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Sai Harshitha Mandapalli

Open to work1 years experience

Software Engineer

Hyderabad, IndiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Software Engineer at Inncircles Technologies, building scalable MERN applications.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

42 skills
javajavascript (es6+)sqlpythonc/c++react.jshtml5css3tailwind cssreact hooksresponsive designnode.jsexpress.jsrest apijwt authenticationapi integrationsmysqlmongodbmongoose odmplaywright (e2e)postman (api testing)regression testingunit testing basicsdebuggingdefect fixingmobile testinggitgithubjiravs codevercelnetlifygpt-4oprompt engineeringai/llm toolstest automationdata structures & algorithmsoopdbmssdlcsoftware design principlesagile

GitHub Activity Evidence

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Work Experience

Software Engineer

Inncircles Technologies Pvt. Ltd.

May 2025 - Present Hyderabad, India
  • Built and enhanced MERN-based features using React, Node.js, and MongoDB, contributing to 3+ core modules and improving UI responsiveness and backend performance.
  • Authored 60+ Playwright E2E test scripts, reducing regression testing time by 40% and ensuring faster release cycles across multiple sprints.
  • Developed and validated 30+ REST API endpoints using Express and Postman, improving system reliability and catching 12+ integration defects before production release.
  • Optimized backend logic and database queries in MongoDB, contributing to a 20% improvement in API response times under concurrent usage.
  • Pair-debugged React UI issues (state management, rendering bugs) and Node.js backend errors, reducing open defect count by 30% across 2 sprints.
  • Collaborated in Agile/Scrum ceremonies using Jira, participating in sprint planning, code reviews, and defect triage, consistently delivering sprint goals within a 6-member team.

Web Developer Intern

Oasis Infobyte

May 2023 - Jun 2023 Remote
  • Refactored shared React UI components and eliminated duplicate API calls, cutting average page-load time by 20% and component duplication by 35%.

Projects

AI Test Case Generator

View Project
ReactNode.jsExpressMongoDBGPT-4oExcelJS
  • Built an AI-powered tool that converts a user story into structured positive, negative, and edge-case test scenarios in under 3 seconds, cutting manual test-writing effort by 80% per sprint story.
  • Engineered a strict JSON prompt for GPT-4o enforcing Test ID, Title, Preconditions, Steps, and Expected Result — eliminating unstructured output across 200+ generated test cases.
  • Shipped full MERN stack with React UI, Express API, MongoDB storage, JWT auth, and one-click Excel export; deployed to Vercel with CI/CD via GitHub Actions.

MERN Blog Application

View Project
ReactNode.jsExpressMongoDBJWT
  • Shipped a blog platform with JWT authentication, CRUD REST APIs, and Netlify/Render deployment; achieved sub-200ms average API response time under 50 concurrent users.
  • Applied modular Express routes and Mongoose schemas with indexed queries, reducing average DB query time by 25%.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

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AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Academic Achievement

Graduated in the top 10% of the CSE cohort with CGPA 9.01 / 10.0 across 8 semesters.

Competitive Programming

3 ⋆ CodeChef (highest rating 1608), solved 400+ problems on LeetCode.

About Details

Professional Bio

Software Engineer at Inncircles Technologies, building scalable MERN applications using React, Node.js and MongoDB. Developed and deployed production-ready applications on Vercel and Netlify, focusing on performance, responsive UI, and efficient backend architecture.

B.Tech in Computer Science and Engineering in Computer Science and Engineering

Vignan’s Institute of Information Technology (2021 - 2025)

Languages: English, Hindi
Email: Locked