Senior Full Stack Software Engineer

5+ years of professional full-stack software development experience; 10+ years is strongly preferred.
Strong proficiency in TypeScript across frontend and backend (React, Node.js, Express.js).
Solid command of PostgreSQL and relational database design; experience with ORM systems such as Sequelize.
Familiarity with Vite and modern frontend build tooling.
Hands-on experience with AWS services (S3, SES, deployment infrastructure) and Docker-based containerization.
Experience maintaining CI/CD pipelines and Git-based workflows in a team setting.
Understanding of event-driven and queue-based architecture patterns.
Background integrating payment gateways (credit card and/or e-wallet providers) and hands-on experience integrating AI or LLM features in a production SaaS context are a plus.

Comfortable working across different technical areas and switching priorities when needed.
Able to take responsibility for assigned work from start to finish, including delivery, follow-up, and continuous improvement.
Works effectively with cross-functional stakeholders, including engineers, designers, and domain experts.
Attentive to the potential impact of decisions in a security-sensitive environment.
Fluent in English; French or German would be an advantage.

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