Harsh Mange

Software Engineer

Bengaluru, Karnataka, India4 yrs 4 mos experience

Most Likely To Switch

Key Highlights

Led backend development for a successful B2B SaaS product.
Achieved over 99% stability in a complex booking platform.
Ranked 3rd in a cybersecurity hackathon.

Stackforce AI infers this person is a Backend Engineer with expertise in SaaS and scalable systems.

Contact

harshmange44@gmail.com LinkedIn

Skills

Core Skills

JavaSpring BootDropwizard

Other Skills

API DevelopmentAPI GatewayAWS - EC2AWS LambdaAlgorithmsAmazon API GatewayAmazon CloudWatchAmazon SQSAmazon Simple Notification Service (SNS)Amazon Web Services (AWS)AndroidAndroid DevelopmentAndroid StudioApache KafkaApicurio

About

Passionate about solving complex Backend problems, and building Distributed/Scalable systems. I’m a software engineer at TCI (Travel Corporation of India) - SITA - India, helping business to digitalize and streamline the travel arrangement process for global clients. Major learnings & challenges at TCI - SITA have been engineering business-centric system, refactoring architecture and writing clean optimized code to meet complex business needs. Previously, I was a Software Developer at Argoid (SaaS, B2B), where I led the backend development of a B2B SaaS product launched in May 2022. I learned and solved some of the complex technical challenges as we dealt with code extensibility, concurrency & performance and maintenance issues. My expertise extends to end-to-end development and maintenance of backend systems using Java and Node.js. Additionally, I've contributed to full-stack projects (MERN stack) and developed Native Android Apps using Java. Key Skills: Backend Engineering, Java, Node.JS, Spring Boot, Nest.JS, Dropwizard, PostgreSQL, AWS, MySQL, MongoDB, Firebase, Android, React.Js, Redis, Docker, TypeScript, Git, Socket.io, JPA, Hibernate Project Demos: 1. Writopedia: https://writopedia.glitch.me 2. Remote Talk: https://remotetalk.glitch.me 3. My Tasks (Android app - tested & proved stable for more than 70 devices): https://github.com/harshmange44/MyTasks Achievements: Achieved 3rd rank in the cyber security track in ‘HackMerced’ hackathon (March ’22) Achieved an Honorable Mention in ‘nwHacks’ hackathon (1 of 25 out of 190+ submissions) (January ’21) More about me: https://harshmange.in GitHub: https://github.com/harshmange44 Contact me at harshmange44@gmail.com

Experience

4 yrs 4 mos

Total Experience

10 mos

Average Tenure

1 yr 4 mos

Current Experience

Thena

Software Engineer 2

Feb 2025 – Present · 1 yr 4 mos · Bengaluru · On-site

At Thena.ai, I work on building scalable, AI-driven solutions for modern B2B customer teams. My role spans backend development, system integrations, and performance optimization across multiple services.
I’ve contributed to core product initiatives, including major migrations, feature enhancements, and reliability improvements that support Thena’s fast-paced growth and product evolution. Working closely with cross-functional teams, I focus on delivering robust, and maintainable systems.

JavaSpring BootPostgreSQLOOPRedisGit+13

Sita india

Software Engineer

Dec 2023 – Feb 2025 · 1 yr 2 mos · Gurugram · On-site

◦ Re-architecture, Optimization & Leadership: Collaborated with cross platform & business teams and led the re-development of Booking Platform including re-architecture of the complex status calculation & management micro-service resulting in a loosely coupled, extendable & scalable version, achieving a remarkable more than 99% stability & 95% optimization in the database storage.
◦ Led a high-profile only client facing platform: Built Offering Platform e2e responsible for generating a report which is used to finalize the deal, have been used to generate reports worth 1 Billion INR per annum.
◦ Tech: Java, Spring Boot, PostgreSQL, OOP, Redis, Git, Docker, AWS - EC2, RDS, SQS, SNS, API
Gateway, Cloud Watch, Gradle, Liquibase, Apicurio, REST, BitBucket, JIRA

JavaDropwizardPostgreSQLOOPRedisGit+8

Career break

Health and well-being

Jul 2023 – Oct 2023 · 3 mos

Argoid

2 roles

Software Engineer

Jul 2022 – May 2023 · 10 mos

◦ 1-click Personalization Backend: Built the back-end from scratch for our first B2B SaaS-based customer-facing product called ‘1-click personalization’ that increased revenue for some of our customers by approx 1.5 Million USD per annum.
◦ Backend Optimization: Optimized core functions by almost 30-50% using threads/workers (asynchronous), caching and various design patterns.
◦ Contributed to Product Management Service to support the ‘collection products sorting based personalized recommendations’ feature using the Rule Engine and re-ordered 15000+ products at a time per request.
◦ Implemented the ‘product mentions based recommendations’ feature in the Product management service which ingests product metadata & tags, builds dictionary & recommendation generation and pre-cache generation for certain use cases initially, Performed for 1000s of products at a time/request.
◦ Architected & coded error handling & failure recovery mechanism for complex recommendation integration achieving an 90% reduction in the integration failures, and generalized backend for multi-platform support by using appropriate design patterns & engineering principles.
◦ Tech: Java, Dropwizard/Spring Boot, PostgreSQL, OOP, Redis (Cache), Git, Easy-rules (Rule Engine),
Auth0, Jenkins, REST/GraphQL, TypeScript, BitBucket, JIRA, CentOS 7

JavaRESTGraphQL

Software Engineer

Jan 2022 – Jul 2022 · 6 mos

◦ GTM Controller: Automated creation of Google Tag Manager container & 5 other various attributes by developing Java application.
◦ 1-click Personalization Backend: Worked on the back-end part of ‘1-click personalization’, a web-app to enable recommendations for Shopify stores. Developed REST APIs/functions to automate and manage a few Shopify shop tasks like app install/uninstall, create/manage themes, recommendations tag/sections.
◦ Learnings: Learned about implementing SDE practices, working with large code bases & a team of 10-12 engineers collaborating with other technical teams.

JavaJavaScriptSocket.io

Zersey

Android App Developer Intern

Jun 2021 – Sep 2021 · 3 mos · India

Worked on text chat functionality developed for native android (Java).
Developed live whiteboard web app in JavaScript where multiple users (at least 5) can draw simultaneously in real-time.
Worked on voice & video call functionality using Socket.io & Quickblox framework and explored Jitsi meet library.
Learned the importance of other parameters of software while developing it. i.e. maintenance & integration, testing, library
performance & limitations, etc.