Sayak Mondal

Co-Founder

Gurugram, Haryana, India1 yr 2 mos experience

Key Highlights

Global Rank 3449 in Google HashCode 2022
1 Published Android app on the Play Store
Founder and first president of Zenith sports club

Stackforce AI infers this person is a Mobile Application Developer with experience in B2C and Healthcare sectors.

Contact

Skills

Core Skills

Mobile Application DevelopmentSdk DevelopmentLeadershipCommunication

Other Skills

KotlinRxJavaCoroutinesFlowRoom DBWorkManagerJetpack ComposeSpike SDKJuspay SDKAndroid SDKAndroid JetpackMVVMRESTDeep linksBackend coupon validation

About

𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: - SDE at Tata 1mg. - 6 months as SDE intern at BluSmart mobility. - 5 months as an SDE intern at MyFab11 (Prime sponsor of KKR for IPL23'). - 2 months as an SDE intern at ProductStackArray (bootstrap start-up). 𝗦𝗸𝗶𝗹𝗹𝘀: - Languages: C/C++, Kotlin, Java, JavaScript [Basic: Python, HTML, CSS]. - Database: MongoDB, SQL. - Web Technologies: Node.js, Express.js, MongoDB [Basic: React.js]. - Android: XML, MVVM, Retrofit, Flow API, Live Data, View Binding, Data Binding, Room DB, Dagger/hilt. 𝗔𝗰𝗵𝗶𝗲𝘃𝗲𝗺𝗲𝗻𝘁𝘀: - Global Rank 3449 in Google HashCode 2022. - Top Software Development Voice. - 1 Published Android app on the Play Store. - Finalist in Technizibition at IIT Roorkee's tech fest, Cognizance 2021. 𝗟𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽: - Founder and first president of the sports club of IIIT Una, Zenith. - Secretary of IIIT Una’s event club, EPMOC. - Captained the institute football team at the 6th inter-IIIT sports meet. 𝗟𝗲𝘁'𝘀 𝗖𝗼𝗻𝗻𝗲𝗰𝘁: - GitHub: https://github.com/sayak22 - LinkedIn: https://www.linkedin.com/in/sayak22/ - Resume: https://bit.ly/sayakresume Feel free to reach out if you have any opportunities that match my profile. Looking forward to connecting!

Experience

1 yr 2 mos

Total Experience

1 yr 2 mos

Average Tenure

1 yr 2 mos

Current Experience

Tata 1mg

Software Development Engineer

Mar 2025 – Present · 1 yr 2 mos · Gurugram · Hybrid

Led a team of 5 to transition the checkout architecture from RxJava to Kotlin Coroutines + Flow; achieved 27% faster TTID and 19% lower heap usage, improving async reliability and lifecycle safety.
Built an offline-first delivery workflow for the Rider app using Room persistence, state queues, and WorkManager-based deferred sync/uploads; enabled operation in low-connectivity areas and improved last-mile delivery reliability.
Migrated the customer app UI to Jetpack Compose, introducing modular UI architecture across 3 modules to improve code reusability, reduce UI complexity, and accelerate feature development.
Developed a wearable health-data SDK using Spike SDK, enabling insurer integrations and delivering a 30% increase in wellness engagement.
Integrated EMI payments via Juspay SDK, expanding payment flexibility and contributing to a 19% revenue uplift from high-value transactions.

Mobile Application DevelopmentSDK development

Blusmart

Software Development Engineer

Sep 2024 – Mar 2025 · 6 mos · Gurugram · On-site

Built a server-driven ad rendering engine in Kotlin supporting video and carousel formats, enabling server-controlled monetization and generating |5 lakh/month per-ad revenue.
Redesigned subscription purchase flows using MVVM + REST orchestration, reducing friction in checkout and achieving 15% growth in Blu-Elite subscriptions and 20% higher subscription revenue.
Launched the Refer & Earn system for the BluSmart rider app using deep links + backend coupon validation, increasing user acquisition by 35% and boosting referral-driven installs by 50%.

Android SDKAndroid JetpackMobile Application Development

Myfab11

Software Development Engineer

Jan 2023 – May 2023 · 4 mos · India

Built a backend-controlled tooltip system using MVVM architecture, enabling server-driven UI updates and reducing code redundancy by 30%, improving maintainability and release flexibility.
Integrated the Truecaller SDK to automate user verification, reducing manual verification time by 40% and increasing new user sign-ups by 25%, contributing to higher onboarding conversion.
Developed an in-app rating system that increased user engagement by 30% and facilitated the collection of 100+ valuable feedback and bug reports for continuous improvement.

FirebaseAndroid SDKMobile Application Development

Microsoft

Student Ambassador

Jul 2022 – Jan 2023 · 6 mos · India

Learn Student Ambassadors epitomize a diverse and worldwide assembly of campus leaders committed to aiding fellow students, nurturing dynamic tech communities, and cultivating crucial technical and career skills for the future.

LeadershipCommunication

Geeksforgeeks

Campus Mantri

Jun 2021 – May 2022 · 11 mos · India · Remote

I actively contributed to the promotion of courses and facilitated interview preparations. I engaged in various technical events organized by GFG, showcasing my commitment to continuous learning and skill development. My tenure here has been profoundly memorable and academically enriching.

Convincing PeoplePublic SpeakingCommunication