It Software Engineer jobs in United States

At Ageras, we are redefining how entrepreneurs—freelancers, self-employed professionals, and SMEs—manage their banking, and administrative tasks. Through seamless tools and innovative accounting & banking solutions, we help them focus on what matters most: growing their businesses.

Our vision is to become the best friend of every small entrepreneur across Europe.

Over the years, Ageras has grown through the merging of top European FinTechs like Shine (), Kontist (), Tellow (), and more. Today, we’re a team of nearly 500 people, including 150 talented engineers, working together from Paris, Amsterdam, Copenhagen, and Berlin.

At Ageras, our 150 engineers design scalable, reliable, and user-centric solutions through a modern architecture that drives our growth. Organised into specialised squads, they collaborate in cross-functional teams to foster innovation and excellence.

The KYC (Know Your Customer) squad, part of the Banking team, plays a critical role in supporting compliance operations and maintaining the integrity of our platform, while ensuring our customers and internal teams have a reliable and smooth experience.

As we continue to grow our full-stack team, we’re looking for a Software Engineer (Mid/Senior) who enjoys solving complex product challenges and is comfortable navigating both frontend and backend development. This role is a good fit for someone with strong frontend experience who is also confident working with backend systems, and motivated to continue growing their full-stack capabilities.

As a Software Engineer on the Banking team, you’ll work on product features across the stack, contributing to technical design and implementation with a focus on maintainability, clarity, and reusability. You’ll collaborate closely with engineers, product managers, designers, and operations to ship impactful features and improve our user experience.

Your responsibilities will include:

• Working on both frontend and backend features as part of a cross-functional team
• Writing, reviewing, and maintaining code primarily in TypeScript (Node.js, React and GraphQL)
• Participating in domain modelling and system design discussions
• Collaborating on technical planning and refining project scopes
• Writing and maintaining tests to ensure the correctness and stability of our features
• Improving the reliability, performance, and maintainability of our systems
• Maintaining production systems and using observability tools to debug and resolve live issues

• You have strong frontend experience, especially with complex state management and design systems, and care about building polished, intuitive user experiences
• You’re confident working with backend systems, comfortable navigating codebases, contributing to APIs and data models, and motivated to deepen your expertise over time
• You bring solid experience working with:
  • TypeScript / React
  • Node.js (ideally with NestJS or similar frameworks)
  • SQL / PostgreSQL
  • GraphQL
• You think in systems and care about how things connect and scale
• You understand the value of testing and include it as a natural part of your development workflow
• You have experience maintaining production systems and understand the importance of good observability, logging, and debugging practices
• You take ownership and are comfortable navigating ambiguity or complexity
• You have good communication skills and like working closely with others to solve problems
• You enjoy learning and evolving your skills over time

Bonus if you have experience with:

• Experience with React Native (not required, but helpful)
• Building for compliance-heavy environments

• 3 Months: You’ve ramped up on our systems and domain, are contributing confidently across the codebase, and collaborating closely with engineers, product, and ops.
• 6 Months: You’re comfortable working within the business rules of our domain and able to lead the development of features from design through release, keeping the broader context and impact in mind
• 1 Year: You’re a key contributor to the team’s delivery and technical quality. You’ve developed a strong grasp of the business domain and are contributing to shared systems or tooling used beyond your immediate squad

A 30’ introductory call with (Talent Acquisition Specialist) to get to know you better and share more about Ageras' culture and mission.

A 45’ conversation with Alex (Engineering Manager) where you will dive into your technical experience, career aspirations, and vision for this role.

A 60' Online coding interview to highlight your skills

A 60' System Design Interview Online

Soft skills interview followed by the team meeting to see how we can best support your growth at Ageras.

Job located in Paris, Berlin with possibility of two remote working days per week