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Servsys Corporation

Java Developer

On site

Los angeles, United states

Senior

Freelance

11-03-2026

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Skills

Python Java SQL NoSQL MySQL MongoDB PostgreSQL CI/CD DevOps Docker Kubernetes Version Control Scrum Databases git fast api angular Azure react AWS Django cloud platforms Agile Spring Hibernate GCP Flask Spring Boot Kafka Microservices

Job Specifications

Role: Sr. Java Developer with Python

Location: Pasadena, CA (3 Days/Week)—Only Locals.

Job Type: Contract

Client: ADP

Exp Level: 10 to 15 Years

Job Description:

Experience level: Senior level, 10 years of experience in Java Development with Python

Job Summary

We are seeking a skilled Java Developer with Python experience to design, develop, and maintain scalable backend systems and data-driven applications. The ideal candidate will have strong expertise in Java-based enterprise development along with hands-on experience in Python for automation, APIs, or data processing tasks.

Key Responsibilities

Design, develop, and maintain high-performance backend applications using Java (Spring Boot / Microservices).
Develop RESTful APIs and integrate third-party services.
Write efficient, reusable, and scalable code in both Java and Python.
Develop automation scripts and backend utilities using Python.
Work with relational and NoSQL databases (MySQL, PostgreSQL, MongoDB).
Implement unit testing and participate in code reviews.
Collaborate with frontend, DevOps, and QA teams.
Optimize application performance and troubleshoot production issues.
Participate in Agile/Scrum ceremonies and sprint planning.

Required Skills

Core Technical Skills
Strong proficiency in Java (8/11/17).
Experience with Spring Boot, Spring MVC, Hibernate/JPA.
Good knowledge of Python (Django/Flask/Fast API preferred).
Experience in REST API development.
Strong understanding of OOP concepts and design patterns.
Experience with SQL and database design.
Knowledge of Git version control.

Good to Have

Experience with cloud platforms (AWS/Azure/GCP).
Docker & Kubernetes knowledge.
CI/CD pipeline experience.
Messaging systems (Kafka/RabbitMQ).
Basic understanding of frontend technologies (React/Angular).

About the Company

Servsys Corporation. is a Cisco Premier Partner with Specializations in Cloud, Advanced Data Center, Enterprise Networks & Security Architectures. Servesys Offers IT Professional & Integration Services and Managed IT Services & Solutions. Servesys's IT Staffing & Augmentation services perfectly compliment its multiple business units. Servesys has been recognized by Inc Magazine as one of the fastest growing private companies in America 7 years in a row out of 10 years in Business with stupendous growth. Headquartered in Dal... Know more