Kartik Joshi

Frontend Engineer

Bengaluru, Karnataka, India3 yrs 11 mos experience

Key Highlights

Expert in building scalable and modular front-end experiences.
Proven track record of enhancing performance and user experience.
Strong foundation in both front-end and back-end development.

Stackforce AI infers this person is a Full-Stack Developer specializing in SaaS applications with a focus on performance and user experience.

Contact

Skills

Core Skills

Full-stack DevelopmentPerformance ImprovementFront-end Development

Other Skills

A/B testingAPI DevelopmentAgile DevelopmentApplication SecurityBack-End Web DevelopmentBootstrapBrowsersBusiness RequirementsC (Programming Language)COMCascading Style Sheets (CSS)Cloud-Native ApplicationsCode ReviewCollaborative Problem SolvingCommunication

About

Hello there! I'm a passionate and versatile Full-Stack Developer with a primary focus on the MERN (MongoDB, Express.js, React, Node.js) stack. My experience extends beyond front-end development, as I have also honed my skills in cloud technologies and deployment practices. With a strong foundation in backend development, I'm equipped to handle various facets of software development. I thrive on tackling challenging UI problems, and my expertise allows me to create seamless and captivating user experiences. Beyond the code, I possess a natural affinity for learning and adapting to new technologies. Whether it's exploring the latest frameworks or staying updated with industry trends, I have a growth mindset that drives me to continually enhance my skillset.

Experience

3 yrs 11 mos

Total Experience

2 yrs 11 mos

Average Tenure

1 yr

Current Experience

Publicis sapient

Senior Experience Engineer

Jun 2025 – Present · 1 yr · Bengaluru · Hybrid

Currently working at Publicis Sapient, building scalable and modular front-end experiences for enterprise clients with a product-focused engineering approach.

Persistent systems

3 roles

Senior Software Engineer

Promoted

Oct 2024 – Jun 2025 · 8 mos

Worked on building scalable, secure web apps with a strong focus on performance and user experience.
Developed a custom SharePoint File Picker using Microsoft Graph API, improving daily efficiency for 5,000+ users.
Built Gen-AI app front-end and added Okta authentication to control usage and cut down OpenAI costs by 40%.
Enabled smooth uploads of files up to 2GB with client-side chunking, reducing failures by 75%.
Improved perceived speed with polling using exponential delay and A/B tested loading indicators, reducing bounce rate by 10%.
Reduced server load by 25% with batch job processing and real-time updates using server-sent events.
Boosted security score from 70 to 95 (UpGuard) by adding key HTTP headers.
Migrated 20+ components to an internal design system in Next.js, enhancing design consistency.
Used feature flags (Statsig) to safely roll out dynamic UIs, speeding up iteration cycles by 20%.

Microsoft Graph APIOktaA/B testingNext.jsbatch job processingserver-sent events+2

Software Engineer

Jul 2022 – Oct 2024 · 2 yrs 3 mos

Developed reusable React components and captivating UIs using libraries like React-table, Formik, and Framer Motion.
Managed socket connections for real-time push notifications and implemented server-side event handling for dynamic state updates.
Created a Google Docs Add-on with Apps Script and a custom SharePoint Folder/File Picker using Graph APIs.
Built a full-stack application for generating knowledge graphs from PDFs with Gen AI, featuring efficient file processing and transfer.
Led front-end development for a responsive chat app with Firebase-based multifactor authentication.
Utilized Redux for state management, integrated infinite scrolling and pagination with Intersection Observer, and optimized API requests through debouncing.
Containerized applications with Docker and deployed on Azure and Google Cloud platforms.
Employed Neo4j Visualization Library for interactive graph exploration and implemented polling with exponential delay for component state updates.
Tech Stack:HTML, CSS, JavaScript, Typescript, jQuery, Firebase, React, Redux, Google Cloud Platform, Unit Testing, Debugging, Code Review.

ReactReduxFirebaseDockerGoogle Cloud PlatformFull-Stack Development+1

Software Engineer Intern

Feb 2022 – Jul 2022 · 5 mos

Curomates

Web Developer

Jan 2022 – Feb 2022 · 1 mo

It was a great experience I worked on building the UI and handling the backend mainly related to Firebase. I learned a lot about serverless programming and Firebase cloud functions

Lejhro

Web Developer

Jul 2021 – Oct 2021 · 3 mos · India

It was my first internship The practical web development journey started from this internship I gained industry knowledge of agile-based project flow in the IT industry. I mainly worked on front-end side development using React JS, Material UI, and CSS3 technologies It was a great team bang start of the development journey