Senior Python Backend Engineer

BriteCore; Brasília; On-site; BRL 314,465 - 471,698; Full time

Job summary

A leading technology firm is seeking a remote Python Developer to design and build production-grade AI agents. Candidates should have over 5 years of Python web development experience and solid background in SQL databases. Responsibilities include solving scalability challenges and shaping complex architecture. The company values diversity and offers a dynamic work environment, emphasizing communication and collaboration.

Qualifications

• 5+ years of experience in Python web development.
• 3+ years with SQL databases (MySQL, PostgreSQL).
• 3+ years of hands-on experience with Django.
• Daily use of AI coding tools.
• Excellent verbal and written communication skills.

Responsibilities

• Design production-grade AI agents for insurance workflows.
• Shape the architecture of complex platforms.
• Partner with product teams to launch secure features.
• Maintain unit tests using AI-assisted testing.
• Solve scalability and reliability challenges.

Skills

Python web development

SQL databases (MySQL, PostgreSQL)

SaaS product development

Django or another Python framework

APIs

Agentic AI coding tools

Frontend frameworks (Vue.js, React)

Docker for containerization

AWS

Verbal and written communication skills

Scaling startup experience

Education

Bachelor’s Degree in Computer Science or related field

Tools

Python

MySQL

AWS

Django

Docker

Job description

We're makers. In 2025, we set out to build something most teams only talk about. We embedded AI so deeply into our development workflows that we were over 10x more productive. Being on the bleeding edge isn't a strategy here. It's who we are.

We don't talk about the future of engineering. We're living it.

Logistics

This is a fully remote based role, however candidates must be located in Argentina or Brazil. This is a long-term Independent Contractor position.

Please submit your resume in English.

Our tools & stack

• Python, MySQL, AWS
• Claude, Codex, Cursor, Copilot, LangChain, LangGraph, LangFuse, OpenRouter, FastMCP

What you’ll do

• Design and ship production grade AI agents for insurance workflows where latency, observability and reliability are non-negotiable
• Shape the architecture of a platform complex enough to challenge even the best engineers
• Partner with product to ship secure, user friendly features that tackle complex models and calculations
• Own the creation and maintenance of unit tests, using AI assisted testing to increase coverage and reduce defect rates
• Solve performance, scalability, and reliability challenges that keep our systems running at peak efficiency
• Work with a team that gets genuinely excited about what they're building and can't wait to share it
• Actively track emerging AI tooling and bring concrete recommendations back to the team

What you’ll bring

• Bachelor’s Degree or higher in Computer Science or a related field
• 5+ years of experience in Python web development
• 3+ years with SQL databases (e.g., MySQL, PostgreSQL)
• 3+ years of SaaS product development, including cloud based solutions
• 3+ years of hands on experience with Django or another Python framework
• 2+ years of proven experience building and consuming APIs
• Daily, deliberate use of agentic AI coding tools such as: Claude, Cursor, Codex
• Proven ability to direct AI agents on multi file, long horizon tasks
• Hands on experience with frontend frameworks like Vue.js or React
• Professional experience working with Docker for containerization and AWS
• Excellent verbal and written communication skills
• 2+ years of experience working at a scaling startup
• Experience with spec driven development: using AI to generate tests, scaffolding or architecture from requirements
• Hands on experience building production AI agents or multi-step LLM pipelines using LangChain, LangGraph, or equivalent orchestration frameworks
• Proven use of Agent Teams in Claude Code, multi agent orchestration via Codex, or similar parallel agentic workflows

Life at BriteCore

We take pride in our dynamic, diverse team, unified by shared values of community, integrity, grit and impact. We love what we do and the people we do it with, which is why we welcome every individual, provide them with equal opportunity irrespective of their race, color, national origin, religion, age, gender identity, sexual orientation, veteran, disability or any other legally protected rights that one has.

Click here to learn more about our platform.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.