Senior Fullstack TypeScript Developer (Product Engineer) - lemlist

🚀 About lemlist

lemlist is a global B2B SaaS business with the mission to help any business grow. We are doing over $54M in ARR while being bootstrapped, profitable, and operating with a small, agile team of 170 highly talented people.

We operate 2 business lines:

• Sales Engagement: Flagship products lemlist & Claap, generating $49.5M ARR and growing over 50% year over year.
• Personal Branding: Taplio & Tweet Hunter, generating $4.5M ARR.

Job Description

We're looking for a Senior Fullstack TypeScript Developer to join our team. You'll be responsible for designing and developing new features for our SaaS products. We need someone who is passionate, autonomous, and loves technical challenges.

Your main missions will be:

• Design and develop new features from scratch, both on the frontend and backend, independently enhancing user experience and product functionality.
• Step into the role of technical lead within your squad, driving excellence and setting standards.
• Improve the code base with refactoring, bug fixes, and optimization.
• Work on multiple projects simultaneously.
• Help the customer support team on technical issues, providing prompt and effective solutions.
• Facilitate knowledge sharing and capacity building by training fellow developers.

Key results

Within 3 months you will have:

• Successfully onboarded and integrated into the team.
• Developed a deep understanding of our B2B SaaS products and their technical requirements.
• Contributed to the development of new features and improvements to our existing code base.

Within 12 months you will have:

• Played a key role in the development and delivery of multiple successful projects.
• Made significant contributions to the optimization and scalability of our software products.

What’s in it for you?

• Work in a profitable, bootstrapped, and high-growth company that doesn’t rely on external funding.
• Make a lasting impact on a suite of products changing the game in multiple industries.
• Work with passionate senior engineers who share their knowledge and expertise.
• High ownership of your work within a dynamic, innovative team that respects autonomy.
• No endless meetings.
• Full remote policy (French timezone required).
• Grow professionally and personally, enhancing technical skills and expanding your global network.

Preferred Experience

Must have:

• Expert in TypeScript / JavaScript with at least 7 years of professional experience.
• Proven track record in building and maintaining web applications.
• Robust understanding of NodeJS and MongoDB, and ideally React.
• Ability to work independently and take ownership of complex projects.
• Fast learner, comfortable with agile methodologies.
• Good communication skills.
• Comfortable working remotely using Slack and Notion.
• Adaptable across front-end integration, back-end development, MongoDB optimization, and performance issues.
• Proficiency in French and English, located in the French timezone.

Nice to have:

• Prior experience in a B2B SaaS startup.
• Self-taught background with personal projects dating back to childhood or spare time.

Additional Information

• Where you live and work: Fully remote in the French timezone, with optional office access in Paris and Nantes.
• Profit sharing: Team members share company profits.
• Health: Alan Blue comprehensive 100% premium medical coverage for you and your family.
• Meals: Swile meal tickets.
• Commuter: 100% covered Navigo card.
• Home Office: Well-funded remote work setup budget.
• Gear: 48GB MacBook Pro + necessary tools and equipment.
• Team building: Annual company meetups in global locations.