Javascript Developer

Mindlance; Washington (District of Columbia); Hybrid; USD 83,000 - 94,000; Full time

Job summary

Mindlance, Inc. is hiring a senior backend developer for a 9-month contract in Washington, DC. The role combines design and implementation of backend services using .NET and Node.js, with REST API integration and secure authentication/authorization.

You will collaborate with frontend teams and contribute to testing and documentation in a hybrid onsite setting. The ideal candidate holds a CS/Engineering/MIS degree (or Master) with 7+ years of experience, strong React knowledge, and proven

Qualifications

• BE in Computer Science, Engineering or MIS or Master’s degree.
• Minimum 7 years of experience.
• Strong understanding of .NET/Node and its core concepts.
• Experience with RESTful APIs and building backend services.
• Frontend/backend integration and debugging expertise.

Responsibilities

• Analysis and design: define backend architecture and API/services.
• Development: implement components with .NET/Node.js and cloud APIs.
• Testing: unit and integration tests; ensure secure, validated data flows.
• Documentation: architecture, API integrations and code guides.

Skills

.NET

Node.js

RESTful APIs

React

Authentication/Authorization

Debugging

Education

Bachelor's or Master's in CS/Engineering/MIS

Tools

.NET

Node.js

React

Job description

This range is provided by Mindlance. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$60.00/hr - $68.00/hr

In a mission to help purpose-driven job seekers grow their career with Financial clients.

Duration: 9 Months - Long Term

Location: Washington, DC 20433

Hybrid Onsite: 4 days onsite per week from Day 1 with a transition to 100% onsite expected soon.

Skills / Experience Required

• BE in Computer Science, Engineering or Management Information Systems or Master’s degree.
• Minimum 7 years of experience
• The developer should have a strong understanding of .Net/Node and its core concepts, such as components, state management, and lifecycle methods. They should be able to build reusable and efficient components.
• Knowledge of .Net/Node.js is essential for integrating with backend APIs/services. The developer should be expert in using .Net/Node.js to develop services and manage server-side data.
• Experience in working with RESTful APIs
• The developer should be able to build API’s, handle responses, and manage data flow between the frontend and backend.
• The developer should also be skilled in debugging and troubleshooting issues.
• Clear Understanding of Authentication and Authorization along with implementation of those in application
• Strong background in React for the frontend development

Responsibilities

• Analysis and design: collaborate with the project team to understand the requirements and user stories; design the backend architecture and component hierarchy; create API/services and mockups for backend design.
• Development: implement the backend components using .Net/node.js and related libraries; integrate the services with the cloud backend APIs using .Net/node.js; implement user authentication and authorization mechanisms; implement data validation and error handling; implement logging/monitoring to ensure code meets security/code standards.
• Testing: develop unit tests for the components; conduct integration testing to ensure seamless communication with the backend; perform user acceptance testing to validate the application's functionality.
• Documentation: document the architecture, component structure, and API integrations; provide clear and concise code documentation; create user guides and documentation for future maintenance.

“Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”