This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Technical Lead - Fullstack JS/TS based in France. Join an exciting opportunity within a fast-growing and profitable SaaS environment where innovation, autonomy, and technical excellence are at the heart of everyday work. This role is ideal for a senior fullstack engineer eager to transition into a technical leadership position while continuing to build impactful products. You will contribute to the development of scalable B2B solutions used by businesses worldwide, working across both frontend and backend technologies. In a highly collaborative and remote-first culture, you'll have the chance to influence technical direction, mentor fellow engineers, and drive product delivery with a short feedback loop. This position offers significant ownership, exposure to complex technical challenges, and the opportunity to grow into a key leadership role within an ambitious international team.