Top Tech Jobs & Startup Jobs in Portugal

Lead end-to-end product design for a developer-focused verifiable data platform. Drive discovery, prototype and test solutions, design complex data-heavy workflows, build and maintain a scalable design system, and partner closely with product and engineering through implementation to raise the design bar.

Manual QA Engineer responsible for end-to-end manual testing of a SaaS cybersecurity product across UI, APIs, integrations and backend workflows. Analyze requirements, create and maintain test documentation in Zephyr, validate data via PostgreSQL queries, review automated test results, report bugs, and suggest product/documentation improvements while collaborating with PO/PM and dev teams.

Build and operate scalable MLOps pipelines, model serving, and inference architectures. Implement CI/CD, monitoring, A/B/canary deployments, feature stores, GPU autoscaling, and secure governance for production ML systems.

Design, build and deploy AI solutions (custom copilots, conversational agents, embedded AI) using Microsoft Copilot Studio and Azure AI Foundry. Integrate AI with Power Automate, Snowflake and enterprise systems, collaborate with stakeholders, operationalise models, monitor performance, and champion responsible AI practices.

Build and scale a blockchain data platform handling petabytes of on-chain data. Design and implement distributed systems, data ingestion/decoding pipelines, and performant SQL processing. Write production code (Kotlin, Go, Java, Rust), improve developer experience, automate operations (including AI-driven automation), and own platform components.

Design, build, and operate Zencoder's cloud and Kubernetes infrastructure to improve reliability, security, scalability, cost efficiency and developer tooling. Automate operations, enhance CI/CD and GitOps, operate data systems (OpenSearch/Postgres), improve observability and incident response, and prepare the platform for growth and AI workloads.

Lead global marketing strategy and commercial execution for Reverse Osmosis across industrial, municipal, desalination, and drinking water markets. Drive portfolio roadmap, innovation, channel architecture, go-to-market models, and cross-functional alignment. Manage global marketing teams, monitor commercial KPIs, and optimize pricing, margin, and pipeline to deliver sustainable growth.

Support lead generation and prospect research across European markets; generate outbound opportunities via email, LinkedIn, and calls; assist conference and account management activities; manage CRM, reporting and proposals; progress self-generated deals with coaching; learn enterprise and transactional sales approaches while sharing market feedback to improve product and commercial strategy.

The Process Excellence Lead will audit, document, and standardize operational processes across Recruitment, Operations, and Administration, focusing on improving efficiency, quality, and customer journeys.

Lead mobile QA for a Flutter app: build and run parallelized E2E tests, validate GraphQL contracts, integrate AI tools to auto-generate tests, monitor observability (Sentry, Firebase, GCP), triage issues, run exploratory and release testing across emulators, devices, TestFlight/Play Console and Shorebird OTA, and maintain CI/CD quality gates in Codemagic/GitLab CI.