Senior Full Stack Engineer

Senior Full Stack Engineer

Tech Stack: Java / Spring Boot (Backend) + React / TypeScript (Frontend)

Location: 12+ Month Contract

Location – Mountain View OR NY/NJ

Rate – $60 to $65 C2C

USC/ GC only if they are genuine. LinkedIn and visa copy is must

Need locals so it can be in person also after telephonic...but not mandatory. But possibility is there

Overview

We are seeking a Senior Full Stack Engineer (10+ years experience) to design, build, and scale modern web applications.

The ideal candidate will have:

Strong backend expertise in Java and Spring Boot

Strong frontend expertise in React with TypeScript

Experience building cloud-native microservices and distributed systems This role requires deep technical knowledge, strong system design skills, and cross-functional collaboration.

Key Responsibilities

Backend Development

Design and build scalable microservices using Java and Spring Boot

Develop and maintain RESTful APIs for web and mobile applications

Ensure security, reliability, and performance of backend services

Implement data access using SQL and NoSQL databases

Integrate internal/external systems via APIs and event-driven architectures Frontend Development

Build modern UIs using React + TypeScript

Develop reusable components using:

Hooks

Functional components

Implement state management using:

Redux / Zustand / Context API

Integrate frontend with backend APIs

Ensure:

Performance optimization

Accessibility

Responsive design Architecture & System Design

Participate in architecture discussions and design reviews

Design scalable, modular systems

Apply best practices for:

Performance

Reliability

Security Cloud & DevOps

Deploy applications on AWS, GCP, or Azure

Build and maintain CI/CD pipelines

Use containerization tools:

Docker

Kubernetes

Implement monitoring, logging, and observability Collaboration & Leadership

Work closely with:

Product managers

Designers

QA engineers

Conduct code reviews and enforce best practices

Mentor junior engineers

Drive improvements in:

Architecture

Performance

Developer productivity Required Qualifications

10+ years of software development experience

Strong expertise in Java + Spring Boot

Experience building microservices and REST APIs

Strong experience with React + TypeScript

Deep understanding of:

TypeScript

Modern JavaScript (ES6+)

HTML5 / CSS3

Experience with:

SQL (PostgreSQL, MySQL, Oracle)

NoSQL (MongoDB, Redis, DynamoDB)

Experience building cloud-native applications

Strong understanding of system design and design patterns Preferred Qualifications

Event-driven systems (Kafka, RabbitMQ)

GraphQL

Testing frameworks:

JUnit

Jest

React Testing Library

Observability tools:

Datadog

Prometheus

Grafana

Security:

OAuth2

JWT

Experience in Agile/Scrum environments Key Technologies

Backend

Java

Spring Boot

REST APIs

Microservices

SQL / NoSQL Frontend

React

TypeScript

Redux / Zustand / Context API

HTML5 / CSS3 Infrastructure

AWS / GCP / Azure

Docker

Kubernetes

CI/CD pipelines

Thank you

Kailash Chandra

E., C.

A. &106 Fremont CA - 94538

L: California / Arizona / New York / Canada / London / Costa Rica / India

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