Jobs in Sevilla, Spain

Zero Hash is seeking a Senior / Staff Software Engineer to architect and enhance our distributed systems infrastructure while building new features. We are a high-performing team looking for an ambitious and driven teammate who thrives in a dynamic environment.

The ideal candidate is detail-oriented, technically proficient, and passionate about solving complex problems. You will have the opportunity to learn and adapt to new technologies, including blockchain, while contributing to mission-critical systems.

This is a fully remote role for candidates based in EMEA.

• Maintain and support a diverse range of digital assets.
• Architect and develop new features, including staking-as-a-service.
• Serve as a subject matter expert for stakeholders, including customers.
• Contribute to the design and development of software in an event-driven microservices environment.
• Develop microservices primarily in Golang.
• Collaborate with platform engineers to set up new services.
• Respond to production issues and alerts, participating in on-call rotations.
• Communicate directly with client technical teams as needed.

• 8+ years of experience, preferably in the Fintech space.
• Deep proficiency in Golang. Knowledge of languages such as C++, Rust, Python, Erlang, or Elixir is also acceptable.
• Strong understanding of microservices and distributed systems at scale.
• Familiarity with cryptographic protocols, signatures, and hashing.
• Experience building and operating software in multi-regional cloud infrastructure.
• Secure software design and development; ability to evaluate security trade-offs.
• Focus on quality assurance with a testing mindset.
• Experience leading teams and translating business requirements into technical solutions.
• Resourceful, proactive, and capable of going from 0 to 1.
• Excellent problem-solving skills and troubleshooting abilities.
• Comfort with ambiguity and independent hypothesis testing.
• Strong verbal and written communication skills.

• Experience with production systems involving distributed architectures.
• Understanding of blockchain technologies and applications.
• Experience with smart contracts.
• Active involvement in the crypto and blockchain community.
• Bachelor's degree in Computer Science or equivalent experience.

This role offers the chance to make a significant impact in a high-growth startup within an exciting market. If you're ready to tackle challenges and drive innovation, we encourage you to apply.

We believe a happy, motivated, and healthy team is key to success. Our benefits include:

• Opportunity to earn equity
• Paid maternity & paternity leave (after six months)
• WeWork membership
• Work-from-home yearly stipend
• Learning & development yearly stipend (after 6 months)

Zero Hash's full-stack financial infrastructure seamlessly connects fiat, crypto, and stablecoins, enabling efficient global transfers of money and value. We provide complete technical infrastructure via API and SDK, along with a global regulatory stack to facilitate compliant transactions involving fiat, crypto, and stablecoins.

Our clients include startups, enterprises, and Fortune 500 companies like Stripe, Interactive Brokers, and MoonPay, utilizing our infrastructure for cross-border payments, trading, remittance, payroll, tokenization, wallets, and on / off-ramps. Backed by Interactive Brokers, Point72 Ventures, NYCA, Bain Capital, and tastytrade.

Our core principles:

• Independence / Ownership: Work autonomously, pitch ideas, and shape your work.
• Passion: Innovate quickly, challenge the status quo, think big, and make a difference.
• Collaborative: Respect others, share successes and failures, and foster teamwork.
• Initiative: Learn, ask questions, and seek growth opportunities.
• Empathy: Listen, respect, and understand others.
• Adaptability: Respond quickly and creatively under pressure.
• Transparency: Promote open communication for better decision-making.
• Integrity: Build trust through honesty and ethical behavior.

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