We are seeking a Senior Full-Stack Software Engineer to maintain, enhance, and modernize a portfolio of internal business applications supporting candidate and employee lifecycle processes. This role is primarily focused on Python/Django back-end development, with additional hands-on work in Java/Spring Boot and TypeScript/React. The engineer will also help strengthen enterprise system integrations and support the evolution of applications toward AI-enabled experiences, agent-based workflows, and secure integration with enterprise data.

Key Responsibilities - Maintain and improve production applications supporting candidate and employee lifecycle workflows.

- Develop and enhance back-end services using Python and Django.
- Develop and support Java and Spring Boot services where required.
- Build and maintain front-end functionality using TypeScript and React.
- Strengthen integrations with enterprise platforms through REST APIs.
- Integrate applications with LLMs, AI assistants, agents, or other generative AI capabilities.
- Implement and maintain secure authentication and authorization patterns.
- Troubleshoot application defects, identify root causes, and implement reliable fixes.
- Improve application scalability, security, maintainability, and user experience.
- Apply appropriate controls for sensitive data, access management, auditability, and AI-enabled application behavior.
- Maintain clear technical documentation and effective JIRA practices.
- Work independently and take ownership of assigned applications, features, integrations, and technical problems.
- Collaborate effectively with technical and business stakeholders.



Enterprise experience strongly preferred.

Qualifications Must-Have Skills - Strong hands-on experience with Python and Django.

- Hands-on experience with Java and Spring Boot.
- Strong hands-on experience with TypeScript and React.
- Strong testing, debugging, troubleshooting, and bug-resolution skills.
- Experience integrating applications with LLMs, AI assistants, agents, or other generative AI capabilities.
- Strong experience building or integrating REST APIs.
- Experience with modern authentication and authorization patterns, including OAuth 2.0, token management, scopes, and least-privilege access.
- Familiarity with AI security and governance concepts, including sensitive-data handling, auditability, guardrails, and user-context versus system-context access.
- Good JIRA practices.
- Strong technical documentation skills.
- Strong verbal and written English communication skills.
- Ability to work independently, demonstrate strong ownership, and operate as a self-starter. Nice-to-Have Skills - Experience with Workday and/or iCIMS.
- Experience integrating with Workday and/or iCIMS through APIs.
- Hands-on experience developing or supporting Model Context Protocol services or related MCP servers, tools, resources, or prompts.

Additional Information Required

Tools & Platforms - Python

- Django
- Java
- Spring Boot
- TypeScript
- React
- REST APIs
- OAuth 2.0
- JIRA Location, Time & Engagement - Remote contract engagement.
- Open to candidates in approved LATAM sourcing locations.
- CST time-zone coverage is required.
- Full-time allocation of approximately 40 hours per week.
- Current engagement end date is March 31, 2027.

📌 Senior Full-Stack Software Engineer – Python/Django & AI Integrations (Bogotá)
🏢 Upwork
📍 Bogotá