Senior Fullstack Engineer (Full-Time, Sousse)

🚀 Join ONETEEM Tunisia as a Senior Fullstack Engineer (Full-Time, Sousse)

📍 Location: Sousse (On-site)

🕒 Start Date: Immediately

📌 Level: Senior

💼 Full-Time Role

ONETEEM Tunisia SUARL is a specialized engineering hub and part of an expanding international tech ecosystem. We provide high-end development services, focusing on advanced Atlassian app solutions and bespoke workflow customizations for global clients. Our mission is to engineer secure private Forge apps and automate complex business processes through expert technical delivery.

We are seeking a Senior Fullstack Engineer to join our Tunisian team. The ideal candidate thrives in modern cloud development, enjoys solving intricate technical challenges, and possesses the English proficiency required to collaborate effectively within a global technical environment.

👨‍💻 What You’ll Do

• 🔧 Design and develop private Atlassian Forge apps using Node.js, React, and TypeScript
• ☁️ Build secure, scalable cloud applications integrated with Jira and Confluence
• 🔄 Implement custom business logic, workflow automations, and process enhancements
• 🧠 Translate functional requirements into robust technical solutions
• 🔗 Work with Atlassian REST and GraphQL APIs
• 🚀 Own deployments, CI/CD pipelines, and version management
• 🛠️ Develop internal engineering tools to accelerate Forge development
• 🤝 Collaborate with consultants, designers, and QA engineers
• 🧪 Conduct code reviews and promote engineering best practices

✅ Must-Have Skills

• 🧑‍💻 5+ years of experience in fullstack development (Node.js + React)
• 🧪 2+ years hands-on experience building Atlassian Forge or cloud-based apps
• ⚛️ Strong React.js and TypeScript frontend development skills
• 🌐 Solid understanding of REST APIs, OAuth, webhooks, and JSON
• 🧰 Familiarity with Atlassian products (Jira, Confluence, Bitbucket)
• 🗣️ Excellent English communication skills (spoken & written)
• 🧠 Strong problem-solving skills and attention to detail
• 🏗️ Ability to design scalable architectures and own complex tasks

🌟 Nice to Have

• 🎓 Atlassian certifications (ACP-620, ACP-120, ACP-420, etc.)
• 🛒 Experience publishing apps on the Atlassian Marketplace
• 🖥️ Knowledge of Connect apps or Data Center APIs
• 🔄 Understanding of Agile, ITSM, or DevOps workflows
• 🧠 Experience with LLMs (OpenAI, Claude) via API

💼 Apply Now

Join ONETEEM Tunisia and help us build world-class Atlassian app solutions from Sousse.

🟩 ONETEEM – Empowering Teams Everywhere.