Lead Application Architect / Full-Stack Application Engineer

Responsibilities

- Design end-to-end application architecture, including front-end, backend, services, databases, and integrations.

- Define application domains, workflows, business rules, data models, and relationships.

- Design database schemas, persistence strategies, migrations, and data-access patterns.

- Build secure authentication and authorization models, including RBAC, permissions, roles, and access policies.

- Design APIs and service contracts for communication between application components and external systems.

- Establish patterns for validation, error handling, auditability, logging, and transactional integrity.

- Develop application services and backend logic using technologies such as Python, Java, C#, or Node.js.

- Partner with front-end developers to define how user interfaces interact with application services and permissions.

- Ensure applications meet enterprise requirements for security, scalability, reliability, and maintainability.

- Contribute to technical standards, architecture documentation, code reviews, and engineering best practices.

Qualifications

- 5+ years of experience designing and developing production applications.





- Strong understanding of application architecture, domain modeling, business logic, and service-oriented design.

- Hands-on experience designing relational databases, schemas, queries, and data access layers.

- Experience implementing authentication, authorization, RBAC, permissions, and security controls.

- Strong API design experience, including REST and event-driven integrations.

- Experience with cloud platforms, preferably AWS.

- Proficiency in one or more backend programming languages.

- Familiarity with contemporary front-end frameworks and the ability to define clear front-end/backend boundaries.

- Experience with testing, CI/CD, observability, and production operations.

- Strong communication skills and the ability to translate business needs into technical designs.

Preferred

- Experience building enterprise, healthcare, pharmaceutical, or other regulated applications.

- Familiarity with audit trails, data governance, privacy, and compliance requirements.

- Experience integrating GenAI or agentic capabilities into traditional application architectures.

- Knowledge of AWS services for application hosting, databases, identity, and APIs.

📌 Lead Application Architect, Full-Stack Application Engineer (Chennai)
🏢 CHRYSELYS
📍 Chennai