Staff Engineer – Fullstack JS/TS

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🕒 October 22, 2025

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lemlist

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2018

☁️ SaaS

🤝 B2B

🛍️ eCommerce

SaaS • B2B • eCommerce

lemlist is a comprehensive cold outreach platform that provides tools designed to help businesses reach their target audiences effectively. It includes features for email outreach, personal branding on LinkedIn and Twitter, lead generation, and seamless meeting booking. With its innovative solutions like email warm-up services and personalized content creation, lemlist empowers companies to enhance their reach and engagement, driving customer acquisition and building strong personal brands.

📋 Description

• Build new features end-to-end (frontend and backend) by working closely with a strong Product team • Improve the codebase (refactoring, bug fixes, optimization) • Collaborate with the rest of the team to solve technical issues • Mentor fellow developers, share knowledge, and raise the bar • Step up as Tech Lead on specific topics: drive quality, make technical choices, and align delivery

🎯 Requirements

• 7+ years of experience in JavaScript (frontend and backend) • Strong skills in Node.js, React, MongoDB • Proven track record building and maintaining web applications • Continuously eager to learn, particularly around JS/TS • Autonomous, quick learner, and collaborative • Fluent in French & English, based in French timezone (+/- 2h)

🏖️ Benefits

• Profit sharing: when lemlist succeeds, you succeed too • Comprehensive perks: Alan Blue (healthcare) fully covered for you and your family • Swile meal vouchers • 100% coverage of your Navigo card • MacBook Pro and remote setup budget • Annual global team retreat in exceptional locations 🌍