Sr. Software Engineer in United States at Jobgether

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr. Software Engineer based in the United States.

This role sits at the core of a modern Banking-as-a-Service platform powering fintech and embedded banking products at scale. You will help build and evolve backend systems that enable financial institutions and fintech companies to launch and manage compliant banking products such as accounts, cards, lending, and payments. The environment is highly technical, fast-moving, and deeply collaborative, where engineers own systems end-to-end and contribute directly to architectural decisions. You will work on event-driven, data-intensive services that process high-volume financial data with strong requirements for correctness, auditability, and security. The role also includes building customer-facing AI features that apply LLMs and ML techniques to real compliance and financial workflows. It is a high-impact engineering position where simplicity, reliability, and scalability are essential. You will join a team that values autonomy, strong engineering fundamentals, and thoughtful problem-solving in a regulated domain.

• Build and maintain scalable backend services in Go that power core fintech and banking platform capabilities
• Design and implement event-driven, data-intensive systems handling high-volume financial data with strong guarantees around correctness and auditability
• Develop and ship customer-facing AI features leveraging LLMs and ML models for compliance automation and structured data extraction
• Contribute to frontend features using React and TypeScript when needed, ensuring end-to-end product quality
• Design and evolve RESTful APIs and service architectures that support secure, compliant, and scalable financial workflows
• Collaborate closely with Product, Engineering, and cross-functional teams to translate complex financial requirements into robust technical solutions
• Improve engineering practices, mentor teammates, and contribute to a culture of high-quality, reliable software delivery

• 6+ years of professional software engineering experience building production systems
• Strong expertise in Go (Golang) with hands-on experience designing and operating backend services
• Solid experience with React and TypeScript in production environments
• Experience working with relational databases such as PostgreSQL and familiarity with data modeling and performance tuning
• Proven experience building or shipping AI-powered features in production (LLMs, prompt design, evaluation, latency and cost trade-offs, human-in-the-loop systems)
• Strong background in event-driven architectures and distributed systems (e.g., Pub/Sub, Kafka, messaging systems)
• Experience working in cloud environments (preferably GCP) and designing scalable, reliable infrastructure
• Strong system design skills with a focus on data integrity, auditability, and correctness in high-stakes environments
• Pragmatic engineering mindset with the ability to balance simplicity and scalability

• Competitive compensation with equity participation in a high-growth fintech company
• 100% employer-paid medical, dental, and vision coverage for employees and dependents (US and Canada)
• Retirement benefits including 401(k) for US employees and RRSP for Canadian employees
• Health savings and extended healthcare support depending on location
• Unlimited paid time off and generous parental leave policies
• Home office setup stipend to support remote work effectiveness
• Mental health and wellness resources for all employees
• Strong equity and ownership culture in an early-stage, high-impact environment
• Opportunity to work on mission-critical fintech infrastructure shaping modern banking systems