Prateek Sahay

CEO

Bengaluru, Karnataka, India7 yrs 8 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Proven track record in driving revenue growth.
Expertise in building scalable web applications.
Strong leadership in mentoring engineering teams.

Stackforce AI infers this person is a Fullstack Engineer with expertise in Fintech and SaaS industries.

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Skills

Core Skills

ReactTypescriptNext.jsSeoJavascript.net CoreMachine Learning

Other Skills

CSSPythonLighthouseGoogle AnalyticsReduxCI/CDNatural Language ProcessingAngularJSNode.jsFront-End DesignFront-end EngineeringFront-end CodingWeb TechnologiesWeb DevelopmentContinuous Integration and Continuous Delivery (CI/CD)

About

Engineering leader with 7+ years of experience driving front-end excellence with full-stack expertise. Proven in building scalable web apps, leading cross-functional teams, and delivering high-impact products across startups and enterprises. Hands-on with architecture, code, and mentoring, with a sharp focus on performance, UX, and engineering quality. Skilled in leveraging generative AI to accelerate development, automate workflows, and enhance product decision-making. Worked on multiple projects parallelly as a Full Stack Developer with expertise in Front end development to build tools from scratch as well as redesigned them with improved performance using React, Redux, JS, TS, C# .Net Core, SQL, A/B testing.

Experience

7 yrs 8 mos

Total Experience

2 yrs 6 mos

Average Tenure

4 yrs 1 mo

Current Experience

Tailorbird

Technical Lead

Mar 2024 – Present · 2 yrs 2 mos · Remote

Led key projects (TBP3, Capex Tracker, Propexo) that boosted client onboarding by 35%, using React,
TypeScript, and CSS.
Built a pixel-perfect, responsive customer-facing web app from scratch using Next.js, TypeScript, and
Python , contributing to a 25% increase in annual revenue.
Optimized page load times by 40% and improved SEO performance by enhancing Lighthouse scores
and reducing bundle size.
Integrated generative AI tools (ChatGPT, Cursor) into the dev workflow for faster documentation, test
case generation, and rapid experimentation — accelerating feature delivery by 35% .
Mentored 4+ engineers through pair programming, async Loom recordings, and architecture deep
dives — enhancing code quality, onboarding speed, and adoption of frontend coding standards.
Configured observability tools like Sentry, Mixpanel, and OpenReplay for real-time logging and error
tracking, reducing bug rates by 20% and improving incident resolution time.
Conducted technical research and documented best practices on frontend tooling, stack
comparisons, and performance techniques — influencing key architectural decisions and improving
developer experience.
Developed a modular design system with reusable components, significantly reducing dev time and
ensuring consistent UX across projects.

ReactTypeScriptCSSPythonSEO

Paytm

Senior Software Engineer

Apr 2022 – Present · 4 yrs 1 mo · Bengaluru, Karnataka, India · On-site

Led key projects (Deals Onboarding, Store Cashback Onboarding, Bureau flow) that increased monthly onboarding by 30% using React, CSS, JavaScript (awarded).
Developed the MHD Service flow from scratch, driving a 35% quarterly revenue surge using using React, CSS, TypeScript.
Optimized offline flow using improved coding standards, integration of Digilocker and increased code coverage(30%) resulting in 75% reduction in lead drop-off using React
Spearheaded team of 5 to develop a voice-powered tool utilizing Generative AI, resulting in lead growth by 25% and a seamless customer experience.
Developed a design system with reusable and pluggable building blocks, fueling a 20% reduction in development effort across diverse projects using React, CSS, TypeScript (awarded).
Configured Sentry and integrated source maps, pinpointing and resolving over 150k+ prod errors, cutting down the TAT by 50%.

ReactCSSJavaScriptTypeScriptSEOGoogle Analytics

Justanswer

Software Engineer I

Nov 2019 – Mar 2022 · 2 yrs 4 mos · Bengaluru Area, India

Redesigned Customer profile and Customer Search page from scratch using React, Redux, .Net Core and developed CS API on CI/CD.
Developed reusable credit card component from scratch which is now getting used as part of design system using React.
Optimized performance and SEO score of react pages by using best practices and guidelines.
Developed in-house ticket management tool (Just Tickets) to remove dependency on 3rd party applications in hackathon (Nov 2020) using React, .Net Core.
Developed in-house scrum pointing and retro tool (Just Pointing) in hackathon (July 2020) using React, .Net Core.
Optimized performance of TMT task processor to bring runtime from 1 min to 1 sec.

ReactRedux.Net CoreCI/CDSEOGoogle Analytics

Stackroute

Trainee

Sep 2018 – Dec 2018 · 3 mos · Bengaluru, Karnataka, India

Projects:
QuizRT (10/2018 - 12/2018) :
Implemented Social microservice which provided the users with personalized feeds.
Implemented Authentication microservice using API gateway and JWT token to make the application secure.
Fastest Click First (09/2018 - 10/2018)
Fastest Click First is a gaming application with varying difficulty levels according to the score of the player.

Cgi

Associate Software Engineer

Aug 2018 – Nov 2019 · 1 yr 3 mos · Bengaluru Area, India

Migrated legacy applications to .NET Core applications to meet the requirements.
Extracted common components from our microservices and put them in a central microservice to remove redundancy.
Took initiative to automate the GDPR compliance using Machine Learning and Natural Language Processing.
Implemented methodologies and best practices to enhance code readability and coding standards.
Projects:
Elexon (12/2028 - 08/2019) :
Parallelly worked on Generic File Validation as well as Cosmos DB microservice to migrate the legacy application.
GDPR Auditing Accelerator (09/2019 - 11/2019):
Tool to reduce the manual labor of auditing the documents by a margin of 75% by automating the process using Machine Learning and Natural Language Processing.
Implemented Multiclass classification, Clustering and NLP .