We are looking for a Senior Full Stack Engineer to continue the development and extension of an internal developer portal and dashboard, working heavily on a custom Java backend while maintaining and potentially rewriting the frontend using TypeScript. You will integrate the application with Snowflake, relational, and non‐relational database environments, design and implement RESTful APIs, and ensure code quality through unit testing and performance profiling. The role requires 4+ years of Java backend experience with TypeScript frontend flexibility and the ability to architect a potential frontend rewrite.
Work heavily on a custom Java backend to ensure robust server-side performance.
Maintain the existing frontend architecture while planning and executing a potential rewrite using TypeScript.
Integrate the application with diverse database environments, specifically Snowflake, relational, and non‐relational databases.
Ensure code quality through comprehensive unit testing, code reviews, and performance profiling.
At least 4+ years of experience in backend development using Java.




Frontend development experience using TypeScript.
Experience integrating with diverse database environments, specifically Snowflake, relational, and non‐relational databases.
Flexibility to architect and potentially execute a frontend rewrite.
Proficiency in version control systems (e.g., Upper-Intermediate English level.
Familiarity with modern component‐based UI frameworks (such as React or Angular) to support the TypeScript rewrite.
Understanding of cloud architecture and containerization (e.g., Docker, Kubernetes).
Experience operating within an Agile/Scrum environment.
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 modern solutions development and top‐tier clients that include Fortune 500 enterprises and leading product bra

📌 Senior Fullstack Engineer (Barcelona)
🏢 AgileEngine
📍 Barcelona