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React Query Jobs in Andover, MA (NOW HIRING)

Judge Group, Inc.

Senior AWS Developer

Quincy, MA · On-site

$54 - $64/hr

Modern React patterns: * Hooks * Context * Functional Components * JavaScript ES6+ * HTML5 * CSS3 ... Query writing * Performance tuning * Connection pooling * Security best practices Integration ...

Owl Labs

Senior Full Stack Engineer

Cambridge, MA · On-site +1

$120K - $160K/yr

Build and ship customer-facing features across the Owl Labs customer portal -- a React + Vite SPA ... Model and query data across PostgreSQL and DynamoDB, choosing the right store for the job and ...

UKG Careers

Sr. Staff Software Engineer

Lowell, MA · On-site

... JPA, React, JavaScript, HTML5, CSS3, REST APIs, Microservices, SQL, and MVC architecture. Strong SQL experience, including Stored Procedures, Functions, Triggers, Views, and query optimization.

Cyma Systems Inc

AWS developer - W2

Quincy, MA · On-site

... hands-on React development experience Experience with modern React patterns (hooks, context ... Relational database design and optimization Moderate to complex query writing and performance ...

UKG, Inc.

Sr. Staff Software Engineer

Lowell, MA · On-site

... React, JavaScript, HTML5, CSS3, REST APIs, Microservices, SQL, and MVC architecture. • Strong SQL experience, including Stored Procedures, Functions, Triggers, Views, and query optimization. • ...

Foundation Medicine

Software Engineer II

Boston, MA · Hybrid

$114K - $140K/yr

React, or similar UI framework * AWS or similar cloud computing platform * Unit and Integration ... SQL and query tuning * Knowledgeable about Unix or Unix-like operating systems * Enterprise ...

Kelmar

Senior Full-Stack Developer

Wakefield, MA · On-site

Experience with relational databases (MySQL preferred), including schema design, query optimization ... Familiarity with other front-end frameworks like React, Vue, or similar * AWS certifications ...

Worky

Clinical Imaging Platform Engineer

Boston, MA · On-site

$140 - $180/hr

Stack: React, TypeScript, Vite, Cornerstone3D, VTK.js, Jotai, TanStack Query, Tailwind, Playwright · Python, FastAPI, pytest · AWS (DynamoDB, S3 byte-range, Cognito, SQS, ECS, Lambda) plus ...

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All JobsReact Query JobsReact Query Jobs in Andover, MA

React Query information

See Andover, MA salary details

$100.8K

$136.7K

$212.2K

How much do react query jobs pay per year?

As of Aug 20, 2026, the average yearly pay for react query in Andover, MA is $136,736.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,900.00 and $169,700.00 per year, depending on experience, location, and employer.

What is React Query?

React Query is a powerful data-fetching and state management library for React applications. It simplifies the process of fetching, caching, synchronizing, and updating server data in your UI, eliminating the need for complex state management solutions or manual data handling. By handling background updates, caching, and stale data, React Query helps developers build fast and responsive applications with less boilerplate code. It works seamlessly with REST, GraphQL, and other data sources, making it a versatile choice for modern web development.

What are some common challenges developers face when integrating React Query into an existing React application?

One common challenge developers encounter is adapting existing state management patterns to leverage React Query’s data-fetching and caching mechanisms effectively. Transitioning from traditional global state solutions like Redux or Context to React Query often requires rethinking how server state and client state are separated and managed. Additionally, ensuring proper cache invalidation and understanding query keys can be tricky at first, but mastering these concepts is essential for optimal application performance. Collaborating with teammates to establish best practices for query structure and error handling helps streamline the adoption process.

What are the key skills and qualifications needed to thrive as a React Query developer, and why are they important?

To thrive as a React Query Developer, you need a solid understanding of JavaScript, React, and asynchronous data fetching patterns, along with experience in frontend development. Proficiency with React Query itself, familiarity with RESTful APIs, GraphQL, and tools like Axios or Fetch are typically required. Strong problem-solving skills, attention to detail, and effective communication set top candidates apart in this role. Mastery of these skills ensures efficient data management, optimal user experiences, and smooth integration of complex data-driven features in modern web applications.

What is the difference between React Query vs React Developer?

AspectReact Query
Required SkillsData fetching, caching, server state management, React hooks
Work EnvironmentFrontend development, UI/UX focus, JavaScript/React projects
Industry UsageWeb applications, SaaS platforms, e-commerce sites

React Query is a library for managing server state in React applications, focusing on data fetching and caching. A React Developer builds entire user interfaces, often using React Query as a tool within their skill set. While React Developers need broader knowledge of React, JavaScript, and UI design, React Query specialists focus on efficient data management within React apps. Both roles often overlap in web development teams, but React Query is a specific library skill, whereas React Developer is a broader role.

What job categories do people searching React Query jobs in Andover, MA look for?

The top searched job categories for React Query jobs in Andover, MA are:

What cities near Andover, MA are hiring for React Query jobs?

Cities near Andover, MA with the most React Query job openings:

React Query jobs near you
Infographic showing various React Query job openings in Andover, MA as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 12% Part Time, and 6% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $136,736 per year, or $65.7 per hour.

Senior AWS Developer

Judge Group, Inc.

Quincy, MA • On-site

$54 - $64/hr

Other

Medical

Posted 29 days ago

Job description

Location: Quincy, MA Salary: $54.00 USD Hourly - $64.00 USD Hourly Description:
IT Senior AWS Developer
Location: Quincy, MA
Duration: 1+ Years
Position Overview
The Massachusetts Executive Office of Health and Human Services (EOHHS) is seeking to hire a motivated IT Senior AWS Developer to join its Medicaid Systems Development (MSD) team supporting MassHealth Applications.
MassHealth applications provide critical support for access to healthcare services for vulnerable populations throughout Massachusetts.
The Sr. AWS Developer's primary role is to support the design and development of a serverless application that enables providers to submit online forms and seamlessly transmit files to a document management system. The solution captures and stores metadata during upload sessions in a PostgreSQL RDS database for audit and compliance purposes.
This position is anticipated to be a minimum six-month engagement with the possibility of extension.
Organization Overview
The Massachusetts Executive Office of Health and Human Services (EOHHS) is the largest secretariat in Massachusetts state government, comprised of 16 agencies with over 23,000 employees statewide.
EOHHS services directly touch the lives of more than one in four residents in the Commonwealth, including:
  • Children
  • Youth
  • Adults
  • Elders
  • Individuals with disabilities
  • Veterans
  • Low-income families

Services provided include:
  • Medical and behavioral healthcare
  • Substance misuse treatment
  • Long-term services and support
  • Nutritional and financial benefits
  • Employment support
  • Housing assistance
  • Supportive services
  • Child welfare services
  • Services for developmentally disabled individuals
  • Mental health support
  • Services for blind, deaf, or hard-of-hearing individuals

Responsibilities
  • Responsible for the analysis, design, coding, debugging, testing, and documentation in the development and maintenance of critical applications.
  • Accountable for full systems development life cycle including:
    • System architecture documents
    • Technical design documents
    • Release management guides
    • Deployment plans
    • Other technical artifacts
  • Prepare SQL scripts for modifying and maintaining data.
  • Write optimized queries and views for integration with other applications.
  • Document and maintain code using change control software.
  • Support cross-functional projects and integrated business solutions to enhance stakeholder capabilities and efficiencies.
  • Work with cross-functional teams to manage projects, create statements of work, and communicate progress on goals to both technical and non-technical groups.
  • Adhere to established policies and procedures.

Required Skills
AWS Cloud Platform (Essential)
  • 5+ years of hands-on AWS experience including:
    • Building
    • Deploying
    • Troubleshooting
    • Configuration

AWS Serverless Development (3+ Years)
Experience with:
  • AWS Lambda (Python runtime)
  • AWS Step Functions
  • API Gateway (REST/HTTP APIs)
  • Amazon Cognito
  • CloudFormation
  • Terraform
  • AWS CDK
  • Amazon S3
  • Amazon CloudWatch

Front-End Development
  • 3+ years of React development experience
  • Modern React patterns:
    • Hooks
    • Context
    • Functional Components
  • JavaScript ES6+
  • HTML5
  • CSS3
  • Redux or Context API
  • Responsive design
  • Accessibility standards (WCAG 2.1)

Backend & Database
  • 4+ years of Python development experience
  • 3+ years of PostgreSQL RDS experience

Including:
  • Relational database design
  • Database optimization
  • Query writing
  • Performance tuning
  • Connection pooling
  • Security best practices

Integration & Document Processing
  • SOAP web services integration
  • REST web services integration
  • Document processing and conversion libraries
  • File upload handling and validation
  • Binary data processing
  • Encoding techniques

Additional Technical Qualifications
DevOps & Architecture
  • GitHub Actions CI/CD pipelines
  • Security best practices for serverless applications
  • OpenAPI / Swagger
  • Docker
  • Containerization concepts
  • Microservices architecture patterns

Enterprise Integration
  • CMIS (Content Management Interoperability Services) - highly preferred
  • Enterprise document management systems
  • SOAP/XML web services
  • MTOM attachments
  • Metadata schemas
  • Content type management

Development Practices
  • Git version control
  • Branching strategies
  • Test-Driven Development (TDD)
  • Automated testing frameworks
  • Agile/Scrum methodologies
  • Code reviews
  • Technical documentation best practices

Soft Skills
  • Ability to work independently with minimal supervision
  • Strong problem-solving skills
  • Strong debugging skills
  • Excellent communication skills
  • Ability to create technical documentation
  • Experience working in fast-paced, deadline-driven environments
  • Ability to quickly understand existing codebases and systems

Qualifications
  • Bachelor's degree in Computer Science or related field, or equivalent relevant work experience
  • 8+ years of programming experience in a team environment
  • Strong working knowledge of Oracle and Java/J2EE technologies
  • Ability to design SQL databases based on application demands and data models
  • Working knowledge of application servers, ideally WebLogic and AWS
  • Proven ability to write well-designed, efficient, and testable code
  • Experience supporting a test-driven development culture
  • Knowledge of information and security architectures
  • Experience programming within Agile methodologies

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