Lead Full Stack Developer – React / TypeScript / AWS

Employment Type: Contract
Work Arrangement: Hybrid
Locations: Madison, NJ | Manhattan, NY | Boston, MA | Aventura, FL | Seattle, WA

IMPORTANT – WORK AUTHORIZATION

NO C2C – CANDIDATES MUST BE ABLE TO WORK ON W2

Visa-Independent Candidates Only

Job Summary

We are seeking a highly skilled, hands-on Lead Full Stack Developer to drive the design, development, and delivery of scalable cloud-native applications using modern engineering practices.

The ideal candidate will have strong expertise in ReactJS, TypeScript, JavaScript, backend development, AWS, cloud-native architecture, DevOps, and system design, along with proven experience providing technical leadership and mentoring engineering teams.

Key Responsibilities

• Lead architecture, design, development, and delivery of enterprise-grade applications.

• Build scalable frontend applications using ReactJS, TypeScript, and JavaScript.

• Develop backend APIs and microservices using Go, Java, Python, or Node.js.

• Architect and implement cloud-native solutions on AWS.

• Own application delivery end-to-end, from design through production support.

• Lead architecture discussions, technical design reviews, and code reviews.

• Mentor engineers and provide hands-on technical leadership.

• Collaborate with engineering teams, product teams, architects, and business stakeholders.

• Ensure applications meet scalability, performance, security, and reliability requirements.

• Work within an Agile/Scrum environment.

Required Skills & Experience

• Bachelor's degree in Computer Science, Engineering, or related field.

• 8+ years of Full Stack Development experience.

• Deep expertise in ReactJS, TypeScript, and JavaScript.

• Strong backend development experience with Go, Java, Python, or Node.js.

• Strong hands-on AWS experience.

• Experience with Docker, Kubernetes, Terraform, and CI/CD.

• Experience with Jest, Cypress, Datadog, and AWS CloudWatch.

• Strong understanding of system design, networking, security, scalability, and distributed systems.

• Proven experience mentoring engineers and driving technical leadership.

• Strong communication and stakeholder-management skills.

• Experience working in Agile/Scrum environments.

Nice to Have

• Kafka, AWS EventBridge, SQS

• Databricks, Airflow, Temporal

• Elasticsearch

• Enterprise UI component libraries

• Bazel

• AWS CDK / CloudFormation

• SaaS, Marketplace, or PropTech experience

Work Authorization

NO C2C

W2 ONLY

Visa-independent candidates are strongly preferred.

Candidates must be authorized to work in the United States without requiring C2C sponsorship.

Please submit an updated resume highlighting React, TypeScript, backend development, AWS, Kubernetes/Terraform, and technical leadership experience.