in the field of cybersecurity as well.

During university years, Ankshita has also represented the Google Developers Student Clubs on her campus at the University of Mauritius and she had also been elected as the Huawei Campus Ambassador.

Ankshita is currently working as a security engineer and has previously worked as a cybersecurity consultant in the paradise island of Mauritius, helping the biggest firms around the world implement strategic cybersecurity best practices and comply w... Show more

Sachin Bhakar

Sachin Bhakar

Sachin is responsible for designing the Open Source & AI strategy for the DTO at an Energy Company. He dons two hats as he has a degree in law & engineering, he has previously held positions such as Open Source counsel, Evangelist & IP analyst with HPE, HERE Technologies & Honeywell respectively. Sachin is outdoorsy & loves participating in marathons.

Sachin is responsible for designing the Open Source & AI strategy for the DTO at an Energy Company. He dons two hats as he has a degree in law & engineering, he has previously held positions such as Open Source counsel, Evangelist & IP analyst with H... Show more

Christian Eckert

Christian Eckert

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Ash McCartan

Ash McCartan

Beginning with Rediscovery Centre as an intern on the Circular.ie project, Ash now works as a Community Engagement Officer. One of his main projects is the Rediscovery Centre Dún Laoghaire-Rathdown Hub, where he is exploring ways to bring circular initiatives together in the region, and engaging local communities in reuse, repair and sharing activities.

Passionate about environmental and social justice, Ash comes with a wealth of experience from several industries in Australia, France and Ireland. Ash has recently completed a MSc in Design Thinking in Sustainability, has a BBus in Finance and Economics, and enjoys diving into complex problems and developing solutions that benefit both people and planet.

Beginning with Rediscovery Centre as an intern on the Circular.ie project, Ash now works as a Community Engagement Officer. One of his main projects is the Rediscovery Centre Dún Laoghaire-Rathdown Hub, where he is exploring ways to bring circular in... Show more

Marco Mancini

Marco Mancini

With a PhD in Computer Science and System Engineering from the University of Calabria (Italy), Marco’s expertise includes cloud and edge computing, container orchestration, IoT, advanced data analytics, and HPC. He has worked as a freelance ICT consultant for several government agencies and telecommunication companies. He now combines his work as Senior Scientist at the Euro-Mediterranean Center on Climate Change (CMCC) with his role as Senior Cloud Solutions Architect at OpenNebula Systems. Marco also contributes with his technical skills and knowledge on Kubernetes and container technologies to both the IPCEI-CIS and the SovereignEdge.EU initiative, playing a key role in a number of high-profile European R&D projects.

With a PhD in Computer Science and System Engineering from the University of Calabria (Italy), Marco’s expertise includes cloud and edge computing, container orchestration, IoT, advanced data analytics, and HPC. He has worked as a freelance ICT consu... Show more

Rohit Garg

Rohit Garg

Rohit is an engineer with over 19 years of experience in software engineering ecosystem. He is an avid follower of Linux ecosystem, Docker, Kubernetes and AI LLM/RAG/Agentic development practices. He's currently working on Content management and Generation through AI in his organization

Rohit is an engineer with over 19 years of experience in software engineering ecosystem. He is an avid follower of Linux ecosystem, Docker, Kubernetes and AI LLM/RAG/Agentic development practices. He's currently working on Content management and Gene... Show more

Matteo Manchi

Matteo Manchi

Matteo is a community-addicted enthusiast from the very beginning: since its founding in 2013, he has been the community manager of RomaJS, dedicating part of his time to creating environments for sharing and technical dissemination. He loves JavaScript in all its forms, as well as PHP.

In his free time, he is the CEO of Impronta Advance, a trainer, a consultant on web architectures, a speaker, and in his spare time, he studies and experiments live on Twitch.

Matteo is a community-addicted enthusiast from the very beginning: since its founding in 2013, he has been the community manager of RomaJS, dedicating part of his time to creating environments for sharing and technical dissemination. He loves JavaScr... Show more

Arun Sharma

Arun Sharma

Arun Sharma is a PhD researcher in Computer Science at the University of Minnesota, Twin Cities, advised by Prof. Shashi Shekhar. He works on physics-informed, distortion-aware spatial AI: generative models that respect physical laws for climate downscaling, Earth observation, and rare-event anomaly detection, as well as the training and serving infrastructure that puts them into practice.

Arun Sharma is a PhD researcher in Computer Science at the University of Minnesota, Twin Cities, advised by Prof. Shashi Shekhar. He works on physics-informed, distortion-aware spatial AI: generative models that respect physical laws for climate down... Show more

Umesh Pawar

Umesh Pawar

Hi there, I am Umesh, a Senior Cloud Engineer focused on making enterprise operations simpler, smarter, and highly efficient. He specializes in cloud migration, AI integration, and observability cost optimization. Passionate about building cloud solutions that positively impact society, and also a continuous learner who thrives on implementing next-generation technologies to create robust, future-ready systems.

Hi there, I am Umesh, a Senior Cloud Engineer focused on making enterprise operations simpler, smarter, and highly efficient. He specializes in cloud migration, AI integration, and observability cost optimization. Passionate about building cloud solu... Show more

Nabila Bushra

Nabila Bushra

Nabila Bushra ist Pädagogin und Sozialwissenschaftlerin, hat Soziale Arbeit an der Frankfurt University of Applied Sciences sowie Soziologie an der Universität Bielefeld studiert und forscht zum Verhältnis von Gender, Ökologie und Ökonomie aus einer ökofeministischen Perspektive. Sie lehrt an der Alice Salomon Hochschule Berlin, ist Mitbegründerin und Co-Geschäftsleiterin von ›Lost Film‹ sowie Mitglied des bildungsLab*.

Nabila Bushra ist Pädagogin und Sozialwissenschaftlerin, hat Soziale Arbeit an der Frankfurt University of Applied Sciences sowie Soziologie an der Universität Bielefeld studiert und forscht zum Verhältnis von Gender, Ökologie und Ökonomie aus einer ... Show more

Manuel Bruña

Manuel Bruña

Vivo en Argentina, soy Tech Lead en Globely (by Bytetravel) en España, donde lidero la arquitectura y desarrollo de soluciones inteligentes combinando automatización, IA y herramientas de low code y código tradicional. Tengo más de 10 años de experiencia como desarrollador fullstack (Laravel, NestJS, Angular, NextJS) y en los últimos años me especialicé en integrar modelos de lenguaje (LLMs), agentes personalizados, y flujos automatizados con herramientas como n8n, Ollama, LM Studio y Cursor. Trabajo con proyectos de infraestructura híbrida y me enfoco en llevar la IA al día a día mediante automatizaciones prácticas, usando herramientas libres o auto-hosteadas. Me interesa explorar conceptos como el Model Context Protocol para generar flujos más dinámicos y contextuales, tanto para uso personal como profesional.

Vivo en Argentina, soy Tech Lead en Globely (by Bytetravel) en España, donde lidero la arquitectura y desarrollo de soluciones inteligentes combinando automatización, IA y herramientas de low code y código tradicional. Tengo más de 10 años de experie... 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

Alex Bordei

Alex Bordei

Alex Bordei is Managing Partner at ICE Felix and a seasoned full-stack developer with over 12 years of experience in Flutter, embedded systems, web and API architecture. He is the founder of the Flutter Romania community and currently organizes the Flutter Bucharest Meetup, helping grow the ecosystem both locally and internationally.

Alex is a passionate speaker and educator who regularly shares his insights at technology events and conferences across Europe. He covers a broad spectrum of topics, including software development, emerging technologies, and innovative applications of Flutter, IoT, and AI. His engaging style and hands-on experience make him a valuable contributor to both professional and educational communities.

Through Early Alpha Engineering, his educational initiative, Alex introduces children to Flutter and hands-on electronics by guiding them through fun, real-world tech projects. He also volunteers and contributes actively to community events, including WordCamp Europe.

With a deep enthusiasm for music, upcycling, and sustainable tech, Alex combines creativity and engineering to explore the intersection of innovation, education, and impact. His work continues to inspire audiences and communities alike.

Alex Bordei is Managing Partner at ICE Felix and a seasoned full-stack developer with over 12 years of experience in Flutter, embedded systems, web and API architecture. He is the founder of the Flutter Romania community and currently organizes the F... Show more

Bohdan Dmytryshyn

Bohdan Dmytryshyn

For 20 years Bohdan Dmytryshyn has provided expertise as Solution Architect, Project Manager and Data Analysis consultant in one of the biggest Ukrainian IT outsourcing companies. Altogether, Bohdan has gained 25 years of experience in the universe of data management and software application development (java and open-source stack) and all related fields of software engineering, project management and technology.

For 20 years Bohdan Dmytryshyn has provided expertise as Solution Architect, Project Manager and Data Analysis consultant in one of the biggest Ukrainian IT outsourcing companies. Altogether, Bohdan has gained 25 years of experience in the universe o... Show more

Burak Güneli

Burak Güneli

Hey, I'm Burak, a Berlin based Frontend Engineer. I was born and raised in Istanbul then I decided to move to Berlin for my current company Uberall. I'm an amateur theatre director and cycling activist who is interested in climate change topics.

Hey, I'm Burak, a Berlin based Frontend Engineer. I was born and raised in Istanbul then I decided to move to Berlin for my current company Uberall. I'm an amateur theatre director and cycling activist who is interested in climate change topics. Show more

Yutaka Kikuchi

Yutaka Kikuchi

He is a manager of a renewable energy startup besides a professor at Kochi University of Technology. One of his interests is to develop a new platform for developing distributed industrial systems with Nerves. He received his Ph.D. from Tokyo Institute of Technology for his work on no-imperative languages in 1996.

He is a manager of a renewable energy startup besides a professor at Kochi University of Technology. One of his interests is to develop a new platform for developing distributed industrial systems with Nerves. He received his Ph.D. from Tokyo Institu... Show more

Frank Folsche

Frank Folsche

Frank is always on the move and he brings that same drive to the teams he works with. His passion lies in technology, and he stays closely engaged with the latest developments in Azure and .NET. But he also understands that technology alone isn’t enough. His strong aversion to inefficiency has made him a firm advocate for DevOps.

Over the past few years, Frank has been actively implementing DevOps practices at Luminis, helping teams embed these principles into their daily work.

His ambition goes beyond just writing code. As an architect, he focuses on helping clients improve efficiency through cloud-native solutions, always aiming for sustainable, long-term impact.

But having a good idea isn’t enough—you need to be able to share it. That’s why Frank enjoys speaking about his field, whether through blog posts or conference talks, actively contributing to the wider tech community.

Frank is always on the move and he brings that same drive to the teams he works with. His passion lies in technology, and he stays closely engaged with the latest developments in Azure and .NET. But he also understands that technology alone isn’t eno... Show more

Nina Karisik

Nina Karisik

Nina Ajnira Karisik is a software engineer, speaker, and founder of MadeApt, a fashion-tech startup reimagining how clothing is made and experienced. With a background in AI, development, and community-building, Nina’s work blends technical depth with a human touch. She’s known for creating interactive sessions where audiences co-create apps live, exploring the joys and messiness of coding with AI. Her talks and talks have been featured in Australia, India, Spain and beyond

Nina Ajnira Karisik is a software engineer, speaker, and founder of MadeApt, a fashion-tech startup reimagining how clothing is made and experienced. With a background in AI, development, and community-building, Nina’s work blends technical depth wit... Show more

Heather Thacker

Heather Thacker

Heather is a Developer Advocate at Gatling where she enjoys building content and community around making performance testing approachable and essential to teams. Her perspective is shaped by five years as a software developer followed by three years advocating for DevOps best practices. She’s an international speaker that enjoys comparing theory with reality of software development lifecycles, using practical examples and analogies. Her goal is to give engineers different perspectives that will build the confidence they need to make performance a core part of their workflow.

Heather is a Developer Advocate at Gatling where she enjoys building content and community around making performance testing approachable and essential to teams. Her perspective is shaped by five years as a software developer followed by three years ... Show more

Vishal Gupta

Vishal Gupta

Vishal Gupta is an AI Engineer working on Generative AI applications and developer productivity tools. He collaborates with experienced engineering teams to build real-world AI solutions and is actively exploring how tools like GitHub Copilot can be extended into intelligent, context-aware assistants for enterprise workflows.

Vishal Gupta is an AI Engineer working on Generative AI applications and developer productivity tools. He collaborates with experienced engineering teams to build real-world AI solutions and is actively exploring how tools like GitHub Copilot can be ... Show more

Pallavi Sharma

Pallavi Sharma

I am a multifaceted professional with extensive experience across technology, education, and leadership spanning two decades. Throughout my career, I have contributed in diverse capacities including individual contributor, technical product manager, scrum master, intellectual property rights coordinator, and coach specializing in open-source test automation tools and programming.
As the Founder of 5 Elements Learning, an e-learning organization, and Mosaic Words, a green literature publishing company, I combine entrepreneurship with technical expertise. I have authored five technical books and two works of fiction.
I contribute to FOSS and open-source projects, serving as a Selenium committer.
I actively participate in the global testing and automation community, contributing to international conferences on Testing, Automation, AI, and related fields as a reviewer, jury member, organizer, and speaker. I hold multiple certifications aligned with my professional expertise and personal interests.
Beyond my professional endeavors, I enjoy writing, reading, travel, nature watching, and conservation initiatives. I am committed to contributing positively to society and the environment through both my expertise and resources, guided by the principle of #BeKind, beginning with self-compassion

I am a multifaceted professional with extensive experience across technology, education, and leadership spanning two decades. Throughout my career, I have contributed in diverse capacities including individual contributor, technical product manager, ... Show more

Ulrika Stenervik

Ulrika Stenervik

Passionate and dedicated to achieving great solutions in Dynamics 365

Passionate and dedicated to achieving great solutions in Dynamics 365 Show more

Darshna Shah

Darshna Shah

Darshna is the Chief AI Officer at Elastacloud, with a PhD in Neuroscience and over 10 years of experience delivering enterprise AI solutions across Finance, Legal, Energy, and Sustainability. Proven track record in building machine learning solutions, multi-agent AI systems, aligning AI strategy with business goals, and leading cross-functional teams to deliver measurable commercial impact. Recognised Microsoft AI MVP (5years), mentor, established conference speaker (Tech(K)now, Microsoft conferences (Future Decoded, Build, Ignite), DPS Days, Cloud Brew, UK Azure meetup, SQL Bits), and community leader (organiser of Data Science London, 10k+ members). Passionate about responsible AI, sustainability, and translating cutting-edge research into real-world impact.

Darshna is the Chief AI Officer at Elastacloud, with a PhD in Neuroscience and over 10 years of experience delivering enterprise AI solutions across Finance, Legal, Energy, and Sustainability. Proven track record in building machine learning solution... Show more

Emma-Claire Shaw

Emma-Claire Shaw

I am a creative and strategic leader with a focus on leveraging technology to drive positive change. Passionate about cloud-enabled transformation, I specialize in leading M365 adoption, governance and enablement, with a focus on the Power Platform. My goal is to unlock the immense value this technology offers, accelerating digital transformation and empowering individuals to make a meaningful impact. With 18 years of experience in technology innovation and consultancy, I excel at identifying and harnessing emerging tech to transform enterprises and deliver lasting value.

I am a creative and strategic leader with a focus on leveraging technology to drive positive change. Passionate about cloud-enabled transformation, I specialize in leading M365 adoption, governance and enablement, with a focus on the Power Platform. ... Show more

Ishita Daga

Ishita Daga

Ishita Daga is a Senior Machine Learning Engineer at Tesla, building enterprise AI systems that combine semantic retrieval, metadata infrastructure, and business-aware reasoning to make analytics agents reliable in production.
Previously, she was an AI Scientist at Covera Health, where she built multimodal and weakly supervised ML systems for radiology intelligence. Her interests include deep tech and climate tech, enterprise agent architectures, and operational AI systems.

Ishita Daga is a Senior Machine Learning Engineer at Tesla, building enterprise AI systems that combine semantic retrieval, metadata infrastructure, and business-aware reasoning to make analytics agents reliable in production. Previously, she was a... Show more

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