Senior Backend Developer (Ai Product Focus)

Mappa; Cotia; Teletrabalho; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A fast-growing tech startup in Brazil is looking for a Senior Backend Developer to design and maintain scalable backend systems and collaborate closely with product teams. The ideal candidate has over 5 years of experience in backend development, strong proficiency in Python, and a passion for building impactful AI-driven products. This position offers the opportunity to work in a collaborative and dynamic environment focused on innovation.

Qualificações

• 5+ years of backend development experience, ideally in fast-paced startup environments.
• Strong proficiency in Python with frameworks like Django, Flask, or FastAPI.
• Solid understanding of system design and scalable architecture.

Responsabilidades

• Design, develop, and maintain scalable backend systems and APIs.
• Collaborate closely with product and engineering teams to define, design, and ship new features.
• Take full ownership of deliverables — from architecture to deployment.

Conhecimentos

Python

Backend development

AI-driven systems

System design

Debugging

Descrição da oferta de emprego

Job descriptionLocation : Remote

Seniority : Senior

Language : Advanced English (internal communication only)

Type : Full-time, exclusive (initially 3 months project with great possibility to be extended)

Rate :

Company is a fast-growing US startup currently in its seed round, building cutting-edge AI-powered products that simplify complex processes and deliver real impact.

The team moves fast, values initiative over bureaucracy, and thrives in an environment wherespeed, ownership, and innovationdrive every decision.

Here, every line of code directly shapes the product and the user experience.

It's a place for builders who care about the why as much as the how.

The Role

We're looking for aSenior Backend Developerwho's passionate about building products from the ground up, not just features.

Someone who loves thinking abouthow everything fits together , contributes to the full product lifecycle, and takes ownership of their work end to end.

This role focuses primarily on thebackend(preferably inPython ), but may occasionally supportfrontendcomponents, as expected in a dynamic, early-stage startup environment.

The ideal candidate is self-driven, proactive, and comfortable navigating ambiguity with a hands-on, problem-solving mindset.

Responsibilities

Design, develop, and maintain scalable backend systems and APIs.

Collaborate closely with product and engineering teams to define, design, and ship new features.

Contribute ideas to improve product performance, functionality, and user experience.

Take full ownership of deliverables — from architecture to deployment.

Work across the stack when needed, supporting frontend integration.

Participate in technical discussions, bringing both depth and perspective to product decisions.

Build and maintainAI agents or AI-driven features , ensuring reliability and continuous improvement.

What We're Looking For

5+ years of backend development experience , ideally in fast-paced startup environments.

Strong proficiency in Python(experience with frameworks like Django, Flask, or FastAPI).

Experience designing and maintainingAI agents or AI-driven systems .

Solid understanding of system design, debugging, and scalable architecture.

Strong sense of ownership and accountability for your work.

Advanced English communication skills (you'll interact daily with your teammates in English).

Collaborative mindset.

Open, curious, and comfortable in an agile, fast-changing environment.

Passion for building great products, not just writing code.

Nice to Have

Experience working across the stack (some familiarity with frontend technologies).

Previous experience in early-stage startups.

Familiarity with MLOps, cloud infrastructure (AWS, GCP, Azure), or data pipelines.

What We Offer

A chance to join ahigh-growth US startupshaping the future of AI-driven products.

A culture that valuesautonomy, creativity, and speed over process .

Collaborative, low-ego environment focused on building together.

Hiring Process

Technical Interview I– System Design

Technical Interview II– Debugging Exercise

Cultural Fit Interview