Technology Lead | Enterprise Security J2EE APIs | Java EE Security Standards: JCA, JCE, JAAS, JSSE, JGSS

Expedite Talent Solutions; Chicago (IL); On-site; USD 120,000 - 170,000; Full time

Job summary

Expedite Talent Solutions in Chicago is seeking a senior Java developer to design and run distributed microservices. You will implement secure APIs using JWT/OAuth2, craft scalable architectures, and collaborate with DevOps to deploy on Azure.

The role requires 10+ years of hands-on Java experience, strong cloud and IaC skills, and a proactive, team-oriented mindset. This is an office-based position in Chicago with standard corporate benefits.

Qualifications

• 10+ years of hands-on Java development experience with modern Java features.
• Strong knowledge of Java collections, concurrency, and design patterns.
• Proven experience designing and implementing microservices in cloud environments.
• Hands-on security: JWT/OAuth2 and Spring Security in production.

Responsibilities

• Design, develop, and maintain microservices using Java and Spring Boot.
• Implement secure APIs with JWT/OAuth2 authentication and authorization.
• Apply microservices design patterns to build resilient, scalable systems.
• Deploy and manage containerized services on Azure using AKS/ACA.
• Build and maintain CI/CD pipelines with GitHub Actions.
• Collaborate with architects and DevOps to deploy services on Azure.
• Write IaC using YAML/Terraform for provisioning and automation.
• Participate in code reviews and design discussions.
• Troubleshoot performance issues and optimize applications.
• Work in an Agile environment with cross-functional teams.

Skills

Core Java

Java Collections Framework

Functional Programming

Modern Java Features

Spring Boot

Microservices Architecture

Spring Security (JWT/OAuth2)

Microservices Design Patterns

CI/CD with GitHub Actions

Infrastructure as Code (YAML/Terraform

Cloud Fundamentals/Azure

Tools

AKS

Azure Container Apps

Terraform

GitHub Actions

Docker

Kubernetes

Job description

Description: Beeline ID: 122325-1

Candidate needs to Work From Office 3 Days / Week (Location: Chicago IL)

Number of Openings: 1

Duration of contract: 12 months

No of years' experience: 10+

Mandatory Skills: Microservices Design Patterns, Secure APIs using Spring Security with JWT/OAuth2. Azure using AKS and/or ACA

Good to Have Skills: Agile work experience

Work Location: Chicago

Notice Period: 2 Weeks

Client Interview / F2F Applicable: Yes

Background check process to be followed

• Before onboarding / After onboarding:
• BGV Agency:
• Before Onboarding
• Hello Verify
• BGV Package Details
• Specific BGV vendor name if client has mandated
• BGV Outcome needed Before or After Onboarding
• Drug Test Required
• (Yes/No)
• Type of Drug Test
• (5 PT,7PT etc.,)
• Pre-Onboarding
• Any approved NASCom vendor (Hello Verify)
• Before Onboarding
• No
• NA

Job Description:

Key Responsibilities

• Design, develop, and maintain microservices using Java (21 preferred) and Spring Boot
• Implement secure APIs using Spring Security with JWT/OAuth2-based authentication and authorization
• Apply microservices design patterns to build resilient, scalable, and maintainable systems
• Deploy and manage containerized services on Azure using AKS and/or ACA
• Build and maintain CI/CD pipelines using GitHub Actions
• Collaborate with architects and DevOps teams to deploy and manage services on cloud infrastructure (Azure preferred)
• Write Infrastructure as Code (IaC) using YAML/Terraform for provisioning and automation
• Participate in code reviews, design discussions, and ensure adherence to best coding practices
• Troubleshoot, debug, and optimize application performance
• Work in an Agile environment, collaborating closely with cross-functional teams

Required Skills

• Core Java: Strong fundamentals - OOP concepts, exception handling, multithreading
• Java Collections Framework: Deep understanding of List, Set, Map, and their implementations
• Functional Programming: Lambdas, Streams API, Optional, method references
• Modern Java Features (Java 17-21): Records, sealed classes, pattern matching, switch expressions, virtual threads (Project Loom)
• Spring Boot: Building REST APIs, dependency injection, Spring Data JPA
• Microservices Architecture: Service decomposition, inter-service communication, API Gateway, service discovery, circuit breaker patterns (e.g., Resilience4j)
• Spring Security: Implementing authentication/authorization using JWT and OAuth2
• Microservices Design Patterns: Saga, CQRS, API Gateway, Circuit Breaker, Event-Driven Architecture
• Cloud Fundamentals: Understanding of cloud computing basics; hands-on exposure to Azure preferred (AWS/GCP also considered)
• Cloud Services: Experience with Azure Kubernetes Service (AKS) and Azure Container Apps (ACA) for deploying and managing containerized microservices
• Infrastructure as Code: Working knowledge of YAML; Terraform preferred
• CI/CD: Hands-on knowledge of GitHub Actions for build, test, and deployment pipelines

Good to Have

• Relevant certifications (e.g., Azure certifications, Java/Spring certifications, or similar)
• Exposure to containerization (Docker/Kubernetes)
• Familiarity with messaging systems (Kafka, RabbitMQ)
• Experience with monitoring/observability tools (App Insights, ELK, Prometheus/Grafana)

Custom Fields:

• Name: Intake Call Completed
• Value: false
• Name: Intake Call Requested
• Value: false