Deveshwar Deveshwar Jaiswal Jaiswal
Senior Software Engineer (Staff-Track) | Frontend Systems & Platform Engineering | SDKs, Web Components, Performance @ Scale
- Role
- Senior Software Engineer at PW (PhysicsWallah)
- Location
- Varanasi, UP, IN
- LinkedIn followers
- 500 followers
About Deveshwar Deveshwar Jaiswal Jaiswal
I am a Senior Software Engineer operating at Staff-level frontend scope, focused on building org-wide frontend systems that scale across teams and products.At PhysicsWallah, I design and own shared frontend platforms including an in-house Authentication SDK used across multiple customer-facing products and internal tools, and Lit-based Web Components adopted by teams working across Angular, React, Astro, and vanilla environments.My work centers on frontend architecture, platform design, and performance engineering — turning fragmented implementations into reusable systems that improve developer velocity, consistency, and long-term maintainability.I have led large-scale framework migrations (Angular → React, Next.js → Astro), defined frontend performance standards (Core Web Vitals), and delivered measurable impact on SEO, load performance, and revenue-critical user journeys.I enjoy solving problems where frontend meets systems design: API contracts, platform boundaries, and tradeoffs between autonomy, performance, and scale.Currently targeting Staff / Principal Frontend Engineer roles where frontend systems, platform thinking, and cross-team impact matter.
Experience
Senior Software Engineer
Nov 2021 — Present · IN
As an Tech Leader, I bring a strong mix of technical expertise and leadership capabilities to deliver scalable, high-performance web applications. I combine a passion for building engaging user experiences with a proven ability to lead teams, streamline development processes, and align engineering outcomes with business goals.I have deep expertise in modern frontend technologies — React, Angular, Next.js, Astro, Web Components, TypeScript — along with strong foundations in HTML, CSS, and JavaScript. Beyond coding, I focus on frontend architecture, developer experience (DX), and performance optimization, ensuring that our products are fast, maintainable, and future-ready.In my current role, I:Lead cross-functional teams (5–6 engineers across FE + BE) in delivering mission-critical projects impacting PW’s revenue ecosystem.Drive sprint planning, project management, and delivery ownership, ensuring projects ship on time and with quality.Guide framework selection and migrations (e.g, Angular → React, Next.js → Astro) to unlock performance, SEO, and developer productivity gains.Collaborate closely with product, design, and backend teams, aligning engineering execution with business outcomes.Mentor and coach developers, raising team-wide standards through code reviews, technical discussions, and best practice adoption.Champion modern tooling (Vite, Bun, Farm) to improve build times, reduce costs, and optimize developer workflows.Over the last few years, I’ve delivered and scaled multiple high-impact initiatives — from building PW’s in-house Auth SDK to leading PW Store revamps, Astro blog migration, and revenue-driving batch platforms — each with measurable impact on SEO, performance, and sales growth.I remain committed to building high-performing teams, improving engineering culture, and delivering products that delight users while driving business impact.
Education
Dr. Amrit Lal Ishrat Memorial Sunbeam School
Intermediate, Science
2013 — 2014
Jaypee Institute Of Information Technology
Bachelor of Technology, Computer Science Engineering
Dr. Amrit Lal Ishrat Memorial Sunbeam School
High School, Science
2011 — 2012
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