Top Software Engineer Jobs in Sao Paulo

Leads and grows a six-person software engineering team while remaining hands-on. Owns customer-facing data APIs, analytics products, reporting datasets, production operations, observability, SLOs, and incident management. Partners with Product, Design, UX, and Data Engineering on platform migrations and backend modernization from Groovy and Scala to Kotlin. Drives team hiring, development, delivery, quality, and engineering culture while shaping AI-assisted analytics and data access for AI agents.

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.

Own and operate large-scale backend systems supporting network, SD-WAN, SASE, and security infrastructure. Build services, APIs, data pipelines, and automation primarily in Go and Python. Lead system design, incident response, post-mortems, reliability improvements, and greenfield development. Mentor engineers, guide technical decisions, improve engineering productivity, and collaborate across teams on complex platform initiatives.

Design and develop robust backend services and APIs for a large-scale SaaS platform. Partner with Product, Design, and QA from ideation through deployment, contribute to microservices architecture decisions, promote automated testing and monitoring, conduct code reviews, identify system risks, and mentor teammates while fostering collaboration and engineering excellence.

Develop and maintain high-quality C++ game code, including gameplay features and game systems. Architect performant, modular, and maintainable solutions; advise teams on technology choices; and collaborate with project managers to deliver player-facing features. Mentor junior engineers through paired programming and code reviews while contributing to a collaborative, mentorship-focused culture.

Maintain and troubleshoot a Java backend application while supporting database modernization from SQL Server to AWS Aurora. Develop and maintain AWS Infrastructure as Code using Pulumi and TypeScript, troubleshoot Kubernetes environments, resolve platform tickets, and create load-testing scripts. The role requires strong software engineering fundamentals, AWS and Kubernetes experience, IaC expertise, and a proactive problem-solving mindset.

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.

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

The Software Engineer II will develop features for financial services, maintain code quality, participate in code reviews, and collaborate with teams to enhance product functionality.

Build and maintain Latitude.sh's core API (Ruby on Rails with Go services) used by customers, SDKs, Terraform provider and internal systems. Design and implement REST APIs and webhooks, ensure SDK compatibility, and own service reliability. Collaborate with platform architects and senior backend engineers to deliver scalable, production-grade backend systems.

Develop and maintain scalable cloud-native transaction-processing applications for WEX’s fuel card platform. Responsibilities include Java development, Kafka event streaming, cache solution implementation, API development, code reviews, troubleshooting, monitoring, and collaboration within an agile engineering team.

Build and maintain data collection integrations and connectors to collect, process, normalize, and move large volumes of data. Integrate with REST/GraphQL/webhooks, implement authentication flows, handle pagination, rate limits, schema changes, and ensure reliability and scalability. Own integrations from design through production and collaborate with Product and Engineering.

Design and implement automation and CI/CD improvements to streamline the software development lifecycle. Identify bottlenecks in engineering workflows, optimize deployment processes, and enhance code review and release reliability across a multi-service platform. Collaborate with teams to deliver production-ready software and platform enablement initiatives.

Lead AI-assisted and agentic testing initiatives across engineering teams. Design automated and manual test strategies, MCP-based workflows, validation standards, regression systems, and machine-readable test cases. Evaluate testing technologies, analyze root causes, improve quality practices, and measure AI-driven outcomes. Collaborate with Product, Engineering, Platform, and MLOps teams while mentoring QA and engineering professionals and communicating quality risks and recommendations.

As a Senior Tech Generalist, you'll build and maintain end-to-end systems, improve scalability, and ensure reliable financial operations while mentoring others in a dynamic team environment.

Maintain and scale a self-hosted n8n enterprise automation platform: develop custom nodes and webhooks, design asynchronous workflows, manage production infrastructure, resolve system bottlenecks, and align technical solutions with business stakeholders.

You will design and maintain Python applications while implementing DevOps practices, managing cloud infrastructure, and mentoring junior engineers.

Develop and enhance backend features and services for a cybersecurity platform using Java, Spring Boot, and SQL, along with scripting for automation and tool builds.

Lead design, implementation, and maintenance of scalable backend systems and services. Improve performance, reliability, and deployments; operate production systems (incident response rotation); conduct code reviews; mentor engineers; collaborate with product, sales, and customers.

Develop and maintain shared platform components across UI, backend services, APIs, and shared services. Design, implement, test, and debug features; support production reliability and security; participate in code reviews and collaborate with QA and product teams; support customer escalations related to platform functionality.

Design, build, ship, and own high-scale, user-facing product features across frontend, backend, and data systems. Define problems, scope and prioritize work, collaborate with Product, monitor production usage, debug incidents, improve reliability, review code, and mentor engineers. The role requires strong backend expertise alongside React proficiency and ownership from product discovery through long-term maintenance.

Build and ship production AI agents that help mobile app developers manage subscriptions and paywalls. Own agent orchestration, tool execution, context management, evaluation, observability, permissions, and human-in-the-loop controls. Develop reliable, secure, user-facing backend systems, scope projects independently, monitor adoption, improve features after launch, participate in architecture and incident response, and mentor engineers.

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.

The Software Engineer II is responsible for solving problems, developing new features, collaborating with teams, mentoring, and ensuring quality in scalable solutions.