Sr. Full Stack Java Developer

ZealHire Inc.; Chandler (AZ); On-site; USD 120,000 - 180,000; Full time

Job summary

ZealHire Inc. seeks a senior full-stack software engineer in Chandler, AZ to lead backend services with Java/Spring Boot and API-first design, while also handling frontend work with React.js and TypeScript. You’ll integrate with GraphQL, REST APIs, and various databases (MongoDB, SQL Server).

Experience in AI integration is a plus. The role emphasizes cross-functional collaboration, scalable microservices, and data solutions across relational and NoSQL databases, with a 12-month engagement and

Qualifications

• 5+ years of Software Engineering experience or equivalent demonstrated via work, training, or education.
• Experience building enterprise applications across the full technology stack.
• Hands-on experience: React.js, TypeScript/JavaScript, Python, Java/Spring Boot, GraphQL, REST APIs, Microservices, MongoDB and relational databases.

Responsibilities

• Consult on complex initiatives with broad impact and large-scale planning for Software Engineering.
• Review and analyze large-scale software challenges requiring in-depth evaluation.
• Contribute to complex situations meeting deliverables with policy and compliance awareness.
• Collaborate with client personnel strategically.
• Design and implement scalable microservices and API-first architecture using GraphQL and REST.
• Design and manage data solutions with MongoDB, SQL Server, or other relational databases and integrate AI capabilities.

Skills

React.js

TypeScript / JavaScript

Python

Java / Spring Boot

GraphQL

REST APIs

Microservices Architecture

MongoDB

SQL Server

PostgreSQL / Oracle

Tools

GraphQL

REST APIs

MongoDB

SQL Server

Job description

12+ Years

He prioritized the requirements in this order:

• HANDS ON back-end experience with Java/Spring Boot and APIs
• Database experience with SQL or MongoDB (no preference, ideally both)

Stand outs:

Python, GraphQL, and generative AI integration, ideally they'd have 2 of these 3

Important distinction: This is not a pure Java developer, front-end developer, data engineer, or AI/ML engineer position. It is a full-stack software engineering role that combines modern web development, back-end services, database integration, and some AI application development.

Description/Comment: (Responsibilities)

• Consult on complex initiatives with broad impact and large-scale planning for Software Engineering.
• Review and analyze complex multi-faceted, larger scale or longer-term Software Engineering challenges that require in-depth evaluation of multiple factors including intangibles or unprecedented factors.
• Contribute to the resolution of complex and multi-faceted situations requiring solid understanding of the function, policies, procedures, and compliance requirements that meet deliverables.
• Strategically collaborate and consult with client personnel.
• Design and implement scalable microservices and API-first architecture using GraphQL and REST.
• Design and manage data solutions utilizing MongoDB, SQL Server, or other relational databases. Integrate AI and Generative AI capabilities into applications to improve productivity, automation, and business outcomes

Required Skills:

• 5+ years of Software Engineering experience, or equivalent demonstrated through one or a combination of the following: work or consulting experience, training, military experience, education.
• Strong experience building enterprise applications across the full technology stack.
• Hands-on expertise in combination of:
  • React.js
  • TypeScript / JavaScript
  • Python
  • Java / Spring Boot
  • GraphQL
  • REST APIs
  • Microservices Architecture
  • MongoDB
  • SQL Server, PostgreSQL, Oracle, or similar databases

Experience:

10-12 years

Duration:

12 months

40

Start Date:

Oct 14, 2026

Additional Work Locations

Irving, Texas 75061 Charlotte, North Carolina 28246

Chandler, Arizona, United States 85286 +2 more locations

Salary Range:

$000,000 - $000,000 Salary range is not shown on the candidate portal