Sanjay Singh Bisht

Software Engineer

Ghaziabad, Uttar Pradesh, India4 yrs 3 mos experience

Most Likely To Switch

Key Highlights

Delivered major projects at Amazon with excellent feedback.
Strong expertise in frontend development and optimization.
Proven ability to mentor peers and document technical processes.

Stackforce AI infers this person is a Frontend Engineer with strong experience in E-commerce and SaaS environments.

Contact

Skills

Core Skills

ReactFrontend DevelopmentAws

Other Skills

AWS CloudFormationAWS LambdaAccessibilityAlgorithmsC++CSSCanvasData Structures And AlgorithmsData structuresDistributed SystemsElastic Stack (ELK)Frontend OptimizationsFrontend SDKs developmentFrontend System DesignFrontend optimisations

About

Hello folks 👋 , Currently, I am working as Software Engineer at Tech@Kotak in mobile framework pod. I graduated with a B.Tech degree in Information Technology from ABES Engineering College. I started my software engineering career at Amazon India as SDE 1 (Frontend). At Amazon, I worked under Value Added Services org where, I independently contributed to major projects including HLD, LLD and implementations like, Inventory Replenishment Services, Rebalancing inventories, code-config decoupling by migration to ACS, DMA compliance, etc. I received excellent feedback from business stakeholders, product managers, SDM and SDE 3 of cross-functional teams for my ownership, invent and simplify, deliver results and bias for action. Technical skills: C++, Javascript, HTML, CSS, Frontend system design, Data structures, Algorithms, ReactJs, React Native, Redux, Mail systems, Frontend optimisations, Frontend SDKs development. Other skills: AWS, Canvas, SVG, Offline mode, PWA, Accessibility, Unit and integration testing. I have 3+ YOE working as a full time professional in Software Engineering. I am strong in peer mentoring and technical documentations. I have good experience in solving algorithmic problems on various platforms like, Codeforces, Codechef and Atcoder. If you would like to connect with me regarding new opportunities, resume review, 1:1 mentorship, project ideas, mock interviews, virtual coffee chit chat, etc. then feel free to reach out to me on Topmate: https://topmate.io/sanjay_singh_bisht20/.

Experience

Kotak mahindra bank

Software Engineer

Jul 2024 – Present · 1 yr 8 mos · On-site

Reduced APK size of Embark App by 8 MB, which improved cold start time of app by 3 seconds.
Improved loading time of home screen by 4 seconds by avoiding unnecessary component re-renders and sequential requests waterfall.
Designed and implemented theming support in app based on cohorts like, default, wealth, privy and solitaire customers. It improved user retention rate and spend time on app by 37%.
Solved screen transition and ripple animation issues on clickable widgets by migrating to reanimated library. It made animations faster by 10% because animations now happen on UI thread.
Reduced 90% of recurring styles in code by creating a library of reusable widgets.
Implemented config driven user profile screen which reduced launch time of new capabilities by 2 weeks.

C++JavaScriptHTMLCSSFrontend system designData structures+9

Amazon

Frontend Engineer 1

Jul 2022 – Jun 2024 · 1 yr 11 mos · Hyderabad, Telangana, India

Delivered the project of Inventory Replenishment Services (IRS) to Amazon Business org in US.
Designed and implemented the offline mode functionality in amazon sell services app.
Designed strategy under ACS migration goal to segregate code-configs to launch and customise features in different marketplaces within less effort.
Led the team to be GREEN on Digital Marketplace Act (DMA) compliance goal in EU marketplaces.
Worked upon the project where I implemented UX solution for rebalancing of inventories from one location to another as part of IRS project.
Implemented protect plus experience on app as business waste reduction.
Captured client side metrics (CSM) for performance of tech app in web view and setup alarms and CSM dashboard wiki.
Resolved many recurrent operational issues, automated pipelines, resolved accessibility issues in amazon sell services app, setup beta and gamma environments for app’s testing, ES6 migration in UI packages and implemented many sprint projects in different business domains.
Setup learning sessions for the team. Documented all the processes and ideas for the team for easy reference.
Impact -
Achieved excellent feedback from business and org level spot light award on the delivery of IRS project and IRS was expanded to many external customers.
Offline mode functionality enhanced the CX for the app users and unblocked scalability challenges for business.
Team has always been GREEN on compliance and mandatory migration goals like, ACS migration, DMA compliance, cloudauth migration for both MAWS and NAWS, accessibility goal, etc.
Tech app accessibility issues reduced.

React NativeAWS LambdaReduxW3C AccessibilityUnit TestingReact+13

Urban ladder

Software Engineer Intern

Oct 2021 – Jun 2022 · 8 mos · Bangalore Urban, Karnataka, India

Optimized the algorithm to generate keyword combinations from the text entered in the search box of UL DWEB and MWEB.
Debugged time taking elastic search queries in sofa pages which used to give frequent time outs in search service.
Debugged and plotted impact of the same using Kibana.
Developed the feature of implementing unit pricing of decoration items on DWEB.
Implemented customized model of user permissions and roles under spree framework in different services.
Wrote efficient SQL queries to get incorrected data across Grafana dashboard and implemented scripts to clean them.
Impact -
Reduced response time of search service in long text search by 25 seconds.
Reduced the need to give admin access to more users under customized spree framework permissions model.
Solved many unplanned blocker tasks during the sprint.
Reduced data correction of value up to 20 crores to zero.