Top Tech Jobs & Startup Jobs in Rio de Janeiro

Build and operate a high-velocity CRO program: own the experiment lifecycle, run 12+ tests monthly, improve conversion and contribution margin, design offer and funnel architecture, integrate learnings with paid media, creative, design, and analytics, and document scalable playbooks and rollouts.

The Senior Software Engineer will design, code, test, and document software applications, working with various components and following software development best practices for quality and collaboration.

Lead design and implementation of large-scale, distributed Java backend systems using Spring Boot and microservices. Drive architecture, code quality, deployments, mentoring, and adoption of AI-assisted development tools. Work across the full SDLC and collaborate on technical decisions and documentation.

Contribute to developing a scalable VoIP platform, focusing on SIP systems, FreeSwitch integration, backend services, and collaboration with DevOps.

Manage the Jira support queue, ensure SLAs, triage and troubleshoot production issues, run simple DB queries, develop and maintain Python import/export scripts, perform root-cause analysis, and present findings to stakeholders.

Design, build, and support high-volume, low-latency payment processing systems for capital markets. Develop microservices, REST APIs, and event-driven integrations (Kafka/IBM MQ/JMS). Implement end-to-end payment workflows, reconciliation, exception handling, and production support while collaborating with operations and business stakeholders to deliver enhancements and modernization initiatives.

Design, build, and maintain modern React/TypeScript web applications, create reusable components, write unit tests, troubleshoot production issues, participate in code reviews, mentor teammates, and collaborate with stakeholders to deliver scalable, maintainable solutions aligned with architecture and engineering best practices.

Analyze and document end-to-end payment workflows, gather and translate business requirements, support payment transformation and ISO 20022 initiatives, investigate exceptions, collaborate with Operations/Treasury/Technology, and drive process improvements across capital markets payment and settlement operations.

Lead end-to-end development, deployment, and optimization of pharmacy refill and convenience programs. Manage cross-functional partners, project plans, SOPs, tools, analytics, and reporting to improve patient access, adherence, and operational outcomes. Translate data into actionable recommendations and present results to leadership and field stakeholders.

Serve as a client-facing senior consultant leading Workday Financial Aid implementations and related financials. Manage projects, perform intensive data analysis and reporting, create client-ready presentations, coach junior staff, align financial aid systems to institutional goals, and support compliance. Travel to client sites as needed.

This role involves overseeing implementations of Workday HCM solutions, providing strategic leadership, managing client engagements, and fostering team collaboration while ensuring project success.

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.

Develop and enhance backend features and services for a cybersecurity platform using Java, Spring Boot, and SQL, along with scripting for automation and tool builds.

Manage initiatives to enhance data product quality, tackle data integrity issues, and design QA methods while leveraging AI tools for effective analysis.

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.

The Sales Development Representative is responsible for outbound prospecting, qualifying leads, generating meetings, and building a pipeline in the retail sector. The role requires resilience, organization, and strategic prospecting to reach decision-makers and transition leads to Account Executives.

Own and scale backend payment services (authorization, capture, settlement, reconciliation, disputes) in Golang. Build fault-tolerant, idempotent money-movement flows, integrate with processors/gateways, operate within PCI DSS scope, monitor payment health, mentor engineers, and use LLM tools to accelerate engineering work.

Own and scale backend payment systems integrating with processors and gateways (authorization, settlement, reconciliation, disputes). Build idempotent, fault-tolerant money-movement flows in distributed cloud architectures, operate within PCI scope, instrument payment health, mentor engineers, and use LLM tools to accelerate design, coding, testing, and documentation.