Senior Backend Engineer

Job Description WHAT IS THE OPPORTUNITY?

We're looking for a Senior Backend Engineer to join our team and help shape the financial future of the next generation. You'll work closely with product and design to translate concepts into clean, production-ready code that serves thousands of users. This is an ideal role for developers who want to see their work immediately impact customers through robust backend systems.

We're seeking talented and experienced engineers who are passionate about building great products. We build a positive, inclusive and supportive culture focused on engineering excellence and delighting customers. We encourage you to learn and develop your skills, and we want people who obsess about quality and have a proven track record of shipping.

• Backend/Data. NestJS, TypeORM, PostgreSQL
• Testing:
  Vitest, Jest
• CI/CD:
  Git Hub Actions
• Cloud:
  
  AWS
• Monitoring:
  Dynatrace

• Develop and maintain backend services using NestJS and Type Script, architecting scalable APIs that power our platform
• Design, build, and maintain reusable component libraries and modules that scale across backend applications
• Contribute meaningfully to architecture discussions, performance optimization, and system design
• Help define and champion development best practices, leading by example and elevating team excellence
• Own complex deliverables across the complete development lifecycle, from concept to production
• Collaborate with the team on database design, API contracts, and technical implementation details
• Contribute to Dev Ops and infrastructure improvements, optimizing CI/CD pipelines (Git Hub Actions), deployment processes, and monitoring (Dynatrace) to enable faster, more reliable releases
• Own operational excellence, ensure SLAs are met or exceeded, assist with incident response, and continuously improve our operational posture. We treat every incident as a learning opportunity
• Drive automation and tooling, reduce operational overhead by building systems that improve observability, enable proactive monitoring, and scale efficiently
• Collaborate across teams to build and establish tools and processes that empower everyone to make customers successful
• Be comfortable being part of an on-call rotation, driving and supporting incident remediation, and recommending and implementing improvements

• Proven expertise in Type Script and NestJS
• Strong backend skills with PostgreSQL and TypeORM
• Solid experience with testing frameworks (Jest, Vitest)
• Proven track record of delivering ownership of complex, scalable systems
• Deep consideration for maintainability, testability, performance, and scalability in your code
• Senior-level judgment with architectural opinions and technical perspective
• Payments or financial services domain knowledge
• Experience with incident response, SLA management, and observability tools

• AWS cloud infrastructure experience
• Experience with OAuth and authentication flows
• Background in API performance optimization
• Experience with API design and microservices architecture
• Familiarity with CI/CD pipelines and Dev Ops practices
• Native development in iOS/Android
• Rapid development using AI workflows

• A comprehensive Total Rewards Program including bonuses and flexible benefits, competitive compensation, commissions, and stock where applicable
• Leaders who support your development through coaching and managing opportunities
• Ability to make a difference and lasting impact
• Work in a dynamic, collaborative, progressive, and high-performing team
• A world-class training program in financial services
• Flexible work/life balance options
• Opportunities to do challenging work

We thrive on the challenge to be our best, progressive thinking to keep growing, and working together to deliver trusted advice to help our clients thrive and communities prosper. We care about each other, reaching our potential, making a difference to our communities, and achieving success that is mutual.

You'll build backend systems that directly impact how young people learn, earn, and grow their financial confidence, all while maintaining the operational excellence that keeps our platform reliable for thousands of users.

Agile Methodology, Agile Methodology, Agile SDLC, Application Development, Application Integrations, Application Maintenance, Applications Architecture, Applications Programming, Back-End Development, Consulting, Detail-Oriented, Docker (Software), Docker Kubernetes Architecture,…