Senior JavaScript Full Stack Developer.

Location: [Bucharest - Hybrid]

Employment type: [Full-time / Contract]

We are looking for a highly skilled Senior JavaScript Full Stack Developers, with strong expertise in Vanilla JavaScript used across both Front-End and Back-End development. The role involves working on a complex fintech platform, so strong analytical skills and the ability to understand business logic are essential.

Key Responsibilities

• Develop, maintain, and optimize front-end and back-end components of applications built on a fintech platform.
• Build responsive, dynamic and user-centric interfaces using HTML and CSS.
• Work with SQL databases: writing queries, optimizing data retrieval, and supporting application logic.
• Integrate and interact with back-end services and APIs.
• Collaborate with designers, back-end developers, and product teams to deliver high-quality solutions.
• Troubleshoot and debug issues across different browsers and environments.
• Contribute to improving development workflows, performance, and code quality.

Requirements

• 5+ years of professional experience with JavaScript (Vanilla) for both front-end and back-end development.
• Strong knowledge of jQuery, HTML5, CSS3, and SQL.
• Experience working with applications on a fintech platform or similarly complex environments.
• Solid understanding of web performance, cross-browser compatibility, and responsive design.
• Experience with RESTful APIs and backend JavaScript logic.
• Ability to write clean, maintainable, and well-structured code.
• Strong problem-solving skills and attention to detail.
• Excellent communication and collaboration skills.

Nice to Have

• Experience with C# or .NET.
• Familiarity with Git or other version control systems.
• Knowledge of build tools or task runners (e.g., Webpack, Gulp).
• Basic understanding of UI/UX principles.

What We Offer

• Opportunity to work on impactful projects within the fintech sector.
• A collaborative, innovative, and supportive team environment.
• Competitive salary and benefits package.
• Opportunities for continuous learning, training, and career growth.