Deepki is hiring a skilled Back-end Developer with Node.js expertise for a permanent CDI role in Paris. Build scalable server-side applications to drive innovative sustainability solutions in the proptech space.

Join Deepki's Nooco Team as a Confirmed Back-end Developer

Deepki, a leader in real estate sustainability management, is expanding its Nooco team and seeking a Confirmed Back-end Developer Node.js for a CDI position (F/H/X) based in Paris. As part of our innovative proptech platform, you'll develop robust back-end systems that empower property managers to track and optimize energy performance data at scale.

Key Responsibilities:

• Design, develop, and maintain high-performance Node.js applications and APIs
• Collaborate with front-end developers, data scientists, and product teams to deliver end-to-end features
• Optimize database schemas, queries, and caching strategies for large datasets
• Implement security best practices, authentication (OAuth/JWT), and monitoring tools
• Participate in code reviews, testing (unit/integration), and deployment automation
• Contribute to architectural decisions and technical roadmaps

Why Deepki?

We're at the forefront of ESG (Environmental, Social, Governance) solutions for real estate, helping clients reduce carbon footprints and comply with regulations like CSRD. With a collaborative culture, cutting-edge tech stack, and a mission-driven environment, this role offers long-term stability and impact.

If you're passionate about sustainable tech and backend engineering, apply now!

• Proven experience as a Back-end Developer with strong Node.js proficiency
• Expertise in building RESTful APIs, microservices, and scalable architectures
• Solid knowledge of databases (SQL and NoSQL, e.g., PostgreSQL, MongoDB)
• Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes)
• Experience with TypeScript, Express.js, or NestJS
• Understanding of CI/CD pipelines, Git, and Agile methodologies
• Strong problem-solving skills and ability to work collaboratively in a team
• French and English proficiency; bachelor's degree in Computer Science or related field preferred

• Competitive monthly salary with performance bonuses
• Permanent CDI contract with full social security benefits
• 35-hour workweek, 5 weeks of paid vacation, and RTT days
• Comprehensive health insurance, meal vouchers, and commute reimbursement
• Flexible remote work options and modern office in Paris
• Professional development budget, conference attendance, and internal training
• Dynamic team environment with opportunities for growth in proptech