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Kolecto

Kolecto

eu1.hubs.ly

1 Job

64 Employees

About the Company

Kolecto est une solution de gestion digitale et humaine affiliée au Groupe Crédit Agricole qui simplifie, sécurise et améliore les finances des TPE/PME en conformité avec la nouvelle réglementation sur la facturation électronique.

Listed Jobs

Company background Company brand
Company Name
Kolecto
Job Title
Fullstack Software Engineer (H/F/X)
Job Description
**Job title:** Fullstack Software Engineer (H/F/X) **Role Summary:** Lead the design, development, and maintenance of scalable, secure full‑stack features for a fintech platform. Primarily focus on backend services while actively contributing to React‑based front‑end interfaces. Drive architectural evolution, ensure high code quality, and mentor junior developers within a collaborative, product‑driven environment. **Expactations:** - Deliver robust, maintainable code adhering to industry best practices. - Participate in full sprint cycle: design, implement, test, review, and deploy. - Continuously assess and improve platform performance, security, and quality. - Lead technical discussions with cross‑functional teams (Product, Front‑end, Mobile, Backend). - Champion best practices in code review, automated testing, and documentation. - Stay current on emerging technologies and recommend improvements. **Key Responsibilities:** - Design, implement, and scale backend APIs (TypeScript, Node.js, Serverless). - Build and maintain front‑end components with Next.js, React, TypeScript, Tailwind CSS. - Integrate cloud services (AWS SQS, EventBridge, S3, PostgreSQL). - Author comprehensive unit, integration, and end‑to‑end tests (Vitest, Playwright). - Conduct rigorous code reviews and enforce coding standards. - Develop monitoring solutions and troubleshoot production issues. - Mentor junior developers, sharing knowledge of patterns, testing, and architecture. - Collaborate with product owners to translate business requirements into technical solutions. - Participate in continuous improvement of tooling, workflows, and architecture decisions. **Required Skills:** - 5+ years in full‑stack development; strong backend focus. - Proficiency with TypeScript, Node.js, Serverless architectures. - Experience building responsive front‑end with React and Next.js. - Knowledge of state management, performance optimization, UX/UI principles. - Familiarity with cloud deployment, AWS services (SQS, EventBridge, S3). - Strong grasp of design patterns, SOLID principles, and clean code practices. - Ability to write and maintain automated tests (Vitest, Playwright). - Experience in API design, microservices, and event‑driven architectures (optional). - Excellent communication, collaboration, and mentorship abilities. - Proficiency in version control (Git) and CI/CD pipelines. **Required Education & Certifications:** - Bachelor’s degree (or higher) in Computer Science, Software Engineering, or related field. - Relevant certifications preferred (e.g., AWS Certified Developer, AWS Certified Solutions Architect).
Paris, France
Hybrid
Mid level
11-02-2026