Full Stack Developer Front End

Interon IT Solutions; Philadelphia (Philadelphia County); On-site; USD 57,000 - 81,000; Full time

Job summary

Interon IT Solutions is seeking a Senior Full Stack Developer with a strong frontend focus. The role combines cutting-edge React/TypeScript work with robust backend development in Java and Spring Boot.

You will work across REST and GraphQL APIs, AWS services, and microservice-oriented architectures to deliver scalable, cloud-native solutions. The position requires deep expertise in frontend technologies, familiarity with NgRx, and experience with micro frontend patterns.

Qualifications

• 8+ years of experience required in full‑stack development
• Strong frontend capabilities with React/TypeScript
• Backend experience with Java 17/21 and Spring Boot
• Experience with REST and GraphQL APIs
• Knowledge of cloud services (AWS) and microservices
• Familiarity with testing (Jest/Jasmine) and state management (NgRx)
• Experience with micro frontend architectures is a strong plus

Responsibilities

• Develop and maintain frontend components using React, TypeScript, RxJs and Reactive forms
• Implement NgRx state management and Micro Frontend architectures
• Contribute to backend services using Java, Spring Boot, REST and GraphQL APIs
• Collaborate on cloud-native backend services and SSO platform initiatives
• Support future React-based modernization efforts
• Work in a team-driven, collaborative environment

Skills

React

TypeScript

RxJs

Reactive forms

NgRx

Jest

GraphQL

REST

Tools

Java

Springboot

AWS

Kafka

SQL/NoSQL

Apollo federation

Job description

Hiring Full Stack Developer Front End This is W2 position ,no C2C Must have 8+ yrs of experience Pay .-50/hr on W2

• Ropes test required!
• Sits 3 days onsite in Malvern, PA
• Will take talent who can relocate - video interview process

Front End Focus 60/40 Frontend

Strong hands on experience with React, TypeScript, RxJs and Reactive forms

Experience with NgRx State management

Micro Frontend (MFE's) architecture experience is a strong advantage

Jest/Jasmine for unit testing

Experience integrating with REST and GraphQL API's

React experience is a plus as the team will be supporting future React-based modernization initiatives

Java 17/21, Springboot

REST API development

GraphQL/ Apollo federation experience is a strong advantage

AWS - ECS, lambda, S3, Cloudwatch

Kafka/ event-driven architecture

SQL and NoSQL databases

We are looking for a Senior Full Stack Developer who pairs very strong cutting edge frontend capabilities with backend development skills. This role is perfect for a senior engineer who thrives in a highly collaborative environment, shifting focus from monolithic application development to distributed microservices and dynamic user interfaces. You will be instrumental in bridging the gap between cross-functional teams, driving the adoption of modern frontend architectures (React), and contributing heavily to our cloud-native backend services and SSO platform initiatives.

Job Responsibilities

Frontend

• Strong hands on experience with React, TypeScript, RxJs and Reactive forms
• Experience with NgRx State management
• Micro Frontend (MFE's) architecture experience is a strong advantage
• Jest/Jasmine for unit testing
• Experience integrating with REST and GraphQL API's
• React experience is a plus as the team will be supporting future React-based modernization initiatives

Backend

• Java 17/21, Springboot
• REST API development
• GraphQL/ Apollo federation experience is a strong advantage
• AWS - ECS, lambda, S3, Cloudwatch
• Kafka/ event-driven architecture
• SQL and NoSQL databases

Experience using AI-Assisted Development tools such as Claude Code, Copilot or Similar tools.

Excellent communication skills and ability to clearly communication project execution in previous roles.