Senior Software Engineer (Java)

TechDigital Group; Plano (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

TechDigital Group in Plano, TX is seeking a Senior Java developer to design, build and test scalable backend applications while leading technical discussions and mentoring junior team members. The role requires 14+ years of IT experience, 6+ years with Java and Spring Boot (REST APIs, microservices), strong PostgreSQL expertise, and hands-on OAuth 2.0/OIDC authentication.

Certification: One AWS Certification (Developer or Associate).

Qualifications

• Must hold one AWS Certification (Developer or Associate)
• Overall 14+ years of IT Experience
• 6+ years building web applications with Java and Spring Boot (REST APIs, microservices architecture)
• Strong experience with PostgreSQL — schema design, query optimization, migrations
• Hands-on experience implementing SSO/OIDC/OAuth 2.0 authentication (Okta preferred)
• Experience building role-based access control (RBAC) systems
• Familiarity with API Gateway patterns, security headers, and OWASP security best practices
• Experience integrating with third-party APIs (e.g., Jira, SonarQube, or similar)

Skills

Java

Spring Boot

REST APIs

Microservices

AWS

OAuth 2.0

RBAC

API Gateway

OWASP

Jira/SonarQube integration

Tools

Jenkins

GitLab CI

Okta

Jira

SonarQube

Job description

Job Summary

A Senior Java developer designing, building and testing scalable backend applications while leading technical discussions and mentoring junior team members.

• One AWS Certification (Developer or Associate Mandatory)
• Overall 14+ years of IT Experience
• 6+ years building web applications with Java and Spring Boot (REST APIs, microservices architecture)
• Strong experience with PostgreSQL — schema design, query optimization, migrations
• Hands-on experience implementing SSO/OIDC/OAuth 2.0 authentication (Okta preferred)
• Experience building role-based access control (RBAC) systems
• Familiarity with API Gateway patterns, security headers, and OWASP security best practices
• Experience integrating with third-party APIs (e.g., Jira, SonarQube, or similar)

Preferred Skills

• Strong experience in AWS services (ECS, RDS, DynamoDB)
• Knowledge of CI/CD pipelines and tools like Jenkins or GitLab CI
• Good experience in Generative AI