Top Software Engineer Jobs in Sao Paulo

Designs and delivers complex backend services and shared platform components for identity, authentication, and access control. Owns projects from design through production, breaks initiatives into milestones, resolves technical challenges, identifies risks, mentors engineers, documents technical decisions, and collaborates across teams to align engineering work with product priorities.

Develop observability software for network automation, including discovery, reconciliation, monitoring, and fleet management. Build multi-tenant, event-driven services using Go, protobuf APIs, PostgreSQL, Redis, and RabbitMQ. Apply observability and instrumentation expertise with OpenTelemetry, networking knowledge, secure coding practices, and coding agents. Collaborate with product, platform, NetBox, and open-source communities while producing technical specifications and delivering reliable integrations.

Develop and maintain user-facing web applications using Next.js, optimize performance and scalability, implement responsive interfaces, and ensure UI/UX designs are technically feasible. Collaborate with backend developers and designers, write clean documented code, troubleshoot issues, and conduct performance testing. The role requires strong autonomy, communication, and effective remote collaboration.

Lead mobile quality engineering across native iOS and Android applications. Build and maintain automated tests across unit, service, integration, and end-to-end layers using Swift and Kotlin. Improve automation frameworks, integrate testing into CI/CD pipelines, reduce test flakiness and execution time, troubleshoot device-specific failures, and define quality metrics. Collaborate with mobile engineering, product, CI/CD, and other quality teams while applying AI and LLMs to testing and developer productivity.

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.

Develop, test, maintain, debug, and support software applications and platform components using .NET technologies. Collaborate within Agile teams with product owners, QA, support, and senior engineers to deliver reliable, maintainable solutions. Participate in sprint ceremonies, design discussions, code reviews, troubleshooting, root-cause analysis, and operational support. Apply secure coding, testing, CI/CD, performance, and modern engineering practices while increasing ownership and independence.

Develop scalable Java and Kotlin software for NinjaOne’s ticketing and billing products. Build reliable systems for ticket workflows, invoicing, quoting, accounting integrations, and endpoint-management connections. Responsibilities include implementing enterprise software, scaling data structures and services, applying object-oriented design, developing REST APIs, working with relational databases and Redis, and maintaining rigorous testing and quality standards.

Designs, develops, tests, deploys, documents, and supports laboratory interfaces and integrations. The role builds HL7 and JSON integrations, maintains SFTP connectivity, investigates errors, audits interfaces, coordinates with vendors, supports laboratory clients, and provides training. Candidates need experience with EMR/EHR or SaaS interfaces, HL7, laboratory operations, SFTP, ticketing systems, Jira, Confluence, and Microsoft Office.

Build and maintain scalable Java Spring Boot backend systems for a dental practice management SaaS platform. Own major feature releases and platform migrations, ensuring production stability, performance, security, and reliability. Collaborate with frontend, product, and AI teams; integrate AI capabilities; conduct code reviews; improve engineering efficiency; and mentor teammates. Use AI tools responsibly while retaining architectural and code-quality ownership.

Lead frontend feature releases and own production lifecycle for React and TypeScript domains. Build scalable, tested, high-performance AI-powered interfaces, integrate with a Java Spring Boot backend, and improve user experience and team efficiency. Participate in code reviews, estimate development work, monitor frontend health, and ensure stable, reliable software for dental practices.

Develop realistic backend coding challenges, including feature implementations and bug fixes, for AI training projects. Design deterministic verifiers, automated tests, and validation criteria; evaluate code for correctness, reliability, maintainability, performance, and security; identify edge cases and bottlenecks; and refine tasks based on project requirements. The role requires strong backend engineering, API development, debugging, optimization, code review, algorithms, and independent problem-solving skills.

Build and ship production software in client technology stacks, including APIs, services, data models, interfaces, automated tests, CI/CD, and failure handling. Use AI coding agents daily while reviewing all generated code. Work with relational and non-relational databases, third-party integrations, cloud deployments, infrastructure as code, and compliance requirements. Collaborate directly with clients in English and deliver maintainable, tested software end to end.

Leads software architecture and engineering strategy across a full-stack insurance platform. Owns complex technical decisions, scalable APIs, data pipelines, CI/CD, observability, security, and AI-powered underwriting initiatives. Mentors and develops engineers, partners with executive and business leaders, manages external data integrations, and supports SOC 2 compliance. Delivers reliable production features for quoting, policy management, broker workflows, and claims integrations.

Develop, customize, configure, and support Zoho CRM and related enterprise CRM solutions. Build Deluge and JavaScript automations, REST API integrations, workflows, dashboards, and custom functionality. Support data migrations, integrations, testing, deployments, troubleshooting, release management, and environment maintenance across multiple company implementations. Collaborate with architects, analysts, stakeholders, and cross-functional business teams to deliver scalable CRM solutions.

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 and scale primarily backend-focused full-stack applications for Chiri and its clients. Develop APIs, integrations, frontend experiences, AI-powered solutions, automations, and internal products using Python and TypeScript. Translate business requirements into scalable systems, participate in architecture and code reviews, optimize performance and reliability, and own features through deployment and support while collaborating with engineers, product stakeholders, and clients.

Build, launch, and maintain gameplay features for Driving Empire on Roblox. Responsibilities include writing performant Roblox Lua code, designing scalable systems, translating product requirements into technical tasks, collaborating with designers and artists, monitoring live features, improving reliability and workflows, participating in code reviews, and playtesting to improve player experience.

Build and deploy production-grade agentic AI and machine learning systems, including scalable backend services, data pipelines, RAG applications, and cloud infrastructure. Collaborate with ML engineers, data scientists, and clients to discover use cases, develop AI-powered products, optimize platform performance, and support deployments. The role also involves MLOps, model monitoring and versioning, automated testing, infrastructure management, research and development, and direct client engagement.

Build and operate production software for marketing campaigns, lifecycle journeys, re-engagement automation, audience management, and customer segmentation. Develop and test APIs, maintain data synchronization pipelines, improve targeting tools, review code, resolve production issues, and contribute to system reliability. Collaborate with Product, Design, and engineering teams while progressively taking ownership of larger components. The role involves full-stack development using C#/.NET, TypeScript/JavaScript, cloud microservices, relational databases, and observability tools.

Build and iterate full-stack systems powering AI agents, from user-facing experiences through orchestration and deployment. Research agent orchestration, prompting, and model alignment approaches; collaborate with Product, Design, and Engineering to improve usability; document findings, share technical learnings, and participate in reviews and technical discussions.

Build and iterate on full-stack systems powering autonomous AI agents, from user-facing experiences through orchestration and deployment. Research agent orchestration, prompting, and model alignment approaches; collaborate with Product, Design, and Engineering to improve usability for nontechnical users; document findings, share knowledge, and participate in reviews and technical discussions.

Build and operate critical identity services for account creation, management, permissions, and recovery. Architect scalable, resilient backend systems; optimize performance and infrastructure; develop products autonomously; and lead AI-assisted engineering practices. Collaborate with international engineering, UX, and product teams while owning projects from technical design through production operation.

Build and maintain scalable, high-quality full-stack applications for hotel customers worldwide. Collaborate with engineers, managers, and product leaders; write clean JavaScript code using modern front-end frameworks; contribute creative product ideas; mentor engineers; participate in code reviews; advise on technical decisions; and independently execute projects while maintaining strong operational excellence.

Leads end-to-end design and delivery of production conversational AI applications using Omilia. Coordinates developers, QA, and integration engineers; translates business requirements into agentic solutions; manages backlogs, quality, KPIs, escalations, and human handoffs; and advises clients and stakeholders on technical decisions, capabilities, risks, and improvements.

Build and architect Alpaca’s high-performance algorithmic trading platform. Responsibilities include writing backend and frontend code, designing distributed and highly available systems, optimizing low-latency and high-throughput performance, and developing scalable databases, messaging systems, concurrency controls, and service-oriented architectures. The role also involves making critical platform decisions and potentially contributing to order and risk management, trading systems, observability, cloud infrastructure, and financial ledger capabilities.