Senior Software Engineer

2 weeks ago

Lahore, Punjab, Pakistan Strategic Systems International Full time 1,200,000 - 3,600,000 per year

PURPOSE:

We are seeking a highly skilled Senior Software Engineer with 3–6 years of experience in designing and developing scalable microservices using Java and Spring Boot. The ideal candidate will have strong expertise in backend development, database management, and cloud-native deployments. This role also requires hands-on experience with Angular, containerization, CI/CD, and modern authentication frameworks. If you are passionate about building high-performance systems and mentoring junior engineers, we encourage you to apply.

KEY RESPONSIBILITIES:

  • Design, develop, and optimize Java-based microservices using Spring Boot.
  • Refactor and modernize existing codebases to improve performance and maintainability.
  • Implement new business-critical features and services.
  • Ensure database integrity across multiple PostgreSQL schemas.
  • Manage schema evolution with Flyway migrations.
  • Perform query optimization, entity modeling, and performance tuning (batch fetching, caching).
  • Implement and maintain integrations with RabbitMQ or similar brokers.
  • Work with healthcare-related standards (e.g., HL7) for data exchange.
  • Enhance API Gateway and authentication flows using Keycloak, OAuth2, and JWT.
  • Implement secure and scalable authorization mechanisms.
  • Collaborate with DevOps teams for containerized deployments (Docker, GitLab CI/CD, Kubernetes/GKE).
  • Adapt and optimize services for Google Cloud Platform (GCP), including Cloud SQL, Pub/Sub, Cloud Storage, and IAM.
  • Write clean, efficient, and testable code with unit and integration tests.
  • Participate in code reviews and contribute to architectural decisions.
  • Mentor mid-level and junior engineers, sharing best practices and guiding technical growth.
  • Work closely with cross-functional teams in an Agile environment.

QUALIFICATIONS, SKILLS, AND EXPERIENCE:

  • Bachelor's degree in Computer Science, Software Engineering, or related field.
  • 3–6 years of professional experience in software engineering.
  • Strong expertise in Java 11/17, Spring Boot, and Gradle.
  • Hands-on experience with Hibernate (JPA provider) and Spring Data JPA.
  • Proficiency in PostgreSQL (schemas, relationships, queries, tuning).
  • Experience with Flyway for database migrations.
  • Strong understanding of microservices architecture and distributed systems.
  • Hands-on experience with RabbitMQ (or similar messaging systems).
  • Authentication & authorization expertise with Keycloak, OAuth2, and JWT.
  • Proficiency with Angular (recent versions).
  • Working knowledge of Docker and CI/CD pipelines (GitLab preferred).
  • Practical experience deploying and running services in Google Cloud Platform (GKE, Cloud SQL, Pub/Sub, IAM).

Nice-to-Have:

  • Experience with HL7 or other healthcare domain standards.
  • Familiarity with Kubernetes and Helm.
  • Exposure to distributed tracing and observability tools (Prometheus, Grafana, ELK, GCP Monitoring/Logging).

A Culture of Belonging: At our core, we value diversity and inclusion. As an equal opportunity employer, we are dedicated to creating a workplace where every voice is heard, every person is respected, and everyone has the opportunity to succeed.

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