Senior Software Engineer (Java / AWS / Identity, Federation & SSO)
Job Overview
We are seeking an L4 Software Engineer to design, build, and operate scalable enterprise applications using Java, relations databases, and cloud services. This role is a senior individual contributor position with end-to-end ownership of critical services, including architecture, development, security, and production readiness.
The ideal candidate brings solid backend and cloud experience, a solid understanding of full-stack integration, and deep expertise in identity, federation, and Single Sign-On (SSO) using OAuth2/OpenID Connect and Azure AD B2C. You will collaborate closely with platform, security, and product teams to deliver secure, high-quality systems at enterprise scale.
Key Responsibilities
Architecture & Software Development
Own the design, development, and delivery of enterprise applications using Java (Spring Boot, Spring Security).
Lead technical design efforts, contribute to architectural decisions, and ensure solutions align with enterprise standards.
Build and maintain secure,



scalable RESTful APIs for internal and external consumers.
Design, implement, and optimize relational database data models, queries, and transactions.
Develop cloud-native solutions using services such as EC2, ECS/EKS, Lambda, RDS, S3, API Gateway.
Partner with DevOps and platform teams to support CI/CD pipelines, Infrastructure-as-Code, and automated deployments.
Design systems with a focus on performance, scalability, availability, observability, and cost efficiency.
Identity, Security, Federation & SSO
Design and implement OAuth2 and OpenID Connect authentication and authorization flows.
Implement Single Sign-On (SSO) and federated identity solutions.
Integrate enterprise and external identity providers, managing token flows, claims, scopes, and role-based access.
Apply secure coding practices, data protection standards, and cloud security best practices across all layers.
Quality, Reliability

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