Backend Software Engineer - SaaS Platform (Java/Python/Keycloak)
Location: Trichy
Backend Software Engineer - SaaS Platform (Java/Python/Keycloak)
About Modelon
Modelon is revolutionizing the engineering design industry by offering technologies and services that enable customers to leverage system simulation. Modelon’s flagship product, Modelon Impact, is a cloud system simulation platform that helps engineers virtually design, analyze, and simulate physical systems. Our team brings deep industry expertise and is dedicated to guiding our customers in creating innovative technologies at their respective organizations. Headquartered in Lund, Sweden, Modelon is a global company with offices in Germany, India, Japan, and the United States. We believe that system simulation should be accessible to every engineer and are dedicated to being an open-standard platform company.
About the role
Join our SaaS Platform team to build the core services behind the customer and user journey—identity/SSO, multi-tenancy (tenant prefs), licensing/entitlements, and admin workflows. You’ll primarily code in Java and Python (with occasional TypeScript), contribute at both service and component level, and operate what you build using Docker and modern DevOps practices.
Responsibilities
- Design, implement, and operate backend services and REST APIs.
- Integrate and manage identity & access (Keycloak/OIDC/OAuth2/SSO).
- Evolve multi-tenant data models, licensing/entitlement logic, and admin workflows.
- Write testable code with solid automated tests; own CI/CD and observability.
Required skills & experience
- ~3 years professional software development (backend focus).
- Strong in Java and/or Python; solid REST API design.
- Hands-on with OIDC/OAuth2/SSO; familiarity with Keycloak or similar.
- Understanding of asymmetric cryptography and related validation mechanisms (e.g., JWT/JWS).
- Comfortable with Docker, Linux, and DevOps practices.
- Clear communicator and collaborative team member.
Nice to have
- Kubernetes/Helm and cloud (Azure preferred).
- Identity systems: Keycloak, Microsoft Entra ID, AWS IAM; SCIM provisioning.
- Test automation tools and practices; agile teamwork (pairing, reviews).
- Experience with relational databases (e.g., Postgres/MySQL) and shell scripting.
Application and Contact Details
This position is based in Trichy, India. We are reviewing applications on a rolling basis, so apply as soon as possible. For more information and questions about this position, please contact Hariram Shanmuganathan, at [email protected].
Hariram Shanmuganathan
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