Fullstack Developer – Taplio & TweetHunter

Job Posted 16 Days Ago Posted 16 Days Ago
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Hiring Remotely in Paris, Île-de-France
Remote
Mid level
Software
The Role
As a Fullstack Developer, you will refactor and optimize the codebase, fix bugs, improve performance, and support customer success for Taplio and Tweet Hunter.
Summary Generated by Built In

About us 👇🏼

At lempire, we're a passionate team on a mission to help individuals and businesses grow.

As a B2B SaaS company, valued at $150 million, we have a suite of 5 products:

🔵 lemlist: our cold outreach tool, used by 10,000+ users worldwide to find leads & their emails, write campaigns, personalize at scale, and get more customers.

🟠 lemwarm: the 1st deliverability tool on the market that helps users reach their audience’s inboxes.

🔴 lemcal: our scheduling tool that allows you to create a personalized booking page and reduce no-shows.

🟣 Taplio & Tweet Hunter: our tools, used by top influencers like Justin Welsh, to build personal brands on LinkedIn & X (formerly Twitter).

lempire is a fast-growing company with $26M+ in revenue, profitable, and 100% bootstrapped.

Our mantra: Keep growing! We live by it every day.


💻 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 turning messy code into something scalable and maintainable, keep reading.

🛠 What You’ll Do

Refactor and optimize our codebase (Next.js, Google Cloud Platform, Javascript, Git).

• Identify and fix bugs across frontend and backend.

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 + 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

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 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 here ;)



Interview process

Interview with Victoire our TAM

Fit dev+PM

Technical test - TBD

Interview with our GM

Top Skills

Git
Google Cloud Platform
JavaScript
Next.Js
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The Company
Paris
86 Employees
On-site Workplace
Year Founded: 2018

What We Do

lempire is a group of passionate and curious individuals who have a very healthy obsession with building the world’s finest products and helping entrepreneurs worldwide grow profitable and successful businesses. The mantra we live by **Do things that you shouldn’t.** Want to step inside the lempire world? Our most famous product, lemlist, changed the way people do outreach. lemverse makes remote work feel more connected than ever before. Our Cold Email and LinkedIn Masterclasses have generated millions of dollars for B2B businesses, startups, and agencies worldwide. There’s also lempod, a tool we sold in 2020, which helped thousands of people grow their LinkedIn profiles. Do you see a pattern? We like helping people grow.

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