Sahitya Singh profile photo 1 on Tal

Sahitya Singh

AI & LLMs | Building AI-powered finance products | Voice AI

Mumbai

4+ years of work experience

Weaver
Mar 20266 mosPresent

Mumbai

• Designed and implemented AI-powered voice features using OpenAI APIs for mobile applications. • Built end-to-end audio transcription and multilingual translation workflows using Speech-to-Text technologies and LLMs. • Evaluated Whisper and other AI services for speech recognition and explored Text-to-Speech (TTS) solutions. • Researched and integrated Exotel Voice APIs and Android Voice SDK for in-app calling and VoIP communication. • Conducted R&D on SIP/WebRTC architecture, communication APIs, and voice-first application design. • Implemented secure authentication and Identity & Access Management (IAM) integrations using token-based authorization. • Developed scalable React Native applications by integrating REST APIs, cloud services, and third-party SDKs. • Collaborated on solution architecture, technical research, and proof-of-concepts for AI and communication platforms.
Kissht
May 20241 yr 10 mosFeb 2026

Mumbai, Maharashtra, India

• Delivered and maintained large-scale React Native applications with a 10M+ user base, contributing to Kissht app. • Leveraged AI models (powered by GPT-4.1 and Claude 3.5) to rapidly generate boilerplate code, refactor complex modules, and maintain consistent coding standards—significantly reducing development time during high-priority releases. • Led a dedicated UI/UX improvement team, managing multiple app releases and CodePush updates to enhance user experience. • Utilized GPT models (GPT-5.1 / GPT-4.1) for architecture brainstorming, performance optimization strategies, API contract planning, and converting complex logic into clean, production-ready code helping accelerate delivery timelines and improve overall code quality. • Built a scalable React Native component library with 50+ reusable, production-ready components, developed entirely from scratch without external UI libraries. • Built a modern CodePush Management System using Next.js, React, and Node.js features include Google OAuth, real-time dashboards, key management, and secure ECS-based deployments. • Handled production-level bug fixes and performed proactive Sentry monitoring to identify, debug, and resolve runtime issues, ensuring optimal app performance and reliability.
Ring
Mar 20222 yrs 2 mosApr 2024

Mumbai

• React Native Components , Solving critical app issues, Performance issues with the app. • Optimized App Performance: Successfully reduced APK size by 20 MB for the Ring app by optimizing assets, centralizing URLs, and integrating efficient caching mechanisms. • CDN Integration: Integrated Content Delivery Network (CDN) in the Ring app to enhance asset loading speed, reducing latency and improving overall app performance. • Security Compliance: Led efforts to mitigate security vulnerabilities, actively worked on Vulnerability Assessment Penetration Testing (VAPT) to safeguard against external and internal threats. • Event Tracking Analytics: Managed Appsflyer event handling across the Ring app, ensuring accurate tracking of user interactions and conversion events.

Sahitya’s AI Stack

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deepmind
deepmind
gemini
gemini
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Headline

AI & LLMs | Building AI-powered finance products | Voice AI

About

I am a Software Engineer with experience in building cross-platform mobile applications and AI-powered features. I have developed a strong understanding of software development processes and modern application architecture, with expertise in React Native for both Android and iOS development. My recent work has focused on integrating Generative AI and Voice AI capabilities into mobile applications, including speech-to-text transcription, multilingual translation workflows, and Large Language Model (LLM) integrations using OpenAI APIs. I enjoy designing scalable solutions that combine mobile technologies with AI to deliver intelligent and user-friendly experiences. I am passionate about continuously learning emerging technologies, solving complex engineering challenges, and building innovative products that create real business value.

Location

Mumbai

AI stack

cursor

deepmind

gemini

hugging face

Work experience

SDE2 at Weaver, Mar 2026 - Present · 6 mos, Mumbai, • Designed and implemented AI-powered voice features using OpenAI APIs for mobile applications. • Built end-to-end audio transcription and multilingual translation workflows using Speech-to-Text technologies and LLMs. • Evaluated Whisper and other AI services for speech recognition and explored Text-to-Speech (TTS) solutions. • Researched and integrated Exotel Voice APIs and Android Voice SDK for in-app calling and VoIP communication. • Conducted R&D on SIP/WebRTC architecture, communication APIs, and voice-first application design. • Implemented secure authentication and Identity & Access Management (IAM) integrations using token-based authorization. • Developed scalable React Native applications by integrating REST APIs, cloud services, and third-party SDKs. • Collaborated on solution architecture, technical research, and proof-of-concepts for AI and communication platforms.

Software Development Engineer- II at Kissht, May 2024 - Feb 2026 · 1 yr 10 mos, Mumbai, Maharashtra, India, • Delivered and maintained large-scale React Native applications with a 10M+ user base, contributing to Kissht app. • Leveraged AI models (powered by GPT-4.1 and Claude 3.5) to rapidly generate boilerplate code, refactor complex modules, and maintain consistent coding standards—significantly reducing development time during high-priority releases. • Led a dedicated UI/UX improvement team, managing multiple app releases and CodePush updates to enhance user experience. • Utilized GPT models (GPT-5.1 / GPT-4.1) for architecture brainstorming, performance optimization strategies, API contract planning, and converting complex logic into clean, production-ready code helping accelerate delivery timelines and improve overall code quality. • Built a scalable React Native component library with 50+ reusable, production-ready components, developed entirely from scratch without external UI libraries. • Built a modern CodePush Management System using Next.js, React, and Node.js features include Google OAuth, real-time dashboards, key management, and secure ECS-based deployments. • Handled production-level bug fixes and performed proactive Sentry monitoring to identify, debug, and resolve runtime issues, ensuring optimal app performance and reliability.

Software Development Engineer - I at Ring, Mar 2022 - Apr 2024 · 2 yrs 2 mos, Mumbai, • React Native Components , Solving critical app issues, Performance issues with the app. • Optimized App Performance: Successfully reduced APK size by 20 MB for the Ring app by optimizing assets, centralizing URLs, and integrating efficient caching mechanisms. • CDN Integration: Integrated Content Delivery Network (CDN) in the Ring app to enhance asset loading speed, reducing latency and improving overall app performance. • Security Compliance: Led efforts to mitigate security vulnerabilities, actively worked on Vulnerability Assessment Penetration Testing (VAPT) to safeguard against external and internal threats. • Event Tracking Analytics: Managed Appsflyer event handling across the Ring app, ensuring accurate tracking of user interactions and conversion events.