Senior Backend Developer Jobs

Safello

Location:
Sweden, Stockholm

Category:
IT - Software Development

Contract Type:
B2B

Salary:

Not provided

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Job Description:

Join Safello as a Senior Backend Developer! Build robust microservices, leverage AWS, and help shape the future of crypto. Fully remote, fast-paced environment with real impact!

Job Responsibility:

Building and scaling the APIs powering mobile and web applications
Writing well-tested, high-performance code
Collaborating closely with cross-functional teams
Guiding architectural decisions that enhance the reliability and scalability of backend systems

Requirements:

9+ 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
Team-first mindset, excellent communication skills, and a drive to innovate

What we offer:

Flexible B2B Contract: Enjoy autonomy in your schedule and invoicing, including 16 PTO days without deductions
Cutting-Edge Equipment: We provide all necessary hardware and software tools
Fully Remote: Work from anywhere at CEST timezone overlap, with the option to visit our Stockholm office
Growth & Impact: Be part of a fast-growing company where you can significantly influence the future of financial systems and digital asset infrastructure

Additional Information:

Job Posted:
December 11, 2025

Employment Type:

Fulltime

Work Type:

Remote work

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Senior Backend Developer