About Safello

Safello is the leading cryptocurrency exchange in the Nordics, committed to making digital assets more accessible and secure for investors. Listed on Nasdaq First North Growth Market since 2021, Safello has been a registered financial institution with the Swedish Financial Supervisory Authority (Finansinspektionen) since 2013. We work relentlessly to make crypto accessible to everyone while ensuring compliance and security at every step.

The Role

As a Senior Backend Developer at Safello, you will be a key contributor to our development team, building and scaling the APIs powering our mobile and web applications. You’ll write well-tested, high-performance code and collaborate closely with cross-functional teams. Reporting directly to the CTO, you will also guide architectural decisions that enhance the reliability and scalability of our backend systems.

About You

• 7+ years of experience as a Backend Developer, ideally with Java Spring Boot

•Skilled in SQL, AWS setup and cloud infrastructure

•Comfortable with CI/CD pipelines as a core part of your workflow

•Familiar with microservice infrastructure and design patterns

•Experienced in building high-transaction, high-availability systems

•Able to write clean, testable code and conduct effective code reviews

•Strong problem solver who can troubleshoot and optimize existing services

•DevOps experience is a plus; interest in blockchain and crypto is highly valued

•STEM degree or equivalent practical experience

•Team-first mindset, excellent communication skills, and a drive to innovate

Why Join Us?

•Flexible B2B Contract: Enjoy autonomy in your schedule and invoicing, including Swedish public holidays off without deductions (or opt for a competitive salary with 30 days of annual leave if preferred).

•Cutting-Edge Equipment: We provide all necessary hardware and software tools.

•Fully Remote: Work from anywhere with CEST timezone overlap, with the option to visit our Stockholm office if you wish.

•Growth & Impact: Be part of a fast-growing company where you can significantly influence the future of financial systems and digital asset infrastructure.

How to Apply

If you are excited about building high-performing backend systems in the rapidly evolving crypto landscape, we would love to hear from you! Please submit your CV/Resume and any relevant code samples or links to public repositories. We review applications and conduct interviews on a rolling basis, so apply today to help shape the future of financial systems at Safello!

Safello

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Senior Backend Developer