Top Remote Jobs in Fortaleza

Evaluates and compares AI chatbot responses using predefined criteria for accuracy, relevance, completeness, clarity, and quality. Documents findings, analyzes business requirements, maps processes, identifies response-quality issues, prepares reports, and collaborates with project teams. The role is a fully remote, full-time 16-week contract requiring five days per week, possible weekend work, and at least four hours of overlap with US Pacific Time.

Design and implement core blockchain node software in modern C++, including consensus, privacy-preserving cryptography, and high-performance P2P networking. Optimize transaction processing, enforce memory safety, maintain cross-platform CMake/Bazel builds, and conduct security-focused code reviews. Collaborate with cryptography researchers on zero-knowledge proofs, homomorphic encryption, MPC, and signature systems.

Develop, train, evaluate, and optimize ML solutions and data pipelines; translate business requirements into production-ready ML code; perform feature engineering, model selection, and evaluation; document work, participate in code reviews, and support testing and data issue resolution.

Generate outbound pipeline, qualified meetings, and sales-qualified opportunities. Meet or exceed monthly quotas, forecast performance, improve BDR systems and processes, and collaborate with account executives and sales and marketing teams to create new business opportunities.

Build polished, responsive front-end applications for Chiri Brain and client-specific AI solutions. Design user flows, prototypes, interfaces, reusable components, and design systems while integrating APIs, authentication, business data, agent workflows, and security controls. Work directly with customers and stakeholders to understand needs, rapidly prototype, gather feedback, and ship production-quality software. Help establish scalable front-end architecture and use AI-assisted development tools to accelerate delivery.

Produces quick-turn news videos and feature-content cutdowns for digital, YouTube, and social platforms. Responsibilities include monitoring and pitching news, researching, scripting, editing footage and motion graphics, verifying user-generated content, clearing third-party footage, and collaborating with newsroom reporters and editors. The role requires strong news judgment, business and economic news knowledge, technical video-editing skills, adherence to editorial and legal standards, and flexibility to work beyond standard hours.

Build AI-native B2C growth systems for worker acquisition, activation, retention, and re-engagement. Develop lifecycle automations, triggered campaigns, paid-channel integrations, job-posting workflows, AI agent systems, reporting, and experimentation. Use SQL, Looker, APIs, marketing platforms, and LLMs to automate decisions and personalize campaigns. Monitor marketplace health, activate playbooks, evaluate campaign performance, and convert manual marketing processes into scalable internal tools and workflows.

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.

Owns an enterprise sales territory and manages the full SaaS sales cycle from prospecting through close. Responsibilities include new business acquisition, account expansion, renewals, consultative discovery, executive relationship building, ROI-focused presentations, forecasting, CRM management, territory planning, and collaboration with Sales Engineering, Customer Success, Marketing, and Product teams. The role requires selling complex software solutions to large enterprise manufacturing customers and traveling up to 50%.

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.