Fullstack Developer – Taplio & TweetHunter

About us 👇🏼

lemlist is the sales engagement platform that gives sales teams the unfair advantage they deserve.
Bootstrapped since day one, we’ve grown from 0 to $35M ARR in 6 years, without raising a single dollar.
Today, we’re a profitable B2B SaaS company valued at $150M, trusted by 40,000+ sales teams worldwide to book more meetings and close more deals.

💻 The Role

We’re looking for a Fullstack Developer to fix, clean, and improve Taplio & Tweet Hunter.

If you want a brand-new project, this isn’t for you.

If you love building new things, but also turning messy code into something scalable and maintainable, keep reading.

🛠 What You’ll Do

• Refactor and optimize our codebase (Fullstack TypeScrip, Next.js, Google Cloud Platform).

• Identify and fix bugs across frontend and backend.

• Build amazing new features for our users

• Improve performance and maintainability.

• Support customer success, solving technical issues when needed.

• Challenge product requests, balancing speed and quality.

🔥 What’s in It for You?

✅ Fully remote & flexible work. Amazing offices in Paris.

✅ Join a profitable, bootstrapped, and high-growth company.

✅ Work with a motivated, no-BS team.

✅ Direct impact – your work will shape our product.

💡 Who You Are

✅ Must-Haves

3+ years experience

Strong JavaScript / TypeScript skills.

Proven experience cleaning messy code.

Responsible for your own code

Ability to see the big picture and suggest smart trade-offs.

Fast learner, proactive, and independent.

Fluent in English.

✨ Nice-to-Have

• Experience with Twitter Enterprise APIs.

• Experience with LinkedIn APIs.

• Strong GCP knowledge.

Additional Information

Salary up to 65K€ based on xp + 15K€ bonus

Where you live, and work is totally up to you – we do have an office in Paris if you enjoy life at the office 🇫🇷

Profit sharing: When lempire wins, all team members share the profits

Interview process

Interview with Victoire, our TAM

Fit dev+PM

Technical test

Interview with our GM