Quantum World Technologies Inc.
Java Microservice Lead Developer
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Java Microservice Lead Developer with 10 years of experience, focusing on e-commerce and retail. It is a hybrid position in Springfield, MO, requiring strong skills in Java, Spring Boot, Microservices, PostgreSQL, and Redis.
🌎 - Country
United States
💱 - Currency
$ USD
-
💰 - Day rate
Unknown
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🗓️ - Date
November 7, 2025
🕒 - Duration
Unknown
-
🏝️ - Location
Hybrid
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📄 - Contract
Unknown
-
🔒 - Security
Unknown
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📍 - Location detailed
Springfield, MO
-
🧠 - Skills detailed
#Code Reviews #API (Application Programming Interface) #GIT #Microservices #Spring Boot #Version Control #Database Design #Docker #Security #Scripting #Agile #Java #Scala #Maven #PostgreSQL #Redis
Role description
Java Microservice Lead Developer
Springfield, MO (Onsite – Hybrid)
E-commerce and Retail domain experience is mandatory
10 Years’ Experience
Need only Locals
Job Description :
Key Responsibilities
• Design develop and maintain scalable backend services using Java, Spring Boot and Microservices
• Lead technical discussions code reviews and mentor junior developers
• Collaborate with frontend teams and architects to integrate RESTful APIs
• Optimize application performance and ensure high availability
• Implement caching strategies using Redis and manage relational data with PostgreSQL
• Participate in Agile ceremonies and contribute to sprint planning and estimations
• Ensure secure and efficient API communication across services
• Troubleshoot production issues and provide timely resolutions
Required Skills
• Strong proficiency in Java 8 Spring Boot and RESTful API development
• Experience with Microservices architecture containerization Docker and CICD pipelines
• Solid understanding of PostgreSQL database design and query optimization
• Handson experience with Redis Cache for performance tuning
• Familiarity with Nodejs for backend scripting or microservice development
• Knowledge of API security protocols OAuth2 JWT
• Experience with version control systems Git and build tools Maven Gradle
Java Microservice Lead Developer
Springfield, MO (Onsite – Hybrid)
E-commerce and Retail domain experience is mandatory
10 Years’ Experience
Need only Locals
Job Description :
Key Responsibilities
• Design develop and maintain scalable backend services using Java, Spring Boot and Microservices
• Lead technical discussions code reviews and mentor junior developers
• Collaborate with frontend teams and architects to integrate RESTful APIs
• Optimize application performance and ensure high availability
• Implement caching strategies using Redis and manage relational data with PostgreSQL
• Participate in Agile ceremonies and contribute to sprint planning and estimations
• Ensure secure and efficient API communication across services
• Troubleshoot production issues and provide timely resolutions
Required Skills
• Strong proficiency in Java 8 Spring Boot and RESTful API development
• Experience with Microservices architecture containerization Docker and CICD pipelines
• Solid understanding of PostgreSQL database design and query optimization
• Handson experience with Redis Cache for performance tuning
• Familiarity with Nodejs for backend scripting or microservice development
• Knowledge of API security protocols OAuth2 JWT
• Experience with version control systems Git and build tools Maven Gradle
