Senior Software Engineer (Python/Go, Infrastructure)

Location - Hybrid

This is a hybrid role based out of our Gurugram, India office, 3 days in the office, 2 days remote.

About Us

Sauce Labs is the world’s largest full-lifecycle, test automation platform, and the company behind Selenium. Trusted by 80% of the world’s top ten largest financial institutions and over 300,000 enterprise users, Sauce Labs provides the only AI platform capable of turning business intent into autonomous testing and quality assurance. With a proprietary dataset of 8.7 billion test runs, Sauce Labs empowers the Fortune 2000 to bridge the gap between AI-driven code generation and enterprise-grade software quality. Learn more athttp://saucelabs.com.

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The Role:

As a Software Engineer in the Platform team, you will be responsible for maintaining and improving core architecture for applications developed in the company. Feature teams implement new ideas and improve existing ones based on the vision of the Product Team and feedback from our customers. Web Platform has high visibility and importance within the company as it’s job is to provide common foundations for those teams to build on, merge and deployment strategy, monitoring, and give technological guidance to developers throughout the company.

Responsibilities

• Design, build and operate backend services for authentication, authorisation and account management.
• Model multi-tenant account structures — organisations, teams, membership and roles — and keep the model correct as the product grows.
• Design and evolve public and internal APIs, including versioning and backward compatibility.
• Integrate enterprise identity: single sign-on over SAML and OIDC, and provisioning over SCIM.
• Build event-driven integrations over Kafka, including schema design and compatibility.
• Keep services available and fast on the request path, across several regions.
• Own what you build in production: metrics, tracing, alerting, and on-call for your own services.

Requirements

Languages and frameworks:

• Python 3.12+ — Expert
• Go 1.23+ — Intermediate
• FastAPI — Advanced
• Django and Django REST Framework — Advanced

Datastores:

• MongoDB — Intermediate — document modelling, indexing, schema migrations, and the trade-offs of denormalisation
• MySQL — Intermediate — schema migrations, transactions, reasoning about query cost
• Redis — basics
• LDAP / directory services — basics

Messaging and API contracts:

• Kafka — basics— consumer groups, partitioning and ordering, idempotent consumption, retries and dead-letter handling
• REST and OpenAPI — Intermediate

Identity and access:

• Multi-tenancy modelling — Advanced — organisations, teams, membership and roles; the difference between a hierarchy and a relation, and the consequences of each
• Token-based authentication, JWT — Advanced — issuing, validating, claims design, expiry and revocation
• OIDC — Advanced
• SAML — Advanced
• Session management — Advanced — where a session lives, how it is inspected and revoked
• Role-based and attribute-based access control — Advanced
• SCIM provisioning — Familiarity

Infrastructure and delivery:

• Docker — Intermediate
• Kubernetes — Advanced — deploying, inspecting and debugging a service
• Helm — Intermediate
• CI/CD pipelines (GitLab CI or equivalent) — Intermediate

Observability:

• OpenTelemetry and distributed tracing — Advanced
• Prometheus and PromQL — Advanced — diagnosing from metrics, not only reading dashboards
• Grafana — Advanced
• Log querying at scale — Advanced

Please note ourprivacy terms when applying for a job at Sauce Labs.

Sauce Labs is proud to be an Equal Opportunity employer and values diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender identity/expression/status, sexual orientation, age, marital status, veteran status or disability status.

Security responsibilities at Sauce

At Sauce, we will commit to supporting the health and safety of employees and properties, partnering with internal stakeholders to learn and act on ever-evolving security protocols and procedures. You’ll be expected to fully comply with all policies and procedures related to security at the department and org wide level and exercise a ‘security first’ approach to how we design, build & run our products and services.