Top Software Engineer Jobs in Sao Paulo

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 maintain Airbnb's OpenSearch/Elasticsearch search platform and tooling to improve reliability, performance, and cost-efficiency. Develop upgrade tooling leveraging language models, enhance developer experience, collaborate across teams, mentor junior engineers, and contribute improvements back to the OpenSearch open-source community.

Design, build, and optimize high-performance AI infrastructure systems to support intelligent agents, ensuring reliability and scalability for millions of users.

As a Principal Software Engineer, you'll provide user support for software solutions, ensure quality service delivery, analyze problems, and assist users through various channels.

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

As a Senior Software Engineer, you'll enhance a learning platform using Python and React, mentor junior engineers, and collaborate across teams.

The Senior Software Engineer will design and deliver software applications, mentor team members, and work on scalable solutions using Golang and React, contributing to both internal and customer-focused projects.

Seeking a Senior Software Engineer to design, develop and deliver high-quality backend features, mentor teammates, and work across various teams to solve customer problems.

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.

The Senior Software Engineer at Coinme will design and develop software for managing customer funds, focusing on custody, liquidity, and transaction capabilities while working with a range of technologies in a microservice environment.

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.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

Lead and shape Rancher core product architecture and strategy, solve complex Kubernetes and cloud-native challenges, mentor engineers, drive technical direction, recruit talent, and contribute high-impact engineering solutions for scalability, security, and authentication.

Design and implement Alpaca's low-latency, high-throughput algo trading platform. Work across frontend and backend, databases, and distributed systems; optimize performance and concurrency; architect scalable, highly available services; and develop/extend OMS and RMS functionality for trading/exchange systems.

Senior full-stack engineer owning AI-first platform features across real-time voice, SMS, and web. Build STT/TTS pipelines, LLM agent orchestration, backend services/APIs, multi-tenant SaaS components, frontend PWAs in React, and platform tooling. Work directly with engineering leadership and contribute to open-source BridgeNode and VoxaCor product layers.

Design, build, and maintain scalable backend applications with Python and Django. Develop robust APIs, optimize database schemas, troubleshoot production issues, improve performance and reliability, support CI/CD and deployments, write well-tested code, participate in architecture discussions and code reviews, and collaborate with cross-functional teams.

The Lead Software Engineer will develop the EnCompass platform, drive architectural strategies, promote innovation, and work collaboratively within the engineering teams.

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.

As a Senior iOS Software Engineer, you'll enhance Airbnb's Quality Platform, focusing on AI-driven tooling, infrastructure development, and collaboration with product teams to ensure quality and performance.

Design, develop, test, and deploy scalable web applications; integrate automated testing, security, and CI/CD; work with cloud and IaC; lead code reviews; mentor juniors; improve performance and reliability in distributed microservices systems.

Design, build, and maintain low-latency real-time distributed backend systems. Lead Java development, integrate RESTful APIs, maintain legacy Python code, implement CI/CD and automated testing, operate on AWS with Docker/Kubernetes and SQL databases, mentor teammates, and drive system reliability and performance improvements.

Design and own the architecture and reliability of the Command|Alert alerting pipeline. Build high-fidelity correlation and detection logic across diverse telemetry, ensure end-to-end alert delivery and idempotency, mentor engineers, and enable LLM-driven investigation and alert generation while balancing short-term reliability and long-term scalability.

Design, build, ship, and maintain end-to-end product features across frontend, backend, and data layers. Own projects from definition through production, improve reliability and scalability, collaborate with product and design, mentor engineers, and engage with customers to solve real user problems.

Build foundational agent infrastructure for an AI assistant: orchestration, tool execution, context management, evaluation, and trust/permissions. Ship reliable, observable, and secure backend systems, launch agentic features, own core infrastructure, participate in on-call, and mentor others.

Design and build Alpaca's low-latency, high-throughput algo trading platform. Implement frontend and backend components, optimize performance, design distributed systems and data models, and develop/order and risk management systems for high availability.