Ingeniero Backend Junior | Microservicios, Aws Y Postgresql

Bancolombia; Márquez; Presencial; COP 120.000.000 - 190.000.000; Jornada completa

Descripción de la vacante

Bancolombia is seeking a Backend Developer to drive the modernization of enterprise apps, upgrading from .NET 6 to .NET 10, and building robust APIs, services, and data access components. You will work in an Agile squad with a Tech Lead, Full Stack Developer, QA Engineer, and SDET to deliver scalable solutions.

Responsibilities include reviewing code, implementing CI/CD, deployments, and creating technical documentation.

Formación

• Bachelor's degree in a related field.
• 6+ years developing enterprise applications with C# and .NET.

Responsabilidades

• Develop, maintain, and enhance backend services, APIs, and business logic.
• Support modernization from .NET 6 to .NET 10 with minimal risk.
• Design scalable solutions using C#, .NET, and Entity Framework.
• Collaborate with React/TypeScript frontend teammates.
• Participate in code reviews and uphold standards and quality.
• Support CI/CD, deployments, and release readiness.
• Engage in Agile ceremonies and document designs and procedures.
• Create deployment docs and knowledge transfer materials.

Conocimientos

C#

.NET

ASP.NET MVC

REST APIs

Entity Framework

AWS

CI/CD

Git

English comms

Educación

Bachelor's degree in Computer Science/Engineering/IS

Herramientas

Entity Framework

AWS

Jira

Confluence

Auth0/Identity Server

Descripción del empleo

Job Description

The Backend Developer will support the modernization of enterprise applications from .NET 6 to .NET 10 by developing, enhancing, and maintaining backend services, APIs, integrations, and data access components. Working within an Agile delivery squad, this role will collaborate closely with the Tech Lead, Full Stack Developer, QA Engineer, and SDET resources to deliver scalable, high-quality solutions that support Tivity's modernization objectives. The Backend Developer will contribute to application upgrades, technical implementation, troubleshooting, testing support, and production deployments throughout the project lifecycle.

Key Responsibilities

• Develop, maintain, and enhance backend services, APIs, and business logic supporting enterprise applications.
• Support modernization of applications from .NET 6 to .NET 10 while minimizing risk to existing functionality.
• Design and implement scalable solutions using C#, .NET, Entity Framework, and related backend technologies.
• Collaborate with full stack developers to support React and TypeScript application functionality.
• Participate in code reviews and contribute to development standards, best practices, and overall code quality.
• Support CI/CD initiatives, deployment activities, and release readiness efforts.
• Participate in Agile ceremonies including sprint planning, backlog refinement, daily standups, and sprint reviews.
• Create and maintain technical documentation including application designs, integration specifications, deployment procedures, and knowledge transfer materials.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: and Requirements

Requirements

• Bachelor's degree in Computer Science, Engineering, Information Systems, or a related field.
• 6+ years of experience developing enterprise applications using C# and .NET technologies.
• Strong experience with ASP.NET MVC, .NET Core/.NET, REST APIs, and backend application development.
• Experience supporting application upgrades, modernization efforts, or platform migrations.
• Experience with Entity Framework and relational database technologies.
• Experience working with AWS-hosted applications, cloud services, and modern deployment practices.
• Familiarity with Auth0, SAML, Identity Server, and authentication/authorization concepts.
• Understanding of CI/CD pipelines, source control, and modern software development practices.
• Experience working with Git, Jira, Confluence, and Agile/Scrum delivery teams.
• Strong troubleshooting, problem-solving, communication, and collaboration skills.
• Experience working within cross-functional teams alongside architects, developers, quality engineers, and business stakeholders
• Strong written and verbal English communication skills to collaborate effectively with cross-functional teams and U.S.-based stakeholders.