Senior Full-Stack Developer

What we are looking for

• English — required: professional working proficiency in spoken and written English. You must be comfortable participating actively in meetings, discussing technical decisions, collaborating through written channels, and understanding technical documentation.
• Experience: at least 5 years of proven experience as a Fullstack Developer, with the autonomy to own deliverables and make technical decisions.
• Frontend: strong command of HTML, CSS, modern JavaScript (ES6+), and solid experience with Angular.
• Backend: solid experience with Java and Spring Boot.
• Data and APIs: experience with SQL and/or NoSQL databases, RESTful API design, and third-party service integrations.
• Tools: strong Git skills and collaborative development best practices.
• AI-assisted development: hands-on experience using Claude Code effectively, with the judgment to review, test, and improve AI-generated code.

Projects

Within ADS, Arara LLC's project consulting business line, we are looking for a Senior Fullstack Developer to join a fintech project. The role will own the development and evolution of a dashboard and its backend services, working with autonomy, sound technical judgment, and a product-oriented mindset.

What you will do

• Design, develop, and maintain end-to-end functionality for the product dashboard and backend.
• Translate requirements and UI/UX designs into clear, responsive, and reusable Angular interfaces.
• Build and maintain backend services using Java and Spring Boot.
• Design, integrate, and document secure RESTful APIs, and manage SQL and/or NoSQL databases.
• Implement unit and integration tests, and actively participate in code reviews.
• Use Claude Code to explore the codebase, implement changes, debug, refactor, and document, while always validating the proposed solution.
• Collaborate with the team on technical decisions and propose improvements to architecture, quality, and development processes.

What We Offer

• 100% remote work within the Americas time zones.
• Opportunity to contribute to a fintech project from its early stages.
• Autonomy and direct involvement in technical decisions.
• Collaborative and agile working environment.
• Continuous professional development and learning opportunities.

Nice to Have

• Previous experience working on fintech products or financial platforms.
• Experience building dashboards or data-intensive applications.
• Familiarity with Docker, CI/CD pipelines, and cloud environments.
• Knowledge of application security and secure development practices.
• Experience working in consulting, project-based, or distributed teams.