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Overview
Join Fold as a Senior Back End Engineer and help build the financial infrastructure for Bitcoin services. Work remotely and enjoy flexible schedules, competitive salary, and equity packages. Fold is a publicly listed bitcoin financial services company building the tools people need to earn, buy, sell, and live on Bitcoin. Our products include the first-ever bitcoin-rewards Visa debit card, a bitcoin-rewards credit card, a Bitcoin exchange and wallet, and thousands of merchant offers. We went public in February 2025 and we're growing fast with a passionate, loyal community.
What You'll Do
- •Designing and implementing scalable, reliable backend services that handle real-time transaction processing
- •Building and evolving event-driven systems for processing financial events
- •Integrating with external partners — card processors, banking APIs, payment networks
- •Owning features end-to-end, from technical design through deployment and monitoring
- •Collaborating closely with product, design, and fellow engineers to ship quickly and iteratively
- •Mentoring other engineers through code reviews, pairing, and architectural guidance
- •Improving engineering practices, tooling, and infrastructure as the team grows
What You'll Love About Us
- •Fold operates in the fast-growing, early stage industry that is Bitcoin. Our products and our mission are direct extensions of the financial freedom that Bitcoin represents. In addition to being part of a mission that matters, we offer incredible benefits, including:
- •We’re a highly collaborative, fully remote team
- •Flexible work schedule, including flexible time off
- •Competitive salary
- •Equity package
- •401k with employer match up to 3%
- •Yearly vacation stipend
- •Comprehensive health, vision and dental insurance, including HSA and FSA accounts
- •Paid parental leave
- •Regular in-person team meetups to socialize and co-work
- •New to Bitcoin? We offer all our new hires a “starter pack” to get you up to speed, including learning materials about Bitcoin and your own hardware wallet.
- •And much, much more!
What We're Looking For
- •5+ years of professional software engineering experience with strong proficiency in Java or a similar statically-typed language (Kotlin, Scala, C#)
- •Experience building and operating production microservices and distributed systems
- •Experience with messaging or event streaming systems (Kafka, Pulsar, or similar)
- •Solid understanding of relational databases with an intuition for data modeling and transactional consistency
- •Comfort working with cloud infrastructure, CI/CD pipelines, and containerization
- •Experience scaling systems in a fast-paced, growth-stage environment
- •Strong communication skills and a collaborative, low-ego mindset
What Will Make You Stand Out
- •Experience with financial systems, payment processing, or ledger/accounting domains
- •Familiarity with event-driven architectures, CQRS, and event sourcing patterns
- •Experience with Micronaut, Quarkus, or similar modern Java frameworks
- •Passion for Bitcoin
- •You're already a Fold user
- •Candidates must have permanent legal authorization to work in the United States. Visa sponsorship is not available for this position.
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