6 days ago
Lisbon, PortugalMid Level / Senior
Responsibilities
- Define component boundaries, requirements, acceptance criteria, non-functional requirements, support expectations, and estimates with product, UX, business, architecture, and engineering partners.
- Design and implement accessible, responsive UI components with secure sessions and loading, error, empty, streaming, review, and approval states.
- Build APIs, services, background jobs, data models, queries, migrations, queues, events, and integrations using versioned contracts, validation, authorization, retries, and failure semantics.
- Integrate approved model inference, LLMs, embeddings, vector search, RAG, structured output, agent tools, BI, and workflow automation with human control and evaluation.
- Implement and use unit, integration, API, contract, UI, accessibility, performance, security, data, and AI-evaluation tests.
- Use cloud services, containers, CI/CD, infrastructure as code, feature flags, monitoring, rollback, and incident practices to release and operate software.
- Define and maintain indicators for availability, latency, errors, frontend behavior, database performance, data freshness, AI quality, user experience, operating cost, and support health.
- Apply identity, least privilege, OWASP, privacy, Responsible AI, accessibility, validation, traceability, and GxP controls; contribute reusable components and guide associate engineers.
Requirements
- Master’s degree and 4–6 years of Computer Science, IT, or related field experience; or bachelor’s degree and 6–8 years; or diploma and 9–10 years.
- Demonstrated ownership of at least one production frontend, backend, API, data, integration, automation, or AI-enabled component.
- Strong hands-on proficiency in JavaScript or TypeScript, at least one backend language such as Python, Java, C#, or Node.js, and SQL.
- Ability to design, build, release, monitor, diagnose, and maintain a defined production slice with limited guidance.
- Experience with full-stack product engineering, backend and distributed systems, APIs, data, testing, cloud and lifecycle reliability, security, Responsible AI, and GxP practices.
- Preferred experience includes Next.js, GraphQL, WebSocket, Kafka, durable workflows, stream processing, API gateways, graph or vector stores, scikit-learn, PyTorch, TensorFlow, Hugging Face, model-serving APIs, RAG evaluation, agent orchestration, AWS, Databricks, Kubernetes, OpenTelemetry, Prometheus, Grafana, Splunk, CloudWatch, feature management, or regulated environments.
- Strong analytical, troubleshooting, communication, collaboration, technical judgment, production follow-through, and junior-engineer guidance skills.
Benefits
- The role is based at Amgen’s Lisbon, Portugal office.
- Amgen provides reasonable accommodation for individuals with disabilities.
- The posting lists a salary range of 39 972,95 EUR to 54 081,05 EUR.
Tech Stack
Apache KafkaAWSC#DatabricksGrafanaGraphQLJavaJavaScriptKubernetesNext.jsNode.jsPrometheusPythonPyTorchscikit-learnSplunkSQLTensorFlowTypeScript
Categories
About Amgen
Amgen is a public biotechnology company that discovers, develops, manufactures, and sells biologic and biosimilar therapeutics for patients with serious diseases. Its portfolio and pipeline span oncology, cardiovascular disease, osteoporosis, inflammation, and rare diseases, marketed globally through direct sales and partnerships. Founded in 1980 and headquartered in Thousand Oaks, California (NASDAQ: AMGN), Amgen is a component of the Dow Jones Industrial Average and completed the acquisition of Horizon Therapeutics in 2023.