Fold
Senior Back End Engineer- USA only
Remote Backend Development role with clear candidate location fit.
PostedJul 3, 2026
Eligible countries1 accepted country
Seniority signalSenior
Work settingRemote
Accepted candidate locations
USA
Role overview
Senior Back End Engineer- USA only
Requirements and responsibilities
Readable role content extracted into sections for faster review.
Day to day, that means:
- 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 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
What Will Make You Stand Out
- 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!
- Download our app to get to know our product and follow us on X for all the latest happenings!
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Location eligibility
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Hiring flow
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