Sr. Full Stack Engineer (Back End Focused) - Hybrid NYC

Expert Technology Services
New York, United States of America
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

New York, United States of America

Tech stack

API
Azure
Cloud Computing
Code Review
Databases
Database Design
OAuth
OpenID
Scrum
RabbitMQ
JSON Web Token
Security Assertion Markup Language (SAML)
Secure Coding
Web Application Security
Session Management
Systems Integration
Web Content Accessibility Guidelines
Web Applications
Web Application Frameworks
Enterprise Software Applications
React
Backend
GIT
Event Driven Architecture
Containerization
Angular
Kubernetes
Information Technology
Kafka
REST
Docker
Microservices

Job description

Design, build, and maintain scalable backend services, RESTful APIs, and microservices to support business operations and customer-facing applications.

  • Integrate backend APIs with modern frontend frameworks (e.g., React or Angular) to deliver high-performing full stack web applications.
  • Lead technical initiatives, including architecture design sessions, code reviews, and foundational decision-making.
  • Write clean, maintainable, and well-documented code adhering to best practices and corporate security/compliance standards.
  • Optimize applications for performance, scalability, reliability, and security.
  • Troubleshoot and resolve complex production issues, including those related to identity, session management, and databases.
  • Collaborate with Product Owners, UX Designers, and Cloud Engineers to deliver robust solutions.
  • Mentor junior developers and promote engineering best practices within the team.
  • Utilize cloud platforms (Azure or GCP), Git, and CI/CD pipelines for deployment and maintenance.
  • Ensure accessibility and compliance with standards such as WCAG.
  • Demonstrate strong knowledge of secure coding, OAuth2/OIDC, JWT, SAML, and directory integrations.

Requirements

Apply experience in enterprise software architecture, API/database design, and modern web security practices.

  • (Preferred) Experience with containerization (Docker, Kubernetes), event-driven architecture (Kafka, RabbitMQ), Agile/Scrum methodologies, and regulated industries.

  • Exhibit strong communication, leadership, multitasking, and collaboration skills.

  • Ability to work independently and as part of a team in a fast-paced environment. Education & Experience:

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

  • 8+ years of professional full stack and backend software development experience. Nice to Have:

  • Experience with Progressive Web Applications (PWA), reusable design systems, and UI component libraries.

  • Background in utility, energy, or regulated industries.

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