Sr. full stack engineer

Title: - Sr. Full Stack Engineer ( Backend Focused)

Client – Con Edison

Duration – 12+ Mos.

Visa: No H1B/CPT

Location- Hybrid - Manhattan, N.Y.

Rate – $75-80/hr. C2C

Probable Interview Process – 1st. Video. 2nd -- On-Site Mandatory

Local Candidates - Utilities Experience Preferred

Position Summary

We're looking for a Senior Full Stack Engineer with a strong backend focus to design, build, and maintain scalable applications and backend services that support Client's business operations and customer-facing solutions.

This role combines advanced backend engineering expertise with front-end integration experience to deliver secure, reliable, and high-performing enterprise applications across the full software development lifecycle.

The ideal candidate brings deep experience in enterprise software architecture, API design, cloud platforms, and modern web security, with a proven ability to lead technical initiatives and mentor junior developers.

Key Responsibilities

· Design & Develop: Architect, build, and maintain resilient backend services, RESTful APIs, and microservices.

· Full Stack Integration: Build and support modern full stack web applications, seamlessly integrating backend APIs with frontend component libraries.

· Technical Leadership: Lead design sessions, make foundational architecture decisions, and write clean, maintainable, and well-documented code.

· Security & Performance: Optimize applications for scalability, reliability, and security. Ensure systems adhere to strict corporate compliance and security policies.

· Troubleshoot: Debug complex production issues (including identity, session management, and database bottlenecks) and implement permanent, sustainable solutions.

· Collaboration & Mentorship: Partner with Product Owners, UX Designers, and Cloud Engineers. Actively mentor junior developers and promote engineering best practices.

Education:

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

Experience:

8+ years of professional full stack and backend software development experience.

Backend Mastery:

Strong, hands-on experience in at least one core backend language (e.g., C#/.NET, Java, or Node.js/TypeScript).

Frontend Knowledge:

Experience with modern frontend frameworks (ideally React or Angular), HTML5, CSS3, and JavaScript.

API & Database Design: Extensive experience designing, securing, and consuming RESTful APIs, alongside solid knowledge of relational databases (e.g., SQL Server, PostgreSQL).

Enterprise Security:

Solid understanding of secure coding practices, OAuth2/OIDC, JWT, SAML, and directory integrations (e.g., Active Directory).

Accessibility: Strong understanding of and experience with accessibility standards (WCAG).

Cloud & DevOps: Experience deploying and maintaining applications on cloud platforms (Azure or GCP) using Git and CI/CD pipelines.

Preferred Qualifications

• · Experience with containerization (Docker, Kubernetes) and microservice orchestration.

• · Experience with event-driven architecture and messaging systems (e.g., Kafka, RabbitMQ).

• · Familiarity with Agile/Scrum methodologies in a large-scale enterprise environment.

• · Experience developing reusable design systems or custom UI component libraries.

• · Prior experience working within a utility, energy, or highly regulated industry.

• Soft Skills

• Strong communication and collaboration skills

• Ability to lead technical discussions and guide development teams

• Ability to manage multiple priorities in fast-paced environments

• Attention to detail and commitment to quality

• Ability to work independently and within team settings

• Nice to Have

• Experience with Progressive Web Applications (PWA)

• Experience developing reusable design systems and component libraries

• Utility, energy, or regulated industry experience