Sr. FullStack Engineer at B2B AI Saas Company · Remote only · 8 - 14 years · ₹45L - ₹85L / yr · Remote only · Posted 7 Aug 2026

We want a highly experienced engineer with expertise as follows:
● React Native: very high level of proficiency; this should be a core strength
● JavaScript / TypeScript: very high level of proficiency
● React: high proficiency, with strong experience building customer-facing web
applications
● Mobile application development: very strong understanding of app architecture,
performance, debugging, reliability, and release quality
● Python / backend systems: medium to high proficiency; comfortable contributing to
APIs and backend workflows
● Performance optimization: strong experience improving responsiveness and efficiency
across application and processing layers
● Database design and caching: solid experience designing efficient data access
patterns and improving performance of critical operations
● AWS / S3 / async pipelines: working experience, especially in systems involving
uploads, processing, and media workflows
● Developer tools and local development workflows: strong experience improving
engineering productivity and reducing friction in how teams build, test, and ship
● Swift / native iOS development: nice to have, but not required
● Product thinking / customer empathy: strong ability to understand user needs, work
through ambiguity, and help shape product direction
The ideal candidate has strong experience building polished, production-quality applications in
React Native and React, and is comfortable contributing across backend systems where
needed. This person should be excited to understand customer workflows closely and help
shape product direction, not just execute tickets.
What you’ll do
You will work on high-impact product and platform problems, including:
● Building and improving the core React Native application used by customers in the field
● Developing mobile product experiences that help customers capture, review, and act on
ergonomics risk insights
● Building frontend UI for critical new features in the web application using React
● Improving app performance, responsiveness, reliability, and release quality across
mobile and web
● Improving the speed and reliability of video ingestion and re-encoding into web-playable
formats
● Implementing intelligent caching and data access patterns to speed up critical database
operations
● Improving developer tools and local development workflows across mobile, web, and
backend systems
● Contributing to backend services and APIs that power our mobile and web experiences
● Supporting native iOS integrations where needed
● Working closely with product, customers, and the broader engineering team to turn
real-world operational pain points into shipped product improvements
Responsibilities
● Own major product features end-to-end, from product thinking through implementation
and release
● Build high-quality, performant mobile experiences using React Native
● Build intuitive, reliable web experiences using React
● Contribute to backend services and APIs in Python that support product workflows
● Improve app quality through better testing, debugging, observability, and engineering
workflows
● Identify and resolve bottlenecks in video, processing, storage, and database systems
that affect product performance
● Help define engineering best practices for application quality, release processes, and
developer productivity
● Collaborate cross-functionally with product and customer-facing teams to prioritize the
right problems
● Raise the technical bar through strong code reviews, debugging discipline, and
pragmatic architectural decisions
Must-have qualifications
●8-14 years of professional software engineering experience
● Strong hands-on expertise in React Native
● Strong hands-on expertise in JavaScript/TypeScript
● Strong experience with React
● Experience building and shipping production-quality mobile applications
● Strong understanding of mobile architecture, app lifecycle, performance, and debugging
● Experience building customer-facing web applications
● Experience working with backend APIs and full-stack product development
● Experience improving developer productivity through tools, local development setups,
testing workflows, or internal engineering systems
● Strong product sense and ability to translate ambiguous customer needs into scoped
technical solutions
● Excellent communication skills and a high degree of ownership

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Note:
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