Top Software Engineer Jobs in Sao Paulo

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.

Build and own customer-facing and back-office software across web, mobile, APIs, data engineering, and DevOps. Develop JavaScript frontends and Java backends, deploy scalable applications on AWS, establish engineering best practices, adopt AI-assisted development tools, mentor junior engineers, and collaborate cross-functionally on high-impact initiatives.

Design and implement reliable, high-performance Rust services and libraries powering trading, payments, and crypto products. Build scalable distributed systems, network services, and asynchronous applications for revenue-critical, low-latency environments. Debug issues across the operating system, network, and application layers; collaborate with product teams; own systems end to end; and mentor engineers while contributing to technical culture.

Own end-to-end onboarding features: design and build backend services for KYB/KYC, document collection, verification orchestration, and account activation. Implement frontend UI to reduce friction, integrate third-party identity providers, collaborate with Product/Risk/Compliance, apply AI tools to automate workflows, and elevate team quality through code reviews and pairing.

As a Staff Fullstack Software Engineer, lead technical strategy, system evolution, operational excellence, and mentor teams while promoting wellbeing at work.

Join Aleph's engineering team to develop the Core Product, focusing on user-facing features for financial data insights. Collaborate with leadership, design robust software components, and contribute to system architecture in a fast-paced, remote environment.

Design, build, test, and maintain scalable software applications and services. Collaborate with cross-functional teams, write clean maintainable code, integrate APIs and databases, troubleshoot performance, participate in code reviews, and support deployment and documentation across the full software lifecycle.

Design and scale backend systems, APIs, and services for Nango’s open-source developer infrastructure platform. Build APIs, SDKs, UIs, and runtime systems, optimize performance and reliability, solve integration challenges with customers, shape the roadmap, and maintain the open-source repository. The role requires strong ownership, product thinking, developer empathy, communication, and autonomy in a remote-first startup environment.

Develop and maintain scalable Ruby on Rails applications and backend services using microservices, AWS, and Azure PaaS. Design architectures, interpret requirements, test across environments, optimize performance, and maintain existing systems. Mentor engineers, support team development, participate in hiring, document solutions, and collaborate with product, design, and frontend teams to deliver reliable software.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

The Unity Software Engineer at Fanatee develops and maintains game code, collaborates with teams, and solves complex problems daily.

Design and implement robotic software solutions using ROS/ROS2, C++17 and Python. Work on navigation, localization, fleet management, mission planning, control, simulation, testing, and contribute to open-source projects while mentoring peers.

As a Staff Software Engineer, you will lead software architecture development, mentor engineers, ensure code quality, and drive process improvements.

As a Senior Software Engineer at Flex, you will lead back-end development for financial products, mentor engineers, and drive architecture design while focusing on scalability and data integrity.

Design, build, and operate AI-powered backend services and APIs for production LLM features. Ensure reliability, low latency, cost efficiency, observability, and event-driven architectures; review designs and help move experiments to production.

The Senior Software Engineer will design and optimize systems for financial reporting and automation, mentor teammates, and collaborate with cross-functional teams to develop robust software solutions, leveraging accounting experience.

Build and maintain scalable full-stack web application features and distributed microservices. Own complex features from technical design through production deployment, improve the web application’s technical strategy, support performance and reliability, participate in on-call rotations, troubleshoot incidents, and maintain high service levels. Collaborate with product, infrastructure, design, and API teams while mentoring engineers and improving CI/CD, containerization, and observability.

The role involves building AI conversational experiences for enterprise clients, collaborating with teams, and enhancing customer experience through AI solutions.

Build, evolve, and maintain large-scale Ruby-based backend payment services (accounts, wallets, balances, authorization, card lifecycle). Design, test, deploy, monitor production systems, improve reliability and performance, drive architecture, lead end-to-end projects, mentor engineers, and collaborate with product and cross-functional teams across distributed locations.

As a Staff Software Engineer, you'll design and deliver a core data platform, focusing on architecture, pipeline components, and AI integration. This hands-on role emphasizes creating production code and establishing technical standards within a small team.

Own end-to-end architecture and roadmap for a network monitoring product: API and UI, topology and dependency modeling, discovery/onboarding, alert history screens, data contracts with telemetry/classification services, performance-focused topology visualizations, cross-team technical leadership, and mentoring.

Build and scale the internal developer platform: create tools, services and automation (CI/CD, canaries, feature flags, access workflows) using IaC (Pulumi/Python) and Kubernetes to enable safe, fast shipping. Drive platform initiatives, mentor teams, lead AI tool adoption for engineering, participate in on-call and design/code reviews, and ship major improvements across the organization.

Own and evolve the security product end-to-end: API, UI, data contracts, and ingestion. Integrate telemetry from diverse sources, shape enriched entities and alerts, drive architecture and standards, mentor engineers, and operate autonomously to deliver production-grade, scalable security features.

The Senior Software Engineer will design and develop full-stack applications using React, Node.js, and TypeScript, collaborate with cross-functional teams, optimize applications, and mentor junior developers.