Overview Freelance Typescript Software Engineer role at Swan.
Swan is Europe’s embedded banking specialist. We empower software companies to embed banking features like accounts, cards, and payments directly into their products, under their own brand. Swan processes over €1.5 billion in monthly transactions for more than 150 companies. Founded in 2019, Swan has received growth capital from investors such as Lakestar, Accel, Creandum, Bpifrance and Eight Roads. Swan is a principal member of Mastercard and a licensed financial institution, regulated by the French banking authority (ACPR).
Job Description Swan is looking for a Freelance Software Engineer to join its tech team of 70+ people for a specific project over a few months. The Engineering team builds payments and end-customer applications, as well as Infrastructure, DevOps, QA, and Security. The team values ownership, open collaboration, and a shared vocabulary to keep complexity manageable. We ship fast, learn continuously, and strive for excellence.
Your mission You will be technically responsible for one or more projects.
You will have the opportunity to solve problems in one of the most demanding IT domains with a reactive architecture.
You will design with the product team the bank by API.
You will improve the performance of a system with a rapidly growing load.
You will ensure the respect of the architecture rules and of the automated tests.
Our technical environment NodeJS
TypeScript
GraphQL
PostgreSQL
Kafka
Docker
Kubernetes (K8S)
AWS
Preferred Experience Experience: from 5 years as a Software Developer with a strong grasp of back-end systems.
Technical Skills: Proficient in Node.js & TypeScript
Hands-on experience with automated testing & CI/CD
Bonus: Familiarity with GraphQL, Kafka, and microservices architecture
Passionate about functional programming & open source
Always up to date with tech trends (meetups, blogs, side projects)
Fluent in English
Our ideal teammate: empathetic, skilled, frank; we challenge each other and leave egos at the door.
It’s okay if you don’t tick all the boxes — don’t let imposter syndrome prevent you from applying!
Swan is committed to providing a caring work environment for all employees, regardless of age, sex, disability, sexual orientation, race, religion, or belief. When it comes to recruitment, we’re interested in your work experience, skills, and overall personality. Diversity strengthens our workplace and Swan is committed to improving in this area.
About Swan – Our values Simplicity: We break down complexity and make things simple. Long Term : We play the long game to support growth and climate action. Excellence : We strive for pixel-perfect banking services and exceed expectations. Be Human : We act with kindness and integrity and care about broader issues.
Recruitment process A 30-min video call with our Talent Acquisition Manager
A live coding interview with two Software Engineers
A hiring manager interview with an Engineering Manager
An interview with our Engineering Director
Seniority level Mid-Senior level
Employment type Full-time
Job function Engineering and Information Technology
Industries: Banking
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