React.js/C# Developer

The initial application is migrating an older Angular6 application to React.js(current version) with D3.js(v4) (mostly grid views) and deployed on-Prem, component that will need to be reimplemented. No API changes, it's backed by a Rest API's. Follow up projects will be Full stack development with: React.Js, D3.js, C#(could be other languages, python, Node, Go), * Work across the full stack frontend, backend, data layer, and infrastructure wherever needed

• Own features end-to-end: scoping, technical design, testing, deployment, and handoff
• Write well-tested, maintainable code with unit, integration, and E2E coverage as standard
• Identify problems proactively, surface risks early, and propose solutions without waiting for direction
• Use AI development tools as a productivity multiplier, not a crutch
• Participate in code reviews, contribute to documentation, and improve overall code quality
• Collaborate with product, design, and data teams in an async-first environment; strong written communication is essential

• 10 years of Full Stack Development of C#/React
• React.js : 5+ years - state management, component design, and modular React architecture.
• Frontend Development: will be helpful to have Angular or Vue.js and strong command of modern JavaScript/TypeScript
• D3.js Data Visualization: 2 years D3.js or similar library for building interactive, data-rich frontends
• D3.js : Experience with data visualization best practices and responsive chart design.
• Will be very helpful if the candidate has examples of work with D3.js
• Backend Development: .NET/C# building Restful API web applications
• Backend : Nice to have experience with one or more (Node.js, Python, Go). You re productive regardless of the specific backend stack
• API Design: Comfortable building and consuming RESTful and/or GraphQL APIs; solid understanding of authentication patterns and security basics
• Databases: Proficiency with relational (PostgreSQL, MySQL, SQL Server) and/or NoSQL databases; able to design schemas and write efficient queries
• Testing: You write unit, integration, and end-to-end tests as standard practice coverage is expected, not optional
• Outcome Ownership: Able to take a vague brief, ask the right questions, and deliver working solutions without step-by-step direction
• Tooling: Experience with Git workflows, CI/CD pipelines, and at least one major cloud platform (AWS, Google Cloud Platform, or Azure), * React.js Developer: 5+ years - with state management, component design, and modular React architecture.
• Frontend Development: will be helpful to have Angular or Vue.js, strong command of modern JavaScript/TypeScript\
• D3.js Data Visualization: Experience with D3.js or similar libraries for building interactive, data-rich frontends
• D3.js : Experience with data visualization best practices and responsive chart design.
• Backend Development: .NET/C# building Restful API web applications
• Backend Development: Nice to have in addition experience with one or more (Node.js, Python, Go). You re productive regardless of the specific backend stack
• API Design: Comfortable building and consuming RESTful and/or GraphQL APIs; solid understanding of authentication patterns and security basics
• Databases: Proficiency with relational (PostgreSQL, MySQL, SQL Server) and/or NoSQL databases; able to design schemas and write efficient queries
• Testing: You write unit, integration, and end-to-end tests as standard practice coverage is expected, not optional
• Outcome Ownership: Able to take a vague brief, ask the right questions, and deliver working solutions without step-by-step direction
• Tooling: Experience with Git workflows, CI/CD pipelines, and at least one major cloud platform (AWS, Google Cloud Platform, or Azure)

Highly Desired Skills

• AI-Assisted Development: Experience using tools like GitHub Copilot, Cursor, Claude, etc., effectively and responsibly
• Containerization & Infrastructure: Docker, Kubernetes, or infrastructure-as-code experience
• Domain Experience: Background in data-heavy, analytics, or dashboard-style products, You re a strong fit if you:
• Have 7-10 years of full stack experience with demonstrated range
• Enjoy learning new tools, languages, and approaches
• Have meaningfully integrated AI tools into your workflow and can explain how and why
• Take ownership and follow problems through to resolution
• Treat testing and documentation as part of delivering work not afterthoughts
• Communicate clearly and proactively, including with clients
• Can point to shipped work you re genuinely proud of