Fullstack Developer Internship

Description

Summary: This internship will immerse you in the preventive and corrective maintenance of business applications, offering great diversity in projects and technical contexts. Highlights: 1. Immersion in a multi-project and multi-sector environment 2. Mentorship by experienced developers 3. Real DevOps exposure **About Us** ------------ At Hello Pomelo, we do more than just software development: we are **the trusted digital transformation partner for French mid-sized enterprises (ETIs)**. Our mission is to **strengthen the business tools** that drive our clients’ businesses by delivering custom, reliable solutions across their entire application portfolio. To achieve this, we operate across **four complementary pillars**: * **Custom web and mobile applications**, tailored to each client’s specific needs and ensuring optimal user experiences; * **DevOps**, to guarantee system stability, scalability, and efficiency while accelerating delivery cycles; * **E-commerce**, supporting the growth of retail and online service providers with high-performance, flexible platforms; * **ERP and PIM**, to structure and optimize business processes, centralize information, and facilitate decision-making. Every day, our teams bring **Hello Pomelo’s energy and technical expertise** to serve our clients—ensuring their tech delivery capacity is never a barrier to innovation, but rather a concrete driver of growth and added value. We are proud to be a **leading tech delivery partner** for French ETIs, supporting their long-term success. **Job Description** ----------------------- Within our maintenance division, we provide preventive and corrective maintenance for a portfolio of our business applications serving ETI clients. Given the growth of our activity, we are seeking an intern to support us in the operational management of this maintenance. Your daily work will involve great diversity in projects, technical contexts, and challenges. The team operates along two main axes: **Corrective Maintenance** * Identify, analyze, and fix anomalies reported via our ticketing system. You’ll be on the front line diagnosing bugs, reproducing issues, and proposing robust fixes. **Preventive Maintenance** * Anticipate risks before they become incidents: code audits, dependency updates, performance improvements, and technical debt reduction. You’ll actively contribute to keeping applications healthy over the long term. You may occasionally perform simple DevOps tasks (e.g., deployments, environment configuration), though this is not the core focus of the role. On a day-to-day basis, you’ll primarily work on the following topics: * Analyze and process incoming incident tickets (qualification, investigation, resolution, documentation) * Reproduce and fix bugs in existing codebases * Explore and apply AI to boost your own and your team’s productivity * Participate in code reviews and technical audits * Update dependencies and ensure environment compatibility * Write or improve technical documentation * Propose improvement ideas for your projects **Candidate Profile** -------------------- ### **Technologies You’ll Work With** Tech stacks vary per client project, but the most common technologies you’ll encounter are **JavaScript / Node.js** and **PHP**: * Web: React, Next.js, Nest.js, Symfony, Sylius, Django * Mobile: React Native, Flutter * Cross-cutting: SQL/NoSQL, GitHub/GitLab, REST APIs * Bonus: Docker, Kubernetes, WordPress, Shopify, Sentry, Grafana Don’t hesitate to apply even if you’re not yet proficient in all these technologies. With the evolution of AI and our mentorship, you’ll quickly get up to speed — one of the key strengths of this internship! ### **The Profile We’re Looking For** You are pursuing or have completed a Bachelor’s +5 or Master’s degree in engineering or computer science, and you’re seeking an internship that will truly accelerate your professional growth. What matters most to us: * Genuine technical curiosity and the desire to understand how things work — from code to infrastructure * Some prior professional experience * Rigor and method: in maintenance, there’s no room for approximations * Ability to clearly communicate blockers and progress * Autonomy, combined with the instinct to ask for help at the right time * Strong English proficiency preferred ### **✅ What We Offer** * Immersion in a multi-project and multi-sector environment — ideal for building true versatility * Mentorship from experienced developers, with dedicated time for your skill development * Real DevOps exposure — a valuable asset in today’s job market * 1 remote work day per week * And if it’s a good fit, an opportunity for a French International Volunteer (VIE) contract upon completion of the internship Join the Hello Pomelo adventure! **Recruitment Process** -------------------------- * Interview 1 — General * Technical test to be completed outside the interview * Interview 2 — Technical * Interview 3 — Final **Additional Information** -------------------------------- * Contract type: **Internship** (6 months) * Location: **Barcelona** * Education level: **Bachelor’s +5 / Master’s** * Experience required: **> 6 months** * **Occasional remote work permitted** * Salary: **between €700 and €1400 / month**