Haystack
← Back to Jobs
Technology

Lead Java Software Engineer - No C2C

Purplejack Technologies LLCChicago, IL🇺🇸United StatesPosted 12 Aug 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description


? Lead the design and development of enterprise-scale REST APIs and microservices using Java 21+, Spring Boot, Apigee API Gateway, and AWS cloud services.
? Architect API-first solutions; define service contracts, payload schemas, and OpenAPI/Swagger specifications.
? Lead solution decomposition by breaking business requirements into technical designs, user stories, and implementation tasks.
? Guide engineers in developing secure service-to-service integrations using OAuth 2.0, JWT, and enterprise entitlement-based authorization models.
? Serve as the technical lead for complex initiatives, driving architecture decisions, design reviews, and code reviews.
? Collaborate with product owners, UI development teams, architects, and partner teams to ensure successful delivery of customer-focused solutions.
? Establish engineering best practices for reliability, scalability, observability, security, and maintainability.
? Drive quality engineering practices including automated testing, performance testing, load testing, and production readiness reviews.
? Lead troubleshooting and resolution of complex production issues.
? Create and maintain technical documentation, operational runbooks, and engineering standards.
? Drive end-to-end software ownership from design through deployment, monitoring, support, and continuous improvement.

Requirements

  • Java 17+/21+
  • Spring Boot
  • REST APIs & Microservices
  • Apigee / API Gateway
  • AWS & Azure
  • Elasticsearch
  • MySQL / SQL
  • JUnit & Mockito
  • Event-Driven Architecture
  • Kafka / AWS Kinesis / SQS / SNS
  • CI/CD ? Jenkins / Azure DevOps / GoCD
  • OAuth 2.0 & JWT
  • Agile/Scrum



  • Skills

    Microservices
    MySQL
    SQL
    Spring
    Spring Boot
    API Gateway
    AWS
    OAuth
    Scrum
    Agile
    Azure
    JUnit
    JWT
    Java
    Jenkins
    Kafka
    REST

    Similar jobs