JOB DETAILS

Senior React Engineer

CompanyCareers at Lineate
LocationNew York
Work ModeOn Site
PostedJune 13, 2026
About The Company
At Lineate, we apply AI where it delivers measurable business value. Our high-impact solutions are built fast and tailored to your unique operational context. Whether you aim to automate, accelerate, or innovate, our team helps you do it smarter, with purpose and precision. 🔹 Intelligent Document Processing (IDP) We build custom IDP solutions that seamlessly integrate into your existing workflow, extracting, classifying, and routing data from your unique unstructured documents. Our solutions are specifically designed to handle your complex data needs and optimize operational efficiency. 🔹 Agentic AI Development We design and deploy custom AI agents built around your business logic. From customer support to data retrieval to process automation, our agents act with contextual intelligence to deliver real-world results. 🔹 AI-Powered Engineering Consulting We've transformed our engineering practice with GenAI, and we’ll help you do the same. From requirements and architecture to code, QA, and deployment, we embed generative AI into every stage of the software lifecycle for faster, higher-quality delivery. Why customers love working with Lineate: • We’re a market leader in custom software for FinTech and beyond • We’re data-obsessed problem solvers • We build software that amazes today’s users and delights tomorrow’s • We believe in giving our engineers the freedom to build high-performance, scalable systems • We thrive on the complex, the “impossible,” and the “there’s no way you can build that” kind of projects — it’s our happy place
About the Role

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

Key Skills
ReactJavaScriptHTML5CSS3UI5Web ComponentsFrontend DevelopmentAI ToolsLLMsTechnical DocumentationQuality AssuranceResponsive UI
Categories
SoftwareTechnologyEngineeringConsulting
Job Information
📋Core Responsibilities
Build and maintain modern, responsive web applications using React and JavaScript while collaborating with cross-functional teams. Translate business and UX needs into technical requirements and integrate AI tools to improve delivery efficiency.
📋Job Type
full time
📊Experience Level
5-10
💼Company Size
116
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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