Remote job

Senior Fullstack TypeScript Developer (Product Engineer)

Lemlist

Check country restrictionsPublished on Oct 26, 2026Confirmed active on Nov 15, 2026
Full-timeHealthcare50-200

Job briefing

Read from the posting and checked against our job index

Apply from
Not stated
Work model
Remote
Salary
Not stated
Senior roles in the same field in our index: median €6,375 per month, middle range €5,458 to €7,084 (44 postings).
Level and language
Senior · French, English

Your tasks

  • Design and build new frontend and backend features
  • Provide technical leadership in your squad and set standards
  • Refactor code, fix bugs, and optimize performance
  • Work across several projects and help customer support resolve technical issues
  • Share knowledge and train fellow developers
  • TypeScript
  • JavaScript
  • NodeJS
  • MongoDB
  • React
  • Gather
  • Slack
  • Notion

What they expect

Required skills

  • At least 7 years of experience with TypeScript and JavaScript
  • Proven experience building and maintaining web applications
  • Strong understanding of NodeJS and MongoDB, ideally also React
  • Comfort with agile methodologies
  • French and English language skills and availability in the French timezone

Mindset

  • Work independently and take ownership of complex projects
  • Be a fast learner, enjoy communicating, and adapt readily
  • Enjoy remote work and discovering new things

Good to know

Listed with us since
November 11, 2026
Employer
15 more open roles at Lemlist in our index. Of these, 7 fully remote. See remote jobs at Lemlist
Benefits in the posting
Profit sharing, 100% medical coverage for you and your family, Daily meal tickets, 100% covered Navigo card, Home office budget, 48GB MacBook Pro and the tools and equipment you need

Before you apply

These terms appear word for word in the posting. If you have these skills, they belong in your CV too.

  • TypeScript / JavaScript
  • building and maintaining web applications
  • NodeJS and MongoDB
  • agile methodologies
  • front-end integration
  • back-end development
  • mongo optimization
  • performance issues
Is this job a fit for you? Ask the AI advisor

Generated automatically by nomado24 from the posting and our index. Not an employer statement. The original posting is authoritative.

Job description

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
  • A small, agile team of 170 highly talented people, remote-friendly
  • Majority owned by an entrepreneur, Guillaume Moubeche, Founder & Chairman — which gives us maximum freedom

We operate 2 business lines:

  • Sales Engagement with our flagship products lemlist & Claap, generating $58M ARR and growing over 50% year over year
  • Personal Branding with Taplio & Tweet Hunter, generating $4M ARR

lemlist is a highly ambitious company that aims to become a world-class giant in the Sales Tech space.

Our mantra: Keep growing – and we live by it every day.

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 developing new features that enhance user experience and increase product functionality.
  • Stepping 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
  • Facilitating knowledge sharing and capacity building by training fellow developers, enhancing overall team competency and productivity.

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 to live.
  • You will have the opportunity to make a lasting impact on a suite of products that are changing the game in multiple industries.
  • Work with passionate senior engineers who share their knowledge and expertise
  • Great ownership of your work. You will be part of a dynamic, innovative, and passionate team that respects autonomy and encourages individual input.
  • No endless meetings
  • Full remote policy
  • You will grow professionally and personally, enhancing your technical skills and expanding your global network.

Preferred Experience

Must have

  • You’re an expert in TypeScript / JavaScript with at least 7 years of XP
  • You have a proven track record in building and maintaining web applications.
  • You have a robust understanding of NodeJS and MongoDB, and ideally React
  • You’re able to work independently and take ownership of complex projects
  • You’re a fast learner
  • You’re comfortable with the agile methodologies
  • You like to communicate
  • You like to work remotely, Gather, Slack and Notion are your best friends
  • You are adaptable and like to discover new things and you can work on front-end integration, back-end development, mongo optimization, performance issues and more
  • You speak French and English and you are in the French timezone

Nice to have

  • You have a first experience in B2B SaaS startup
  • You are self-taught, you have been developing personal projects since you were a child or in the evenings and weekends. This is not mandatory but a big plus for us, we are all passionate about programming and like to create things, both at work and outside

Additional Information

  • Salary between 65K€ and 75K€ fixed salary
  • Profit sharing: When lempire wins, all team members share the profits
  • Where you live, and work is totally up to you – we do have an office in Paris if you enjoy life at the office
  • Alan Blue: Comprehensive 100% premium medical coverage for you and your family
  • Swile Meal Tickets: Enjoy daily meal tickets to fuel productivity
  • Navigo Card: Seamless commuting with a 100% covered Navigo card
  • Full-remote Work Setup: A well-funded home office budget to ensure seamless remote work
  • Gear: Get a 48GB Macbook Pro + tools and equipment you need for your job
  • Team building: We all meet once per year at really cool places around the world (you can check our video https://www.youtube.com/watch?v=IoVyO6SyKZk here ;)

Recruitment process

  • Interview with Lucas our TAM
  • Technical interview with Corentin, our VP of Engineering
  • Technical Interview with Mickael, our CTO
  • Interview with Charles, our CEO
ashbyTechRemote

This role is provided by an external source. Applications are handled on the source website.

New remote jobs like “TypeScript Developer” by email

Free, and only when something fitting appears.

Confirm by email. Unsubscribe anytime. Privacy Policy.

All Remote Developer Jobs

Matching job categories

Not the right job?

Matches for your profile: two are free, with Nomado24 Pro you see up to 24. See Pro