Senior Golang Developer (B2B Fintech)

Spendbase is building the next-generation finance platform for modern companies. We optimize SaaS, cloud, and corporate card spend, and now we’re expanding our banking and card issuing team.We’re looking for a Senior Golang Developer with hands-on fintech Saas experience (banking/cards/payments). If you love building scalable systems in a highly regulated environment and want to shape how corporate payments work — this is for you :)What you’ll do:Design, build, and maintain backend services for Spendbase’s new banking and payments infrastructureDevelop high-performance APIs and microservices in Go, ensuring reliability and scalability as we onboard thousands of customersCollaborate with product, DevOps, and security teams to shape the architecture of core banking components — ledgers, transaction engines, KYC/KYB flows, and card issuing systemsWrite clean, well-tested, and maintainable code. Participate in code reviews, refactoring, and continuous improvementDiagnose production issues, perform root-cause analysis, and implement efficient fixesKeep an eye on emerging tools, libraries, and patterns in the Go and fintech ecosystemsWhat we’re looking for:3+ years of experience developing backend systems in GolangExperience in fintech or banking products is a mustStrong understanding of concurrency, memory management, and REST/gRPC designExperience with databases (PostgreSQL, Redis) and cloud environments (AWS, GCP, or similar)Understanding of secure software design, authentication, and data integrity (bonus if familiar with PCI DSS or banking APIs)Solid grasp of software development best practices: version control (Git), testing, CI/CDProactive mindset and the ability to thrive in a fast-scaling startup environmentUpper-Intermediate or higher EnglishWhat we offer:Competitive compensation with regular performance reviewsPaid overtime — we value your timePaid vacation and sick leaveOnline medical consultationsOpportunity to build fintech infrastructure from the ground up in a product-driven environmentJoin the growth!