Job Description **Role:** * Senior Backend Developer **Requirements:** * Professional in Systems Engineering or related fields. * More than two (2) years of experience in Backend Development, specialized in the **NestJS** framework and advanced **SQL** database management. * Solid understanding of service-oriented architectures, good development practices (**Clean Code, SOLID**) and Agile Methodologies (**Scrum, Kanban**). * Recognized for the ability to technically lead development teams, support junior and senior profiles, propose efficient technical solutions, and ensure code quality. Possesses skills in designing scalable architectures, making technical decisions, defining standards, and managing deliverables in high-impact projects. **Technical Skills:** * **Languages: TypeScript, SQL, prototype design patterns.** * **Frameworks: NestJS (advanced) with TypeORM or otherwise Sequelize.** * **Databases: PostgreSQL, SQL Server.** * **API Design: GraphQL and RESTful.** * **Automated testing (Jest, Supertest).** * **Continuous integration and deployment (CI/CD).** * **Containers: Docker.** **Technical Leadership Skills:** * Technical leadership of multidisciplinary teams. * Code review and quality assurance. * Definition of best practices and development standards. * Training and mentoring of developers. * Resolution of complex technical issues. **Personal Competencies:** * Analytical thinking and problem-solving focus. * Effective communication. * Proactivity and results orientation. * Teamwork. * Adaptability and continuous learning capacity. **Working Conditions:** * Work Location: Barranquilla. * Work Mode: On-site. * Contract Type: Indefinite term. * Salary: Negotiable according to experience. This vacancy is published through ticjob.co Apply now CS3 - Software, Services and Supplies Commercializer. We are a Colombian company focused and dedicated to the development, marketing, implementation, and consulting of comprehensive software solutions tailored for government sector companies, with more than 70 satisfied clients willing to continue with us in their organizational and technological development, View all \>