Full Stack Engineer (Senior/Lead) ID38801
AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.
Overview We are looking for a Senior Full Stack Engineer to join a fast-growing health and wellness platform with millions of users worldwide. You'll work in a cross-functional, agile team, building and improving features for both web and mobile applications. This role offers the opportunity to enhance performance, deliver seamless user experiences, and make a real impact on a product that helps people reach their wellness goals.
What you will do
- Work independently and provide guidance to other team members;
- Ensure smoothoperation and performance of both web and mobile applications;
- Identify, troubleshoot, and resolve bugs efficiently;
- Design, develop, and implement new features across web and mobile platforms.

MUST HAVES




- 5+ years of experience building scalable systems;
- Solid experience with ReactJS, NodeJS for web, and React Native for mobile development;
- Proven ability to deliver solutions with high throughput and low latency requirements ;
- Demonstrated experience designing and implementing complex business solutions ;
- Ability to develop features independently without design guidance, taking ownership from concept to implementation;
- Upper-Intermediate English level.

NICE TO HAVES
- Experience in Startups;
- Experience with Firebase Functions .

PERKS AND BENEFITS
- Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps.
- Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities.
- A selection of exciting projects: Join projects with m

📌 Full Stack Engineer (Cataluña)
🏢 AgileEngine
📍 Cataluña