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Middle Backend Developer at Blossom. Location Information: Colombia. Join Blossom!. We are a growing ecosystem of fully integrated digital banking solutions, designed by and for credit unions. We are seeking a dynamic, results-oriented Java Developer with a B2-C1 level of English. If you are passionate about microservices development and want to be part of an innovative company, this is your opportunity.. About the Job. We are looking for a developer with . 3 to 4 years of experience working with JavaScript and TypeScript. to join our engineering team. You’ll be involved in building and maintaining robust backend systems, writing complex SQL queries, integrating cloud services (AWS), and applying software architecture principles.. You'll collaborate with other developers who care deeply about scalability, maintainability, and clean architecture. We encourage ownership and initiative—you’ll not only write code but also help design solutions, identify technical needs, and continuously improve our product and development practices.. This position is ideal for someone looking to deepen their software engineering expertise, contribute to technical decisions, and grow within a fast-moving, remote-first team.. Requirements. 3+ years of experience with . JavaScript. and . TypeScript. Intermediate to advanced . SQL. skills (complex queries). Experience with . software architecture. and . SOLID principles. Familiarity with . AWS services. (cloud infrastructure). Experience using . Node.js libraries. , . middlewares. , . method decorators. , and . cron jobs. Bonus Points. Deep understanding of . scalable and maintainable software design. Interest in clean code and software design patterns. Perks. 100% Remote Work. – Work from anywhere. Growth Opportunities. – Learn, lead, and move into more senior roles. Performance Incentives. – Earn bonuses for excellent contributions. Multicultural Environment. – Work with global talent in a collaborative team. Continuous Learning. – Access to resources, mentorship, and upskilling programs