Backend Engineer, Python (Web3) Barcelona, Spain

Bitpanda GmbH; Sevilla; Híbrido; EUR 60.000 - 80.000; Jornada completa

Descripción de la vacante

A leading tech firm in Sevilla is looking for an experienced backend developer to join their Web3 team. You will build and scale innovative backend systems, design smart contracts, and contribute to the evolution of decentralized infrastructure. Ideal candidates have extensive experience in Python or Go, with a passion for blockchain technologies. The role offers a competitive compensation package and a flexible, hybrid working environment.

Servicios

25 Work From Anywhere days

Participation in stock option plan

Market-leading benefits programs

In-person and virtual team events

Bitpanda swag

Formación

• 5+ years of backend experience with a strong focus on Python, Go, or Typescript.
• Experience writing and deploying smart contracts on Ethereum using Solidity.
• Solid understanding of scalability, observability, and CI/CD best practices.

Responsabilidades

• Build and scale backend systems for Bitpanda’s Web3 stack.
• Design, write, and deploy secure, efficient Ethereum smart contracts.
• Deliver clean, production-ready Python code.

Conocimientos

Backend experience with Python

Smart contract development on Ethereum

System architecture

Integration of blockchain services

CI/CD best practices

Descripción del empleo

We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek, and Christian Trummer, we’re here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade-everything platform empowers both first-time investors and seasoned experts to invest in cryptocurrencies, crypto indices, stocks, precious metals, and commodities — with any sized budget, 24/7. Our global team works across different cultures and time zones, bringing our products to more than 6 million customers, making us one of Europe’s safest and most secure platforms that powers modern investing.

Headquartered in Austria but operating across Europe, our products are built by fast-moving, talented, “roll-up-your-sleeves-and-make-it-happen” kind of people. It’s these diverse perspectives and innovative minds operating as ONE TEAM that keep Bitpanda at the cutting edge of our industry. So if you’re someone who thinks big, moves fast, and wants to make an impact right from day one, then get ready to join our industry-changing team. Let’s go!

Your mission

Be part of Bitpanda’s Crypto Hub, where you’ll build cutting-edge Web3 infrastructure and shape the future of our decentralized ecosystem.

What You’ll Do

• Build and scale backend systems powering Bitpanda’s Web3 stack — from tokenized assets to dApps
• Design, write, and deploy secure, efficient Ethereum smart contracts
• Deliver clean, production-ready Python code with strong performance and maintainability
• Own architecture decisions and drive technical direction across the team
• Mentor peers, review code, and help build a high-performance engineering culture

Who You Are

• 5+ years of backend experience with a strong focus on Python, Go, or Typescript and system architecture
• Experience writing and deploying smart contracts on Ethereum (Solidity / EVM)
• Skilled at integrating blockchain services, APIs, databases, and messaging queues
• Solid understanding of scalability, observability, and CI / CD best practices
• Passionate about Web3, hands-on, and driven to build real-world blockchain solutions

What’s in it for you

• Hybrid-working model with 25 Work From Anywhere days
• Competitive total compensation package including participation in our stock option plan
• Market-leading benefits programs shaped by our Time & Flexibility policies
• Company-wide and team events — both in-person and virtual!
• Bitpanda swag to keep you living the brand
• The opportunity to learn and grow as part of Bitpanda’s journey towards being Europe’s #1 investment platform

Bitpanda is committed to fostering a fair and inclusive environment based on trust and mutual respect. We believe that a diverse and inclusive workplace is paramount to our success, and we are dedicated to building a team that represents a wide variety of backgrounds, perspectives, and skills.