Top Tech Jobs & Startup Jobs in Rio de Janeiro

Lead UAT and implementation QA for enterprise mortgage software: build UAT plans, translate requirements into test scenarios, coordinate offshore QA, manage defect triage and resolution, validate end-to-end workflows and integrations, communicate risks and go-live readiness, and support post-release validation and smoke testing.

Lead and manage multiple Valorx Wave customer implementations from onboarding through UAT and go-live. Coordinate cross-functional teams, run customer touchpoints, track milestones, identify risks, and ensure customers adopt Wave features. Act as trusted customer contact and escalate feedback to internal Product and Support teams.

Own and patch Chromium/Firefox C++ source to build an in-house stealth browser. Fix fingerprinting at the engine level (navigator, WebGL, canvas, fonts, Client Hints), eliminate CDP leaks, maintain per-OS fingerprint profiles, continuously rebase patches, build validation tooling, and debug detection issues to keep automation indistinguishable from real users.

Ship real open-source integrations and MCP servers to bring SearchApi to agent and automation frameworks. Create PRs, example apps, docs, and integration guides. Stay current with the agent ecosystem, pick high-leverage targets, and work independently to deliver production-ready integrations.

Produce reproducible technical benchmarks and long-form content by coding tests, running and tracking measurements over time, testing no-code/agent tools, improving docs, and publishing data-backed comparisons that rank and convert. Use AI to accelerate work but verify every claim and provide code and datasets for reproducibility.

The Senior Cloud Platform System Engineer will maintain infrastructure reliability using IaC, automate operations, and ensure production stability across regions while participating in incident response.

Own the Listings product domain: manage 60+ platform integrations, define vision and roadmap, run technical discovery, lead agile execution, drive data‑driven decisions, use AI to improve matching and automation, and collaborate globally to deliver scalable solutions.

Provide technical support for Cellebrite products, troubleshoot customer issues, collaborate with teams, and maintain high support standards.

The Senior Full Stack Developer will redesign CRM workflows, build backend logic with C#, customize front-end experiences, and integrate various systems to enhance user experience and operational efficiency.

As a Junior Software Engineer, you will collaborate with senior engineers to design and maintain backend systems, contribute to feature development, and learn new technologies.

The Technical Support Engineer resolves complex technical issues, engages with customers, manages cases, and ensures operational continuity while contributing to knowledge improvements.

The Procurement Coordinator manages purchasing activities, vendor sourcing, and supply chain logistics, ensuring timely delivery of parts and adherence to budgets.