
ETHSOFIA 2025
ETHSOFIA 2025
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
| Early Bird Ticket Sale (-35%) Ends In
24 DAYS 04 HOURS 32 MINUTES
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
apps
apps
apps
TradFI & CeFI
TradFI & CeFI
TradFI & CeFI
Scaling
Scaling
Scaling
Web3 marketing
Web3 marketing
Web3 marketing
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.
Elena Tzvetinova is the COO of Eunice, a London-based tech company revolutionizing crypto risk management by combining on- and off-chain data with AI-driven insights. With 20+ years in financial services and regulation, she led major innovation and regulatory change initiatives at a leading global bank. Elena is passionate about the intersection of tech, regulation, and finance shaping a better financial future.
Elena Tzvetinova is the COO of Eunice, a London-based tech company revolutionizing crypto risk management by combining on- and off-chain data with AI-driven insights. With 20+ years in financial services and regulation, she led major innovation and regulatory change initiatives at a leading global bank. Elena is passionate about the intersection of tech, regulation, and finance shaping a better financial future.
Elena Tzvetinova is the COO of Eunice, a London-based tech company revolutionizing crypto risk management by combining on- and off-chain data with AI-driven insights. With 20+ years in financial services and regulation, she led major innovation and regulatory change initiatives at a leading global bank. Elena is passionate about the intersection of tech, regulation, and finance shaping a better financial future.
Elena Tzvetinova is the COO of Eunice, a London-based tech company revolutionizing crypto risk management by combining on- and off-chain data with AI-driven insights. With 20+ years in financial services and regulation, she led major innovation and regulatory change initiatives at a leading global bank. Elena is passionate about the intersection of tech, regulation, and finance shaping a better financial future.
Elena Tzvetinova is the COO of Eunice, a London-based tech company revolutionizing crypto risk management by combining on- and off-chain data with AI-driven insights. With 20+ years in financial services and regulation, she led major innovation and regulatory change initiatives at a leading global bank. Elena is passionate about the intersection of tech, regulation, and finance shaping a better financial future.
Krum, or as people know him "pashov" has done, led and been part of over 100 smart contract security audits. This has resulted in billions of dollars of user funds protected and secured. His team has audited protocols like 1inch, Ethena, LayerZero and more. His mission is simple - prevent as many hacks as possible, before the vulnerabilities even reach production environment.
Krum, or as people know him "pashov" has done, led and been part of over 100 smart contract security audits. This has resulted in billions of dollars of user funds protected and secured. His team has audited protocols like 1inch, Ethena, LayerZero and more. His mission is simple - prevent as many hacks as possible, before the vulnerabilities even reach production environment.
Krum, or as people know him "pashov" has done, led and been part of over 100 smart contract security audits. This has resulted in billions of dollars of user funds protected and secured. His team has audited protocols like 1inch, Ethena, LayerZero and more. His mission is simple - prevent as many hacks as possible, before the vulnerabilities even reach production environment.
Krum, or as people know him "pashov" has done, led and been part of over 100 smart contract security audits. This has resulted in billions of dollars of user funds protected and secured. His team has audited protocols like 1inch, Ethena, LayerZero and more. His mission is simple - prevent as many hacks as possible, before the vulnerabilities even reach production environment.
Krum, or as people know him "pashov" has done, led and been part of over 100 smart contract security audits. This has resulted in billions of dollars of user funds protected and secured. His team has audited protocols like 1inch, Ethena, LayerZero and more. His mission is simple - prevent as many hacks as possible, before the vulnerabilities even reach production environment.
Our partners
Our partners
Our partners








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.
Founder of HackBG. Milen is a tech entrepreneur by definition, blockchain software developer by choice, privacy activist by need.

Milen
Radkov
Chief Guide of Glorious Debugging
Founder of HackBG. Milen is a tech entrepreneur by definition, blockchain software developer by choice, privacy activist by need.

Milen
Radkov
Chief Guide of Glorious Debugging
Founder of HackBG. Milen is a tech entrepreneur by definition, blockchain software developer by choice, privacy activist by need.

Milen
Radkov
Chief Guide of Glorious Debugging
Founder of HackBG. Milen is a tech entrepreneur by definition, blockchain software developer by choice, privacy activist by need.

Milen
Radkov
Chief Guide of Glorious Debugging
Founder of HackBG. Milen is a tech entrepreneur by definition, blockchain software developer by choice, privacy activist by need.

Milen
Radkov
Chief Guide of Glorious Debugging
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.





@ 2025 ETHSofia. All rights reserved.


@ 2025 ETHSofia. All rights reserved.


@ 2025 ETHSofia. All rights reserved.


@ 2025 ETHSofia. All rights reserved.


@ 2025 ETHSofia. All rights reserved.