Freelance Fullstack NextJS Developer | lempire

Freelance Fullstack NextJS Developer | lempire

182,500 - 182,500yearlyly
Application ends: June 20, 2026
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Job Description

About us 👇🏼At , 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). is a fast-growing company with $26M+ in revenue, profitable, and 100% bootstrapped.Our mantra: Keep growing! We live by it every day.

Job DescriptionWe are looking for a Freelance Fullstack NextJS Developer to help with bug fixing and maintenance on TweetHunter. This role will primarily focus on resolving existing issues to stabilize the platform, with the possibility of extended collaboration.
Key Responsibilities:•Identify and fix bugs in both the frontend and backend (NextJS/React)•Collaborate with the team to ensure smooth operation of the platform.•Test and deploy fixes in a timely and effective manner.•Communicate regularly with the team regarding progress and issues
Duration: 2-3 months, with the possibility of long-term work.
What’s in it for you?•Flexible, fully remote work.•Rate: up to $500/day.•Opportunity to continue working with the project•Gain experience with a well-known B2B SaaS product.
Preferred experienceStrong JavaScript skills with a focus on NextJS / React•Proven experience in bug fixing and troubleshooting web applications.•Ability to work independently and manage time effectively.•Good communication skills and comfort working remotely.•Fluent in English
Additional InformationFully remote: Work from anywhere.•Possibility of long-term collaboration depending on project progress.Interview with Victoire our TAMInterview with Mickael, our CTOTechnical test in 2 stepsInterview with our COO