Backend Developer
TechBiz Global
full-time
Posted on:
Location Type: Remote
Location: Colombia
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About the role
- Design, develop, and maintain backend services and APIs.
- Build and support critical data interfaces, including low-latency real-time streams (APIs, messaging) and high-volume batch/file-based data transfers.
- Develop and maintain REST and GraphQL API integrations connecting frontend applications with backend services.
- Write clean, maintainable, and efficient code following best practices.
- Perform unit testing and ensure high code quality.
- Optimize applications for performance, scalability, and reliability.
- Implement robust error handling, caching, and data synchronization mechanisms.
- Troubleshoot and resolve complex technical issues with minimal supervision.
- Collaborate effectively with Business Analysts, Project Managers, and other development teams.
- Stay up to date with technologies and trends in the payments and fintech industry.
Requirements
- Bachelor’s degree in ICT, Computer Science, or a related field, or equivalent professional experience.
- Strong experience with Spring / Spring Boot.
- Solid expertise in SQL / PL-SQL.
- Hands-on experience with RDBMS databases such as Oracle or PostgreSQL.
- Experience building and integrating REST or GraphQL APIs.
- Strong understanding of backend architecture and data processing.
- Excellent problem-solving skills and attention to detail.
- Ability to work independently and manage tasks effectively.
- Strong English communication skills.
- Experience working in the payments or fintech industry.
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
backend servicesAPIsRESTGraphQLSQLPL-SQLSpringSpring BootRDBMSdata processing
Soft Skills
problem-solvingattention to detailindependencetask managementcommunication
Certifications
Bachelor’s degree in ICTBachelor’s degree in Computer Science