Top Software Engineer Jobs in Sao Paulo

Build and ship backend features end-to-end using Ruby on Rails and SQL. Lead complex technical projects, solve architecture challenges, establish standards, conduct meaningful code reviews, resolve high-risk bugs, document systems, collaborate across engineering teams, and mentor junior engineers.

Provides technical leadership on complex, high-impact engineering projects from design through launch. The role involves architecture, company-wide initiatives, engineering excellence, mentoring technical leaders, and establishing standards for scalable, reliable, secure, observable systems. The engineer will collaborate across teams, communicate complex technical topics, and apply customer-focused decision-making and A/B testing techniques.

Own and modernize a luxury travel company’s internal business systems, centered on Quickbase. Map data structures and workflows, build automations, integrations, dashboards, and internal tools, and apply AI to practical operational tasks. Maintain data integrity, security, auditability, and performance while collaborating with business stakeholders. The role requires strong database, API, programming, web development, automation, AI API, and independent remote-working skills, with significant overlap with Pacific Time.

Develop and modernize Delphi legacy applications while building full-stack web applications and backend services with Python/Django or C#/.NET. Create Zoho solutions using Deluge, workflows, APIs, webhooks, and integrations. Manage SQL Server data, optimize queries, maintain data integrity, and collaborate with product teams and business stakeholders. Apply testing, documentation, Git, and CI/CD practices in a fully remote contractor role.

Develop Java backend systems for financial benchmark calculation and pricing services. Build new features, implement business logic, analyze data, and support a 24/7 real-time distributed platform. Ensure reliable systems through testing, metrics, and alarms while collaborating with product and engineering teams. The role requires strong problem-solving, mathematical reasoning, attention to detail, and effective communication.

Develop and maintain scalable iOS applications using Swift, REST APIs, programmatic UI components, and a mobile monorepo. Responsibilities include prototyping, code reviews, coding standards, performance debugging, CI optimization, third-party API integration, refactoring, and unit/UI testing. The role involves collaborating in a fast-paced environment and improving application quality and scalability.

Design, deploy, and maintain high-throughput backend services for SMB customer acquisition. Build event-driven systems with Kafka, strengthen Salesforce, HubSpot, and Segment integrations, and improve observability, reliability, and scalability using Datadog and OpenTelemetry. Collaborate with Product, Marketing, Sales, and engineering teams, contribute to architecture and code reviews, mentor peers, and use AI-assisted tools to improve delivery and testing.

Design, build, and maintain crypto exchange, market-making, wallet, funding, tokenization, backend, and web application systems. Ensure software quality through testing and code reviews, troubleshoot incidents and bugs, and collaborate cross-functionally on scalable, low-latency, fault-tolerant financial infrastructure. On-call participation may be required for timely engineering initiatives.

Build full-stack interfaces and backend services for a manufacturing AI platform. Develop React and TypeScript visual components, AI interaction interfaces, and Golang/GraphQL APIs that let factory users customize product behavior. Collaborate with Product, Design, Data Science, and Engineering teams, while contributing to prototypes, hackathons, and research spikes. The role requires an AI-forward, experimental mindset and strong cross-functional communication.

Build and maintain Clara’s QA automation platform, including Playwright frameworks, backend APIs, fullstack internal tools, test reporting, CI/CD pipelines, and integrations. Develop reliable, reusable automation infrastructure, reduce test flakiness, support AI-assisted test generation, and collaborate with QA and product engineering teams on testability, code quality, documentation, and adoption.

Design and develop scalable backend services and APIs for a large SaaS platform. Collaborate with Product, Design, and QA from ideation through deployment, contribute to microservices architecture, write automated tests, conduct code reviews, monitor systems, improve reliability, and mentor teammates. The role emphasizes maintainable software, Agile development, effective communication, and continuous improvement.

Design, develop, test, operate, and scale Android applications at iFood. Responsibilities include defining coding standards, prototyping, code review, debugging app and CI performance issues, integrating third-party APIs, refactoring components, and developing components for a mobile monorepo. The role requires strong ownership, scalable application development experience, Java or Kotlin expertise, and native REST API integration using Retrofit.

Design, develop, test, and operate scalable Android applications. Responsibilities include creating prototypes, enforcing code quality, conducting reviews, debugging performance and CI issues, integrating third-party APIs, scaling components, refactoring systems, and developing components for a mobile monorepo. The role requires strong Java or Kotlin experience, native REST API integration using Retrofit, and the ability to work effectively in a fast-growing environment.

Build and operate backend systems for securities lending, short borrowing, clearing, settlement, and brokerage operations. Own projects from scoping through production, develop partner APIs and batch pipelines, improve system scalability and reliability, integrate with external partners, and participate in on-call support. The role requires strong distributed-systems fundamentals and interest in securities finance and market infrastructure.

Design and implement robust Rust and C++ services and libraries for trading, payments, and cryptocurrency systems. Build scalable, low-latency distributed systems, network services, and asynchronous applications supporting revenue-critical infrastructure. Collaborate with product and engineering teams, debug across the operating system, network, and application layers, and take end-to-end ownership of reliable, secure, and high-performance systems.

Design and guide scalable software architectures, lead technical decisions, establish engineering standards, and align systems with business goals. The role includes code reviews, mentoring engineers, troubleshooting complex design and performance issues, researching technologies, documenting architecture, and improving development processes. Candidates need strong software engineering, cloud, database, DevOps, system design, technical leadership, and AI automation experience.

Build and maintain backend and full-stack analytics products, including Apache Superset, notebooks, AI for Data Chat, and data-platform integrations. Contribute to Apache Superset open source development, release management, reliability, observability, testing, and architecture improvements. Collaborate with data-platform teams, product managers, open-source contributors, and users to deliver features, migrations, and rollout plans. Participate in lightweight on-call support.

Build AI-powered integrations, prototypes, and customer solutions using full-stack engineering, APIs, agentic architectures, and AI products. Work directly with customers to understand technical environments, identify product opportunities, implement integrations, and explain solutions to technical and non-technical stakeholders. The role requires autonomy, rapid prototyping, problem-solving, and product enablement across ambiguous, fast-moving environments.

Develop and maintain MCP tools and the MCP Toolbox for Databases; expand test coverage for agentic coding assistants; refactor and maintain test frameworks; convert technical posts into production-ready sample code and documentation; build real-world data applications (QueryData) to support product R&D and collaborate with cross-functional teams to accelerate agentic AI adoption.

Design, develop, and enhance Java backend applications and Quarkus microservices while contributing to Angular frontend solutions. Build resilient, event-driven systems using AWS services, implement observability, participate in architecture and code reviews, and improve engineering productivity with automation and AI-assisted tools. Collaborate with cross-functional teams in an Agile/Scrum environment.

Develop and maintain production Elixir applications, collaborate on product features, write tested and maintainable code, participate in reviews, investigate bugs, improve reliability and performance, and contribute to technical discussions. The role requires full-time availability for a six-month-plus contract in Latin America and effective English communication.

Design and build reliable, scalable backend APIs and microservices for large-scale SaaS products. Collaborate with Product, Design, and QA teams on end-to-end solutions, participate in roadmap and architecture discussions, and apply automated testing, code reviews, monitoring, and Agile practices. Assess feature impact, manage risks, improve maintainability, and contribute to high-quality systems that support studio partners and end users.

Build and scale reliable backend APIs and microservices for a large-scale SaaS platform. The role includes collaborating with Product, Design, and QA; applying automated testing, code reviews, monitoring, and Agile practices; contributing to architecture, roadmap planning, and design discussions; and designing maintainable systems using Java, Kotlin, Python, SQL, New Relic, and Kibana.

Develop and maintain Python features and services for a custom AI intelligence solution. Build async REST APIs, work with PostgreSQL and ORMs, write automated tests, and deliver small, well-tested increments. Collaborate with a senior engineer on architecture, support LLM and RAG components, communicate proactively with clients, and adapt to changing priorities. The role is fully remote for candidates in Brazil or Argentina.

Lead quality engineering for Airbnb’s platform by developing full-stack test automation across unit, service, integration, and end-to-end testing. Build and improve automation frameworks, integrate tests into CI/CD pipelines, troubleshoot defects, and collaborate with engineering, product, and QE teams. Apply AI and tooling to improve test coverage, quality signals, developer productivity, and release efficiency.