Sr. Full Stack Developer (Java / MERN)

Sr. Full Stack Developer (Java / MERN)

Contract with a major car company.

FTE with Purple Squirrels Software LLC

Newark, CA — Hybrid

Mail resume to staffing@purple-squirrels.com

Responsibilities

· · Develop and mentor a team of developers in building and maintaining enterprise applications using React and Java

· Strong fundamentals in object-oriented programming, data structures, algorithms, and database design

· Expertise architecting and developing full stack web applications with RESTful APIs

· Extensive experience with MongoDB, including schema design, performance tuning, and concurrency considerations (e.g., handling simultaneous read/writes)

· Proficient in developing and managing applications using Java, with a strong understanding of Java concurrency (thread management, synchronization, concurrency libraries) and best practices

· Strong practical experience with Python for application development, scripting, and process automation

· Experience with cloud platforms (e.g., AWS, Azure) and understanding of distributed computing principles

· Ensure the implementation of best practices and standards in coding, software development, and concurrency controls (e.g., using proper design patterns, thread-safe operations)

· Develop solutions using event-driven architecture (MongoDB change streams, Kafka, Schema Registry, and connectors)

· Architect and develop complex features and enhancements for our supply chain platforms, emphasizing reliability, performance, and scalability

· Collaborate with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality, user-centric solutions

· Maintain and improve existing systems, addressing performance, reliability, concurrency, and security issues

· Continuously optimize application performance, scalability, and reliability, focusing on thread safety and concurrency management

· Translate complex business needs into technical specifications and actionable tasks

Requirements

Required Qualifications

· Minimum of 10 years of experience as a Senior Developer, with extensive expertise in the Java and preferably MERN stack (MongoDB, Express, React, Node.js)

· Strong communication skills

· Demonstrated UI/UX design abilities

· Proven track record of leading development teams and managing large-scale projects

· Strong experience with Kafka and implementing event-driven, serverless architectures, including concurrency considerations and message stream processing

· Background in developing and deploying web applications within the automotive industry or supply chain is a plus

· Proficiency in version control systems (e.g., Git), CI/CD practices, and agile methodologies

· Robust understanding of Java concurrency concepts and the ability to implement multi-threaded solutions securely and efficiently

· Relevant certifications or advanced degrees in computer science or related fields

· Hands-on experience with AI-enabled coding tools (e.g., GitHub Copilot, Cursor, Amazon Q Developer) to accelerate development, code review, and testing

· Experience integrating AI/ML models or LLM-based APIs (e.g., OpenAI, AWS Bedrock) into production applications

· Familiarity with AI-assisted code review, code quality, and automated testing tools

· Comfort using AI-enabled project management tools (e.g., Jira AI, Asana Intelligence) for sprint planning, status reporting, and task tracking