Senior Software Engineer (MTS)
Confirmed on the employer's own hiring board on Oct 10, 2026. First seen by Alion on Oct 8, 2026. Clera scores B on the Alion truth index.
About the Role
Join the Engineering team to build applications and backend services that help researchers and domain experts create, review, and analyze research data. Your work will support core research workflows, from managing tasks and inspecting files to monitoring agent activity and comparing experiments.
What You'll Do
Build interfaces for creating tasks, reviewing files and video, inspecting agent actions, and comparing experimental results.
Design APIs and PostgreSQL data models for tasks, reviews, files, and experiments.
Connect applications to data pipelines and file storage, adding input validation, permission controls, and clear error handling.
Work with researchers and domain experts to improve workflows, investigate bugs, and maintain performance as datasets grow.
Test and debug software, incorporating user feedback into ongoing development.
What We're Looking For
At least 3 years of experience building and maintaining applications used by others.
Strong TypeScript and React skills, or Python experience with a backend framework such as FastAPI, and an interest in working across the stack.
Experience designing APIs and working with SQL and relational databases such as PostgreSQL.
A practical approach to testing, debugging, and collaborating with users and teammates.
Experience with annotation tools, research software, or interfaces for exploring large datasets is helpful.
Familiarity with AWS, object storage such as S3, background job processing, or frontend testing frameworks is a plus.
Compensation & Benefits
Competitive compensation with equity, health, dental, and vision coverage. Visa sponsorship and relocation support are available.
Location
This is an on-site role in Zürich, Switzerland.