Top Software Engineer Jobs in Rio de Janeiro

Build and operate scalable backend services for high-volume shipping label purchases and refunds. Responsibilities include designing microservices, APIs, databases, CI/CD pipelines, automated testing, performance improvements, production deployments, incident response, and on-call support. Collaborate with business teams on requirements and product functionality, participate in reviews, and promote reliable, maintainable engineering practices. The role also requires consistent use and configuration of AI coding tools throughout the software development lifecycle.

As a Senior Front-End Software Engineer, you'll design and implement services, contributing to the architecture and product strategy in a fast-paced environment.

The Senior Back-End Software Engineer will design and implement a serverless platform, work closely with the product team, and own entire projects, driving innovation in telehealth.

As a Back-End Software Engineer, you'll design, implement, and scale a serverless telehealth platform using various technologies while working closely with the product team.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.

Design, develop, and maintain scalable backend systems for GenAI products. Collaborate with teams to enhance infrastructure and drive innovations.

The Software Engineer will design, develop, and maintain backend systems for GenAI applications, ensuring high performance and reliability while collaborating with cross-functional teams.

As a Software Engineer, you will build features, write maintainable Roblox Lua code, collaborate with teams, and enhance gameplay for millions of players.

Participate in all phases of the software development lifecycle using Agile. Translate business requirements into BRDs, design, develop, and maintain .NET applications, debug defects, execute unit/integration/system testing, collaborate cross-functionally, and produce technical documentation and test plans.

As a Senior Full-Stack C#/.NET Engineer, you will fork and set up existing applications, implement architectural adjustments, and ensure deployment in Azure. The role requires close collaboration with stakeholders and troubleshooting legacy code.

Designs, develops, and scales secure, production-grade Generative AI and Agentic AI applications. Responsibilities include building agent solutions, Python tooling, RAG pipelines, sandboxed execution environments, MCP integrations, observability, evaluation frameworks, human-in-the-loop workflows, prompt and model management, and cost optimization. Collaborates with data, analytics, platform engineering, and business teams to deliver reliable enterprise AI solutions.

The Software Engineer will design and maintain payment processing systems, mentor other engineers, and ensure security in client transactions within the crypto ecosystem.

Early-career engineer role building AI-driven features, prototypes, and production-quality systems using modern AI coding agents. Work closely with founders and senior engineers to iterate fast, direct and evaluate AI agents, and contribute to AI infrastructure and agentic development workflows.

Design, build, and scale full-stack applications with a backend focus. Build APIs, integrations, and user-facing frontends. Contribute to AI-powered features, system architecture, performance optimization, testing, and code reviews. Collaborate with product and client teams, own features end-to-end, and deliver measurable business outcomes in a remote environment.

Backend-focused full-stack engineer building scalable, data-driven applications, APIs, integrations, and data pipelines. Work includes cloud-hosted services, containerized deployments, frontend work with modern frameworks, and contributing to AI-powered features, architecture, and cross-team delivery.

Own and resolve production customer issues end-to-end: debug integrations, browser JS, agents and prompts, and database issues. Communicate directly with customers, build automation and runbooks to prevent recurrence, surface recurring patterns to Product, and raise team capability through tools and documentation.

Join an agile team building HealthTech applications: design and implement scalable microservices, integrate ML and third-party systems, conduct code reviews, author technical documentation, debug and optimize systems, and own services over time while maintaining high code quality and delivery standards.

Lead and contribute to full-stack engineering work building scalable, high-quality customer-facing e-commerce applications. Design, develop, test, and deploy production code, influence technical architecture, mentor engineers through reviews and pair programming, and collaborate with product and design to deliver impactful features.

Design and implement robust Rust services and libraries for trading, payments, and crypto consumer experiences. Build scalable, low-latency distributed systems, write efficient testable code, ensure security and reliability, debug across the stack, collaborate with product teams, own systems end-to-end, and mentor other engineers.

Build and maintain scalable, reliable software; own features end-to-end; participate in architecture, design, code reviews, and production monitoring; collaborate with product and design; adopt AI tools to improve productivity.

Design, build, and evolve a scalable aggregate system to accelerate query performance across cloud data platforms. Architect prediction and selection logic for high-value aggregates, analyze query workloads, and optimize placement strategies. Improve maintenance and scheduling for reliability and low overhead in large-scale environments; collaborate with query planning and platform teams.

Work embedded with strategic customers to design and implement end-to-end technical integrations using ElevenLabs' AI technologies. Own major projects, collaborate daily with customer engineering and executive teams, build scalable architectures, and solve complex technical problems to deliver high-impact solutions.

Build and operate AI-powered backend services and APIs for production LLM features. Own quality, latency, cost, observability, and reliability; ship experiments to production; review designs and collaborate across product, design, data science, and engineering.

Architect and develop scalable backend microservices for payments, disbursements, or governance, risk, and compliance systems. Build secure financial workflows, integrate Google Cloud services, manage infrastructure handling millions of daily requests, and collaborate across product, operations, and compliance teams. The role also includes mentoring engineers, improving platform capabilities through analytics and feedback, and implementing secure, high-performance distributed systems.

The Software Engineer II will design, develop, and install software solutions, enhancing financial processes using an accounting background, while ensuring compliance with coding standards.