ETHSOFIA 2025
ETHSOFIA 2025
empowering WEB3 SUPERHEROES
empowering WEB3 SUPERHEROES
Conference
24-25 September
Hackathon
23-25 September
ETHSOFIA 2025
empowering WEB3 SUPERHEROES
Conference
24-25 September
Hackathon
23-25 September
We let builders shape the dialogue - ETHSofia is where bold ideas, protocols, and primitives are discussed openly. Apply to speak
why should you join?
why should you join?
why should you join?
ETHSofia is set to unite builders, founders, researchers, investors, and crypto enthusiasts in the vibrant city of Sofia to collaboratively shape the future of Web3.
ETHSofia is set to unite builders, founders, researchers, investors, and crypto enthusiasts in the vibrant city of Sofia to collaboratively shape the future of Web3.
ETHSofia is set to unite builders, founders, researchers, investors, and crypto enthusiasts in the vibrant city of Sofia to collaboratively shape the future of Web3.
Focused on:
Focused on:
Focused on:
AI & Blockchain
AI & Blockchain
AI & Blockchain
DEFI
DEFI
DEFI
RWA & Tokenization
RWA & Tokenization
RWA & Tokenization
Scaling
Scaling
Scaling
Trading Tech
Trading Tech
Trading Tech
Web3 Security
Web3 Security
Web3 Security
Designed for those pushing the boundaries of decentralized technology.
Designed for those pushing the boundaries of decentralized technology.
Designed for those pushing the boundaries of decentralized technology.
Designed for those pushing the boundaries of decentralized technology.
Designed for those pushing the boundaries of decentralized technology.
HODL
or else
HODL
or else
HODL
or else
HODL
or else
HODL
or else
Why sofia
Why sofia
Why sofia
80+
Registered crypto companies
80+
Registered crypto companies
80+
Registered crypto companies
80+
Registered crypto companies
80+
Registered crypto companies
Bulgaria ranks in the
Top 10
in the EU for IT competitiveness and blockchain innovation crypto companies
Bulgaria ranks in the
Top 10
in the EU for IT competitiveness and blockchain innovation crypto companies
Bulgaria ranks in the
Top 10
in the EU for IT competitiveness and blockchain innovation crypto companies
Bulgaria ranks in the
Top 10
in the EU for IT competitiveness and blockchain innovation crypto companies
Bulgaria ranks in the
Top 10
in the EU for IT competitiveness and blockchain innovation crypto companies
6.1%
of Bulgarians own crypto, among the highest adoption rates in Eastern Europe
6.1%
of Bulgarians own crypto, among the highest adoption rates in Eastern Europe
6.1%
of Bulgarians own crypto, among the highest adoption rates in Eastern Europe
6.1%
of Bulgarians own crypto, among the highest adoption rates in Eastern Europe
6.1%
of Bulgarians own crypto, among the highest adoption rates in Eastern Europe
One of the
Oldest
crypto meetups in the Balkans, est. 2016, fostering a strong community
One of the
Oldest
crypto meetups in the Balkans, est. 2016, fostering a strong community
One of the
Oldest
crypto meetups in the Balkans, est. 2016, fostering a strong community
One of the
Oldest
crypto meetups in the Balkans, est. 2016, fostering a strong community
One of the
Oldest
crypto meetups in the Balkans, est. 2016, fostering a strong community
Flat
10%
corporate tax - one of the lowest in the EU, plus affordable tech talent
Flat
10%
corporate tax - one of the lowest in the EU, plus affordable tech talent
Flat
10%
corporate tax - one of the lowest in the EU, plus affordable tech talent
Flat
10%
corporate tax - one of the lowest in the EU, plus affordable tech talent
Flat
10%
corporate tax - one of the lowest in the EU, plus affordable tech talent
200K+
software engineers, ranking Bulgaria among the top 5 globally per capita in IT talent
200K+
software engineers, ranking Bulgaria among the top 5 globally per capita in IT talent
200K+
software engineers, ranking Bulgaria among the top 5 globally per capita in IT talent
200K+
software engineers, ranking Bulgaria among the top 5 globally per capita in IT talent
200K+
software engineers, ranking Bulgaria among the top 5 globally per capita in IT talent
Not a bad view either!
Not a bad view either!
Not a bad view either!
Not a bad view either!
Not a bad view either!
Speakers
Speakers
Speakers
Nicolas is a co-founder of Ledger (https://www.ledger.com) and researcher at ZKnox (https://www.zknox.com) - interested in making hardware security open, understandable and affordable to all, currently exploring the frontier between TEEs and ZKPs and how to make AI more decentralized with crypto.
Nicolas is a co-founder of Ledger (https://www.ledger.com) and researcher at ZKnox (https://www.zknox.com) - interested in making hardware security open, understandable and affordable to all, currently exploring the frontier between TEEs and ZKPs and how to make AI more decentralized with crypto.
Nicolas is a co-founder of Ledger (https://www.ledger.com) and researcher at ZKnox (https://www.zknox.com) - interested in making hardware security open, understandable and affordable to all, currently exploring the frontier between TEEs and ZKPs and how to make AI more decentralized with crypto.
Nicolas is a co-founder of Ledger (https://www.ledger.com) and researcher at ZKnox (https://www.zknox.com) - interested in making hardware security open, understandable and affordable to all, currently exploring the frontier between TEEs and ZKPs and how to make AI more decentralized with crypto.
Nicolas is a co-founder of Ledger (https://www.ledger.com) and researcher at ZKnox (https://www.zknox.com) - interested in making hardware security open, understandable and affordable to all, currently exploring the frontier between TEEs and ZKPs and how to make AI more decentralized with crypto.
Stefan is deeply passionate about open source and has been actively involved in the Ethereum ecosystem since 2022, when he joined Consensys to contribute to Teku—a Java-based implementation of the consensus layer. Since then, he's worked across several exciting areas aligned with Ethereum's ongoing roadmap.
Stefan is deeply passionate about open source and has been actively involved in the Ethereum ecosystem since 2022, when he joined Consensys to contribute to Teku—a Java-based implementation of the consensus layer. Since then, he's worked across several exciting areas aligned with Ethereum's ongoing roadmap.
Stefan is deeply passionate about open source and has been actively involved in the Ethereum ecosystem since 2022, when he joined Consensys to contribute to Teku—a Java-based implementation of the consensus layer. Since then, he's worked across several exciting areas aligned with Ethereum's ongoing roadmap.
Stefan is deeply passionate about open source and has been actively involved in the Ethereum ecosystem since 2022, when he joined Consensys to contribute to Teku—a Java-based implementation of the consensus layer. Since then, he's worked across several exciting areas aligned with Ethereum's ongoing roadmap.
Stefan is deeply passionate about open source and has been actively involved in the Ethereum ecosystem since 2022, when he joined Consensys to contribute to Teku—a Java-based implementation of the consensus layer. Since then, he's worked across several exciting areas aligned with Ethereum's ongoing roadmap.
Martin is a serial entrepreneur and fintech geek. He began his career at SAP in the 90s, building payment infrastructure and procurement solutions. He co-founded Taulia, now an SAP brand and leading supplier financing network. Today, he redefines financing with Centrifuge, a blockchain platform for asset tokenization, and Anemoy, a Web3-native asset manager for the onchain era.
Martin is a serial entrepreneur and fintech geek. He began his career at SAP in the 90s, building payment infrastructure and procurement solutions. He co-founded Taulia, now an SAP brand and leading supplier financing network. Today, he redefines financing with Centrifuge, a blockchain platform for asset tokenization, and Anemoy, a Web3-native asset manager for the onchain era.
Martin is a serial entrepreneur and fintech geek. He began his career at SAP in the 90s, building payment infrastructure and procurement solutions. He co-founded Taulia, now an SAP brand and leading supplier financing network. Today, he redefines financing with Centrifuge, a blockchain platform for asset tokenization, and Anemoy, a Web3-native asset manager for the onchain era.
Martin is a serial entrepreneur and fintech geek. He began his career at SAP in the 90s, building payment infrastructure and procurement solutions. He co-founded Taulia, now an SAP brand and leading supplier financing network. Today, he redefines financing with Centrifuge, a blockchain platform for asset tokenization, and Anemoy, a Web3-native asset manager for the onchain era.
Martin is a serial entrepreneur and fintech geek. He began his career at SAP in the 90s, building payment infrastructure and procurement solutions. He co-founded Taulia, now an SAP brand and leading supplier financing network. Today, he redefines financing with Centrifuge, a blockchain platform for asset tokenization, and Anemoy, a Web3-native asset manager for the onchain era.
Mike Massari, a seasoned engineering executive with over 20 years of experience, has led technological innovations and business growth across various industries, including pivotal roles at Chainlink and Tray.io; currently, he spearheads OEV and strategy at RedStone, focusing on the future of DeFi.
Mike Massari, a seasoned engineering executive with over 20 years of experience, has led technological innovations and business growth across various industries, including pivotal roles at Chainlink and Tray.io; currently, he spearheads OEV and strategy at RedStone, focusing on the future of DeFi.
Mike Massari, a seasoned engineering executive with over 20 years of experience, has led technological innovations and business growth across various industries, including pivotal roles at Chainlink and Tray.io; currently, he spearheads OEV and strategy at RedStone, focusing on the future of DeFi.
Mike Massari, a seasoned engineering executive with over 20 years of experience, has led technological innovations and business growth across various industries, including pivotal roles at Chainlink and Tray.io; currently, he spearheads OEV and strategy at RedStone, focusing on the future of DeFi.
Mike Massari, a seasoned engineering executive with over 20 years of experience, has led technological innovations and business growth across various industries, including pivotal roles at Chainlink and Tray.io; currently, he spearheads OEV and strategy at RedStone, focusing on the future of DeFi.
Ivo is the CEO of Ambire Wallet and an experienced blockchain developer. He has led projects in Web3, security, smart contracts, and account abstraction. Previously, he co-founded AdEx and a media platform with 25M+ users. He is passionate about sharing his knowledge with others and helping to drive the adoption of blockchain technology and crypto around the world.
Ivo is the CEO of Ambire Wallet and an experienced blockchain developer. He has led projects in Web3, security, smart contracts, and account abstraction. Previously, he co-founded AdEx and a media platform with 25M+ users. He is passionate about sharing his knowledge with others and helping to drive the adoption of blockchain technology and crypto around the world.
Ivo is the CEO of Ambire Wallet and an experienced blockchain developer. He has led projects in Web3, security, smart contracts, and account abstraction. Previously, he co-founded AdEx and a media platform with 25M+ users. He is passionate about sharing his knowledge with others and helping to drive the adoption of blockchain technology and crypto around the world.
Ivo is the CEO of Ambire Wallet and an experienced blockchain developer. He has led projects in Web3, security, smart contracts, and account abstraction. Previously, he co-founded AdEx and a media platform with 25M+ users. He is passionate about sharing his knowledge with others and helping to drive the adoption of blockchain technology and crypto around the world.
Ivo is the CEO of Ambire Wallet and an experienced blockchain developer. He has led projects in Web3, security, smart contracts, and account abstraction. Previously, he co-founded AdEx and a media platform with 25M+ users. He is passionate about sharing his knowledge with others and helping to drive the adoption of blockchain technology and crypto around the world.
Chris brings a strong background in product leadership, with experience spanning digital wealth management and decentralized finance. From 2018 to 2021, he served as Product Lead at MakerDAO, where he played a key role in shaping one of DeFi’s foundational protocols. Today, he leverages that expertise at Summer.fi, helping drive its mission to make on-chain yield more accessible to both individual users and institutions.
Chris brings a strong background in product leadership, with experience spanning digital wealth management and decentralized finance. From 2018 to 2021, he served as Product Lead at MakerDAO, where he played a key role in shaping one of DeFi’s foundational protocols. Today, he leverages that expertise at Summer.fi, helping drive its mission to make on-chain yield more accessible to both individual users and institutions.
Chris brings a strong background in product leadership, with experience spanning digital wealth management and decentralized finance. From 2018 to 2021, he served as Product Lead at MakerDAO, where he played a key role in shaping one of DeFi’s foundational protocols. Today, he leverages that expertise at Summer.fi, helping drive its mission to make on-chain yield more accessible to both individual users and institutions.
Chris brings a strong background in product leadership, with experience spanning digital wealth management and decentralized finance. From 2018 to 2021, he served as Product Lead at MakerDAO, where he played a key role in shaping one of DeFi’s foundational protocols. Today, he leverages that expertise at Summer.fi, helping drive its mission to make on-chain yield more accessible to both individual users and institutions.
Chris brings a strong background in product leadership, with experience spanning digital wealth management and decentralized finance. From 2018 to 2021, he served as Product Lead at MakerDAO, where he played a key role in shaping one of DeFi’s foundational protocols. Today, he leverages that expertise at Summer.fi, helping drive its mission to make on-chain yield more accessible to both individual users and institutions.
Our partners
Our partners
Our partners
Celestial Guardian
Celestial Guardian
Celestial Guardian
(Gold Sponsor)
Quantum Enforcer
Quantum Enforcer
Quantum Enforcer
(Silver Sponsor)
Synth Explorer
Synth Explorer
Synth Explorer
(Bronze Sponsor)
Media Partners
Media Partners
Media Partners
Community Partners
Community Partners
Community Partners
Hackathon Partner
Hackathon Partner
Hackathon Partner
Official Networking App
Official Networking App
Official Networking App
The venue
The venue
The venue
As part of Bulgaria's first science and technology park, the John Atanasoff Forum is surrounded by a vibrant ecosystem of over 48 companies, ranging from startups to established enterprises and investment funds.
The park also houses a cutting-edge laboratory complex, the Discoverer Petascale Supercomputer, and various amenities like the Tech Sport complex and a hostel, all contributing to a dynamic environment for innovation and growth.
2024 recap
ETHSofia 2024 was a resounding success, united global innovators, sparked new ideas, and solidified Bulgaria's emergence as a rising force in the Web3 landscape.
The Conference
500+
Attendees
60+
Speakers
2-day
Event
40
Sessions
2
Stages
The Hackathon
$30K+
Prize Pool
100+
Hackers
3-day
Event
22
Sessions
20
Projects
2024 recap
ETHSofia 2024 was a resounding success, united global innovators, sparked new ideas, and solidified Bulgaria's emergence as a rising force in the Web3 landscape.
The Conference
500+
Attendees
60+
Speakers
2-day
Event
40
Sessions
2
Stages
The Hackathon
$30K+
Prize Pool
100+
Hackers
3-day
Event
22
Sessions
20
Projects
2024 recap
ETHSofia 2024 was a resounding success, united global innovators, sparked new ideas, and solidified Bulgaria's emergence as a rising force in the Web3 landscape.
The Conference
500+
Attendees
60+
Speakers
2-day
Event
40
Sessions
2
Stages
The Hackathon
$30K+
Prize Pool
100+
Hackers
3-day
Event
22
Sessions
20
Projects
2024 recap
ETHSofia 2024 was a resounding success, united global innovators, sparked new ideas, and solidified Bulgaria's emergence as a rising force in the Web3 landscape.
The Conference
500+
Attendees
60+
Speakers
2-day
Event
40
Sessions
2
Stages
The Hackathon
$30K+
Prize Pool
100+
Hackers
3-day
Event
22
Sessions
20
Projects
2024 recap
ETHSofia 2024 was a resounding success, united global innovators, sparked new ideas, and solidified Bulgaria's emergence as a rising force in the Web3 landscape.
The Conference
500+
Attendees
60+
Speakers
2-day
Event
40
Sessions
2
Stages
The Hackathon
$30K+
Prize Pool
100+
Hackers
3-day
Event
22
Sessions
20
Projects
Get the latest updates
Get the latest updates
Get the latest updates
Subscribe to get the latest news on ETHSofia speakers, partners, side events, and more!
Meet the team
Meet the team
Meet the team
The real superheroes
The real superheroes
The real superheroes
Tina connects the dots between marketing, sales, and production, turning chaos into collaboration. Backed by over a decade of experience in strategic partnerships, marketing strategy, and event planning, she helps brands expand their reach, build meaningful connections, and create lasting impact.
Tina connects the dots between marketing, sales, and production, turning chaos into collaboration. Backed by over a decade of experience in strategic partnerships, marketing strategy, and event planning, she helps brands expand their reach, build meaningful connections, and create lasting impact.
Tina connects the dots between marketing, sales, and production, turning chaos into collaboration. Backed by over a decade of experience in strategic partnerships, marketing strategy, and event planning, she helps brands expand their reach, build meaningful connections, and create lasting impact.
Tina connects the dots between marketing, sales, and production, turning chaos into collaboration. Backed by over a decade of experience in strategic partnerships, marketing strategy, and event planning, she helps brands expand their reach, build meaningful connections, and create lasting impact.
Tina connects the dots between marketing, sales, and production, turning chaos into collaboration. Backed by over a decade of experience in strategic partnerships, marketing strategy, and event planning, she helps brands expand their reach, build meaningful connections, and create lasting impact.
Ellie is a seasoned Web3 marketing and brand expert, currently leading marketing initiatives at Nisha. With a proven track record in blockchain since 2016, Ellie specializes in crafting user-centric campaigns, leveraging deep expertise in brand development, Web3 marketing strategy, budget optimization, and resource management to drive impactful B2B and B2C marketing solutions.
Ellie is a seasoned Web3 marketing and brand expert, currently leading marketing initiatives at Nisha. With a proven track record in blockchain since 2016, Ellie specializes in crafting user-centric campaigns, leveraging deep expertise in brand development, Web3 marketing strategy, budget optimization, and resource management to drive impactful B2B and B2C marketing solutions.
Ellie is a seasoned Web3 marketing and brand expert, currently leading marketing initiatives at Nisha. With a proven track record in blockchain since 2016, Ellie specializes in crafting user-centric campaigns, leveraging deep expertise in brand development, Web3 marketing strategy, budget optimization, and resource management to drive impactful B2B and B2C marketing solutions.
Ellie is a seasoned Web3 marketing and brand expert, currently leading marketing initiatives at Nisha. With a proven track record in blockchain since 2016, Ellie specializes in crafting user-centric campaigns, leveraging deep expertise in brand development, Web3 marketing strategy, budget optimization, and resource management to drive impactful B2B and B2C marketing solutions.
Ellie is a seasoned Web3 marketing and brand expert, currently leading marketing initiatives at Nisha. With a proven track record in blockchain since 2016, Ellie specializes in crafting user-centric campaigns, leveraging deep expertise in brand development, Web3 marketing strategy, budget optimization, and resource management to drive impactful B2B and B2C marketing solutions.
Sally is the Founder & CEO of 4 Point O Labs, a top Web3 hub in CEE. With two recent exits and experience across top-tier projects, she brings strong expertise in BD, sales & partnerships. Formerly with NEAR Protocol, she’s known for her hands-on, ecosystem-first approach to scaling ventures.
Sally is the Founder & CEO of 4 Point O Labs, a top Web3 hub in CEE. With two recent exits and experience across top-tier projects, she brings strong expertise in BD, sales & partnerships. Formerly with NEAR Protocol, she’s known for her hands-on, ecosystem-first approach to scaling ventures.
Sally is the Founder & CEO of 4 Point O Labs, a top Web3 hub in CEE. With two recent exits and experience across top-tier projects, she brings strong expertise in BD, sales & partnerships. Formerly with NEAR Protocol, she’s known for her hands-on, ecosystem-first approach to scaling ventures.
Sally is the Founder & CEO of 4 Point O Labs, a top Web3 hub in CEE. With two recent exits and experience across top-tier projects, she brings strong expertise in BD, sales & partnerships. Formerly with NEAR Protocol, she’s known for her hands-on, ecosystem-first approach to scaling ventures.
Sally is the Founder & CEO of 4 Point O Labs, a top Web3 hub in CEE. With two recent exits and experience across top-tier projects, she brings strong expertise in BD, sales & partnerships. Formerly with NEAR Protocol, she’s known for her hands-on, ecosystem-first approach to scaling ventures.
Stefani is a co-founder of Jarvis Network, whose DeFi protocol Synthereum focuses on building accessible financial infrastructure. She leads Investor Relations at 73 Capital, a DeFi crypto investment fund, and has been active in financial markets since 2017.
Stefani is a co-founder of Jarvis Network, whose DeFi protocol Synthereum focuses on building accessible financial infrastructure. She leads Investor Relations at 73 Capital, a DeFi crypto investment fund, and has been active in financial markets since 2017.
Stefani is a co-founder of Jarvis Network, whose DeFi protocol Synthereum focuses on building accessible financial infrastructure. She leads Investor Relations at 73 Capital, a DeFi crypto investment fund, and has been active in financial markets since 2017.
Stefani is a co-founder of Jarvis Network, whose DeFi protocol Synthereum focuses on building accessible financial infrastructure. She leads Investor Relations at 73 Capital, a DeFi crypto investment fund, and has been active in financial markets since 2017.
Stefani is a co-founder of Jarvis Network, whose DeFi protocol Synthereum focuses on building accessible financial infrastructure. She leads Investor Relations at 73 Capital, a DeFi crypto investment fund, and has been active in financial markets since 2017.
Milena is a Web3 founder and technical product manager with over 10 years in tech and 4+ years in decentralized ecosystems. She is the founder of Collabberry, a compensation tool for early-stage teams and DAOs, currently building within the Arbitrum ecosystem.
Milena is a Web3 founder and technical product manager with over 10 years in tech and 4+ years in decentralized ecosystems. She is the founder of Collabberry, a compensation tool for early-stage teams and DAOs, currently building within the Arbitrum ecosystem.
Milena is a Web3 founder and technical product manager with over 10 years in tech and 4+ years in decentralized ecosystems. She is the founder of Collabberry, a compensation tool for early-stage teams and DAOs, currently building within the Arbitrum ecosystem.
Milena is a Web3 founder and technical product manager with over 10 years in tech and 4+ years in decentralized ecosystems. She is the founder of Collabberry, a compensation tool for early-stage teams and DAOs, currently building within the Arbitrum ecosystem.
Milena is a Web3 founder and technical product manager with over 10 years in tech and 4+ years in decentralized ecosystems. She is the founder of Collabberry, a compensation tool for early-stage teams and DAOs, currently building within the Arbitrum ecosystem.
