Arnab Datta profile photo 1 on Tal

Arnab Datta

iOS Engineer @ JioHotstar | Ex-Practo

Bengaluru

5+ years of work experience

JioHotstar
Jan 20251 yr 8 mosPresent

- Architected key platform components for an OpenAI-partnered conversational discovery experience, including real-time voice processing, STT integration, generic ingress management across multiple entry points, and extensible result rendering frameworks, improving discoverability through 50% search redirections and a 43% WT uplift via query diversification. - Engineered enhancements across search and discovery modules, introducing new discovery surfaces and enabling controlled experiments that improved overall CTR by 8% and delivered a 10% uplift WT across key user journeys. - Built a scalable, future-ready game prototype with a focus on rapid rollout & business alignment.
Viacom18 Media Private Limited
Sep 20231 yr 5 mosJan 2025

Bengaluru, Karnataka, India

- Built scalable, modular UI components to support dynamic layouts and personalised discovery, enhancing user experience and reducing manual configurations. - Achieved a leaner app with improving asset management and tightening dependency management. - Developed analytics support for asset discovery and cohort-based tracking to drive better personalisation and optimize content performance. - Implemented platform migration with deep linking and interstitials to enable smooth user and content migration with flag-controlled rollouts.
Practo
Apr 20221 yr 6 mosSep 2023

Bengaluru, Karnataka, India

- Designed and deployed experimental UI constructs and reusable SDUI components (with middleware extensions), enabling faster rollouts and shaping conversion strategy. - Rebuilt iOS accessibility (voice-over) to meet compliance standards and redesigned the event handling architecture, improving efficiency and cutting infra costs by 25%. - Led third-party campaign integration and optimized deployment pipelines, delivering 150% of projected revenue at first launch. - Built a scalable story viewer for Practo Care Dental, boosting asset conversions by 20%.
Practo
Aug 20218 mosMar 2022

Bengaluru, Karnataka, India

- Implemented & Revamped Customer Feedback, Marketplace, App Home, Health Cash & Coupons and Doctor Registration on consumer-side and provider-side iOS applications. - Developed reusable and scalable SDUI components and collections to support variable layouts for user-specific/location-specific content display. - Monitored the regression testing phases and ensured successful publishing of the application on the App Store periodically as a Release Engineer.
Practo
Feb 20216 mosJul 2021

Bengaluru, Karnataka, India

- Integrated event triggers and loggers to enhance analytics on consumer interactions, improving customer experience. - Improved attribution accuracy by leveraging real-time Push API responses and refining validity specs, strengthening confidence in ad strategy. - Revamped card designs and storefront UI to launch new initiatives (Covid Care, Fairfield surgeries) in the iOS app.
The Sparks Foundation
Dec 20202 mosJan 2021

Chennai, Tamil Nadu, India

Worked on material modeling for supervised and unsupervised ML models and visual representation of ensemble models. Applied EDA to find tuning parameters of the target labels for performance improvement and strategy alteration illustrations.

Arnab’s AI Stack

claude
claude
codex
codex
cursor
cursor
geminicli
geminicli
claudecode
claudecode
ChatGPT
ChatGPT

Education

Amrita Vishwa Vidyapeetham

Bachelor of Technology - BTech, Computer Science and Engineering

Amrita Vishwa Vidyapeetham

20174 yrs2021
Maharishi Vidya Mandir Senior Secondary School

High School, PCM & CS

Maharishi Vidya Mandir Senior Secondary School

20152 yrs2017

Join Arnab and 10k+ other professionals on

Tal Boss

Tal is the app where bosses meet engineers & builders directly, without middlemen

Download Tal Boss

Arnab Datta on Tal

Headline

iOS Engineer @ JioHotstar | Ex-Practo

About

iOS Engineer with 5+ years of experience building and scaling B2C applications across OTT and healthcare platforms in high-traffic consumer ecosystems. Led end-to-end feature ownership from architecture and middleware collaboration to production rollout and performance optimization, delivering reliable systems at scale. Worked extensively on discovery, personalization, search, and intent-driven experiences, along with backend-driven UI architectures and experimentation frameworks. I strive to bring a systems mindset to my work, emphasizing extensible design and measurable outcomes while helping drive product velocity and sustainable growth.

Location

Bengaluru

AI stack

claude

codex

cursor

geminicli

claudecode

ChatGPT

Work experience

Software Engineer II at JioHotstar, Jan 2025 - Present · 1 yr 8 mos, - Architected key platform components for an OpenAI-partnered conversational discovery experience, including real-time voice processing, STT integration, generic ingress management across multiple entry points, and extensible result rendering frameworks, improving discoverability through 50% search redirections and a 43% WT uplift via query diversification. - Engineered enhancements across search and discovery modules, introducing new discovery surfaces and enabling controlled experiments that improved overall CTR by 8% and delivered a 10% uplift WT across key user journeys. - Built a scalable, future-ready game prototype with a focus on rapid rollout & business alignment.

Software Development Engineer II, JioCinema at Viacom18 Media Private Limited, Sep 2023 - Jan 2025 · 1 yr 5 mos, Bengaluru, Karnataka, India, - Built scalable, modular UI components to support dynamic layouts and personalised discovery, enhancing user experience and reducing manual configurations. - Achieved a leaner app with improving asset management and tightening dependency management. - Developed analytics support for asset discovery and cohort-based tracking to drive better personalisation and optimize content performance. - Implemented platform migration with deep linking and interstitials to enable smooth user and content migration with flag-controlled rollouts.

Software Engineer II (iOS) at Practo, Apr 2022 - Sep 2023 · 1 yr 6 mos, Bengaluru, Karnataka, India, - Designed and deployed experimental UI constructs and reusable SDUI components (with middleware extensions), enabling faster rollouts and shaping conversion strategy. - Rebuilt iOS accessibility (voice-over) to meet compliance standards and redesigned the event handling architecture, improving efficiency and cutting infra costs by 25%. - Led third-party campaign integration and optimized deployment pipelines, delivering 150% of projected revenue at first launch. - Built a scalable story viewer for Practo Care Dental, boosting asset conversions by 20%.

Software Engineer I (iOS) at Practo, Aug 2021 - Mar 2022 · 8 mos, Bengaluru, Karnataka, India, - Implemented & Revamped Customer Feedback, Marketplace, App Home, Health Cash & Coupons and Doctor Registration on consumer-side and provider-side iOS applications. - Developed reusable and scalable SDUI components and collections to support variable layouts for user-specific/location-specific content display. - Monitored the regression testing phases and ensured successful publishing of the application on the App Store periodically as a Release Engineer.

Software Engineer Intern at Practo, Feb 2021 - Jul 2021 · 6 mos, Bengaluru, Karnataka, India, - Integrated event triggers and loggers to enhance analytics on consumer interactions, improving customer experience. - Improved attribution accuracy by leveraging real-time Push API responses and refining validity specs, strengthening confidence in ad strategy. - Revamped card designs and storefront UI to launch new initiatives (Covid Care, Fairfield surgeries) in the iOS app.

Data Science Intern at The Sparks Foundation, Dec 2020 - Jan 2021 · 2 mos, Chennai, Tamil Nadu, India, Worked on material modeling for supervised and unsupervised ML models and visual representation of ensemble models. Applied EDA to find tuning parameters of the target labels for performance improvement and strategy alteration illustrations.

Education

Bachelor of Technology - BTech, Computer Science and Engineering, Amrita Vishwa Vidyapeetham

High School, PCM & CS, Maharishi Vidya Mandir Senior Secondary School