Fullstack Engineer (Java + Angular) - Only W2

Saransh Inc; O'Fallon (IL); Hybrid; USD 110,000 - 150,000; Part time

Job summary

Saransh Inc is seeking a Fullstack Engineer (Java + Angular) in a hybrid role based near O'Fallon, MO. The position focuses on building robust Java backends with Spring Boot and REST APIs, while delivering polished UI using Angular and Node.js.

You will own the full delivery lifecycle from design through deployment and maintenance, ensuring quality through tests and reviews. The ideal candidate will bring mid-level to senior experience, strong Java and Angular skills, and familiarity with cloud

Qualifications

• Proven hands-on experience with Java, Spring Boot and REST APIs.

Responsibilities

• Design, develop, and own Java-based backend services and REST APIs in a distributed architecture.
• Build and enhance UI applications using Angular and Node.js.
• Own end-to-end delivery: design, development, testing, deployment, configuration, and documentation.
• Ensure high-quality code through reviews, testing, and automation.

Skills

Java

Spring Boot

REST APIs

Angular

Node.js

Kubernetes

PCF

Docker

CI/CD

Microservices

React

Jenkins

Observability

Security basics

Tools

Jenkins

Docker

Kubernetes

PCF

Job description

Role: Fullstack Engineer (Java + Angular)

Location: O'Fallon, MO (Hybrid - 2 days a week onsite)
Job Type: W2 Contract
NOTE: Only W2 required - No C2C (or) Third-party candidates
Experience level: Mid-level / Senior

In This Role, You Will

• Design, develop, and own Java-based backend services and REST APIs in a distributed architecture
• Build and enhance UI applications using Angular and Node.js
• Own end-to-end delivery: design, development, testing, deployment, configuration, and documentation
• Ensure high-quality code through reviews, testing (unit/integration), and automation

Core Requirements

• Strong hands-on experience in Java, Spring Boot, and REST APIs
• Hands-on experience with Angular (2+) and Node.js
• Experience building and maintaining scalable, production-grade applications

Core Engineering Skills

• Strong problem-solving and debugging skills in distributed systems
• Solid understanding of software design principles and best practices
• Experience in test-driven development (unit, integration testing)

Work Experience of 3-5 Years

• Experience with cloud platforms (PCF, Kubernetes, AWS, or Azure)
• Exposure to CI/CD pipelines and DevOps practices
• Experience with observability tools (e.g., Splunk, logging, monitoring)
• Exposure to AI tools for assisted development during SDLC phases

Senior Level Responsibilities

• Design, develop, and maintain robust and scalable backend services using Java, Spring Boot, and microservices architecture
• Deploy and manage applications on PCF or Kubernetes
• Develop engaging and responsive user interfaces using modern front-end frameworks such as Angular or React
• Participate in PoCs (Proof of Concept) and help the department with selection of vendor solutions, technologies, methodologies and frameworks
• Write clean, well-documented, and testable code
• Collaborate with product managers, designers, and other engineers to deliver high-quality products
• Participate in code reviews and contribute to improving our development processes
• Troubleshoot and resolve complex technical issues
• Ensure adequate test coverage in Unit Testing, System Testing/Integration Testing and Performance Testing
• Mentor junior engineers and share your expertise
• Work in an agile environment, participating in sprint planning, daily stand-ups, and retrospectives

All About You

• Overall 9 years of career experience into Full Stack Development
• Strong proficiency in Java and Spring boot framework
• Experience designing and developing microservices
• Experience with PCF, K8s, Docker, or other cloud platforms
• Solid understanding of front-end development principles and experience with Angular/React frameworks
• Proficiency in HTML, CSS, JavaScript, and JQuery
• Experience with relational databases such as Oracle or PostgreSQL; well versed with writing efficient and optimized queries
• Experience with Restful API design and development
• Experience leveraging or developing solutions using Information Security-related concepts: Cryptography X.509, public key cryptography standards, JWT, hashing, digital signatures
• Experience with testing frameworks and methodologies

Good to Have

• Experience with other cloud platforms (e.g., Azure, AWS, GCP)
• Experience with DevOps practices and tools (e.g., Jenkins, Docker, Kubernetes)
• Contributions to open source projects