Senior Full-Stack Engineer: Python/Django + AI Integrations

Upwork; Bogotá ciudad; Presencial; COP 279.520.000 - 403.752.000; Jornada completa

Descripción de la vacante

Upwork seeks a Senior Full-Stack Software Engineer to maintain, enhance, and modernize internal business applications supporting candidate and employee lifecycles.

The role centers on Python/Django with hands-on Java/Spring Boot and TypeScript/React, plus strong REST API integrations and AI-enabled features. Remote contract; LATAM candidates welcomed; CST time zone; ~40 hours weekly. End date: 31 March 2027.

Formación

• 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.

Responsabilidades

• 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.

Conocimientos

Python

Django

Java

Spring Boot

TypeScript

React

REST APIs

OAuth 2.0

JIRA

English communication

Herramientas

Workday

iCIMS

MCP servers

Descripción del empleo

Upwork seeks a Senior Full-Stack Software Engineer to maintain, enhance, and modernize internal business applications supporting candidate and employee lifecycles.

The role centers on Python/Django with hands-on Java/Spring Boot and TypeScript/React, plus strong REST API integrations and AI-enabled features. Remote contract; LATAM candidates welcomed; CST time zone; ~40 hours weekly. End date: 31 March 2027.