Elastic
Senior Full Stack Software Developer - Observability
Portugal +1 · Senior · Full-time · Posted Oct 13, 2026
- Location
- Portugal
United States - Visa sponsorship
- Applicants located in or nationals of the listed sanctioned countries or regions may require an export license as a condition of employment.
About the job
Build and lead user-interface work for Elastic’s Fleet and Streams products, which manage Elastic Agent and log-data workflows.
What you'll do
- Design and implement UI components, integrate them with back-end services, and improve usability through testing and user feedback.
- Own complex projects end-to-end and lead architecture, system-design, coding standards, reviews, and quality practices.
- Collaborate with product managers, designers, and a distributed engineering team to deliver consistent, scalable user experiences.
What they ask for
- Production experience with full-stack JavaScript, preferably TypeScript, React, and Node.js.
- Track record of leading non-trivial projects end-to-end with design ownership and minimal guidance.
- Architecture and system-design judgment, including in large existing codebases.
- Experience using AI-assisted development tools.
Nice to have
- Experience with Reactflow.
- Elastic stack, observability, log/data-ingestion pipelines, Go, Kubernetes, cloud-native development, large data-rich UIs, streaming data, open source, or mentoring.
Pay
€55.800 — €88.300 EUR (base salary)
Tools
TypeScript, React, Node.js, Reactflow, GitHub, Slack, Go, Kubernetes
AI focus
Use AI-assisted development tools to build features faster, fix complex systems, and improve existing codebases.
Model-written summary · the original posting is authoritative