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Lineate

Senior React Engineer

Posted 4 Days Ago
Be an Early Applicant
In-Office
New York, NY, USA
Senior level
In-Office
New York, NY, USA
Senior level
Design, build, and maintain production-grade React web applications with responsive HTML5/CSS3 UIs. Collaborate with design, product, and engineering teams, translate UX/business requirements, write documentation and tests, support QA and production issue resolution, and explore AI/LLM tools to improve delivery and efficiency.
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About Lineate

Lineate is a US-based international software development company with over two decades of experience.

From Intelligent Document Processing(IDP) and Agentic RAG systems to scalable cloud architectures, we turn complex ideas into real, measurable results.

We deliver AI-driven custom solutions for FinTech, HealthTech, AdTech, and beyond, empowering businesses to grow smarter, faster, and more efficiently.

Our expertise falls into three main categories:

  • Building Custom AI Solutions: Deploying high-impact, AI-enabled technology utilizing IDP, Agentic RAG.
  • Cloud and Data Infrastructure: Optimizing business operations with our data management and cloud computing solutions.
  • Team Augmentation: Providing specialized experts in FinTech, AdTech, and HealthTech to integrate seamlessly and accelerate project timelines.
  • Our goal is not just to build technology, but to build the future operating model for our clients.

Location: This role is open to candidates who are permanently based in India.

What you’ll do

  • Build and maintain modern web applications using React and JavaScript (ES6+)
  • Develop clean, responsive UIs with HTML5, CSS3
  • Work with React-based architectures, and optionally UI5 or Web Components
  • Collaborate closely with design, product, and engineering teams to deliver high-quality features
  • Help translate UX and business needs into clear, implementable technical requirements
  • Write and maintain clear technical documentation and test reports
  • Support end-to-end testing and quality assurance processes
  • Track and help resolve production issues together with engineering teams
  • Explore and apply AI tools and technologies (LLMs, MCP servers, AI-assisted workflows) to improve delivery speed and efficiency

What we’re looking for

  • 5+ years of experience in frontend development
  • Strong expertise in JavaScript, React, HTML5, CSS3
  • Experience delivering production-grade frontend applications
  • Familiarity with UI5, Web Components, or similar frameworks is a plus
  • Interest in or exposure to AI/LLM technologies is a strong advantage
  • Strong analytical mindset and ability to simplify complex problems
  • Independent, proactive, and comfortable owning features end-to-end
  • Experience with structured testing and documentation practices

We offer:

  • B2B contract with our US office

Lineate is proud to be an Equal Opportunity Employer - We do not hire on the basis of race, colour, religion, creed, gender, national origin, citizenship, age, disability, veteran status, marital status, pregnancy, parental status, sex, gender expression or identity, sexual orientation, or any other basis protected by Georgian legislation. All employment is decided based on qualifications, merit, and business need.

Learn more about Lineate at our website: www.lineate.com

HQ

Lineate New York, New York, USA Office

178 Columbus Ave, New York, NY, United States, 10023

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