Senior Full Stack Dev (React/NestJS)

Talan is an international consulting and technology expertise group that accelerates its clients' transformation through innovation, technology, and data. For over 20 years, Talan has been advising and supporting companies and public institutions in implementing their transformation and innovation projects in France and internationally.

Present on 5 continents, in 20 countries, the Group, Great Place To Work certified, with more than 7,000 employees, aims to achieve a turnover of one-billion-euro by the end of 2025.

With its research and innovation Centre, Talan puts innovation at the heart of its development and intervenes in the technological mutation sectors, such as Artificial Intelligence, Data Intelligence, Blockchains, to avail the growth of major groups and mid-cap companies through a committed and responsible approach.

By placing "Positive Innovation" at the heart of its strategy, the Talan Group is convinced that it is by serving people that technology amplifies its potential for society.

Our client is an early-stage startup building a scalable, AI-powered platform to revolutionize procurement. As a Senior Full Stack Software Engineer, you’ll join the founding engineering team, working closely with AI/ML experts to deliver innovative features and shape the technical roadmap.

Role and responsibilities

• Design, build, and scale core platform features across front-end (React/TypeScript) and back-end (NestJS/Node.js).
• Manage and optimize AWS infrastructure including containers, databases, networking, and monitoring.
• Integrate AI/LLM-powered services, APIs, and data pipelines into production-ready applications.
• Collaborate with AI/ML engineers to connect models with scalable workflows.
• Lead technical discussions, contribute to system architecture, and drive best practices.
• Ensure high-quality code through reviews, testing, and engineering standards.
• Mentor junior engineers and help shape team culture and processes.
• Influence product roadmap, making scalability and build-vs-buy trade-offs.

Must have:

• 6+ years of full-stack engineering experience.
• Advanced proficiency in JavaScript/TypeScript, React, and modern front-end architectures.
• Strong back-end expertise with Node.js/NestJS, RESTful APIs, and async flows.
• Hands-on experience with PostgreSQL or similar databases.
• Proven ability to manage and scale AWS infrastructure.
• Experience integrating AI/LLM APIs into production systems.
• Familiarity with infrastructure as code (Terraform, CDK, or CloudFormation).
• Experience leading projects or mentoring engineers.
• Excellent communication and collaboration skills.

Nice to have

• Experience in fast-paced startup environments.
• Prior work with data pipelines or MLOps.
• Contributions to open-source or tech communities.

Company’s Benefits

At Talan, we invest in our employees' well-being and empower them with benefits, including:

• 💵 The salary range for this role is US$120,000 - US$140,000
• 💸401(k) retirement plan with company matching
• 🌴15 days of paid vacation per year at hire and up to 27 according to seniority (annual untaken vacation days are cashed out)
• 📴8 paid holidays + 5 sick days + 2 personal days per year
• ❤️‍🩹Company health, dental, and vision insurance plans + FSA
• 🦺Voluntary STD and LTD
• 🚍 Commuter/transit benefits

All your information will be kept confidential according to EEO guidelines.