Hariom Sharma
Technical Lead / Staff Engineer
Dubai, UAE +971 50 737 2969 contact@harryy.me harryy.me github.com/harryy2510 LinkedIn
Summary
I work with founders and product teams to define, build, and ship systems end-to-end - leading teams while staying hands-on.
Skills
Experience
Lead Frontend Engineer → Technical Lead
Jan 2021 -- Apr 2026GrowthDay
- Led a comprehensive revamp of the frontend by rebuilding the app's core pillars from scratch, introducing new tools to optimize developer experience, and driving enhancements to enable reusability and increase performance.
- Spearheaded the integration and maintenance of comprehensive analytics tools including Mixpanel, Rudderstack, Facebook Pixel, Google Analytics, and Google Tag Manager for data-driven decision-making.
- Led frontend development and testing initiatives, focusing on web unit, component, integration, and end-to-end testing using Jest, React Testing Library, and Playwright/Cypress.
- Introduced new build workflows that reduced the build time from 30 seconds to 10 seconds on production.
Intern → Engineering Lead
2015 -- 2021Appointy
- Led development of Saastack, a SaaS platform with modular, Plug'n'Play, multi-repo architecture and prebuilt apps with features for RTL, custom app integrations, multilingualism, and accessibility.
- Built client billing, management, people management, and reporting features using React, Material-UI, Relay, and GraphQL.
- Enhanced performance, dynamicity, and customization by implementing caching to reduce load times from 15 to <1 second.
- Created a CLI for the scaffolding app using Relay as a GraphQL client to drive development efficiency and productivity.
- Decreased development time and maximized flexibility by introducing a hook-based architecture to enable apps and features to be hooked anywhere within the app at runtime.
- Designed an i18n library and prebuilt components to convert the app into multiple languages, currencies, and formats.
- Developed Appointy's multi-layered scheduling tool with multiple views, timezone support, drag-drop events, and event positioning for 1M+ users with Angular, Angular Material, and NGRX Store.
- Spearheaded frontend development for billing, staffing, business hours tools, calendars, and shift management, and designed guidelines based on best practices to maximize efficiency with a team of 8.
- Evaluated libraries and tools for integration including FullCalendar to reduce development time from a year to 1 month.
- Advised and oversaw frontend development for clients by creating user flows, product roadmaps, and features with a team of 4 frontend developers.
- Created a new product that coordinated fitness classes, restaurant, and spa scheduling for Google with a focus on accessibility.
- Built a room conference scheduling system for Telefonica, one of Spain's largest telecom companies, with features for managing rooms, scheduling calendars, staffing, and CMS/TMS integrations.
- Created a fully responsive UI with reusable components for real-time widgets using WebSockets, Angular, Angular Material, and NGRX Store.
- Wrote scripts for task automation for Appointy 9.0 with SASS, Tree Shaking, and AOT that saved 6 hours of development time each week.
Built two scheduling products for Google -- a massage booking system with points, equipment, modality filters, and membership management, and a fitness class platform with recurring classes, buddy bookings, and capacity tracking.
Built a conference room scheduling system for one of Europe's largest telecom companies. Room types with capacity management, recurring meeting invitations, and video/audio/WebRTC conferencing.
Contract & Consulting
Software Engineer at Speak To Freedom
Mar 2026 -- PresentBuilt the Leads Machine module for Speak To Freedom CRM -- a lead generation and email campaign platform. Searchable contact database with radius search, Instantly campaign management, domain provisioning via Zapmail, and GoHighLevel CRM sync.
Senior Developer at EventRoostr
Dec 2025 -- Jan 2026Integrated Apple Pay and Google Pay through Stripe into an existing Next.js wedding and event booking platform. End-to-end payment flow implementation and testing.
Frontend Developer at Aicadium
May -- Nov 2022Built NOVA, a sustainable finance platform for Temasek. Sustainability-linked loan management, peer benchmarking engine for commercial real estate KPIs, and multi-signatory consent workflows.
Technical Consultant at Okto Digital
Dec 2021 -- Feb 2022Consulted for a Slovakia-based digital product studio on Ionic Vue mobile app development with Firebase. Notifications, deep linking, performance optimization, and integrating Apple Pay and Google Pay for a mobile dating app MVP.
Senior Frontend Engineer at Snappy Kraken
Aug 2021 -- Dec 2021Streamlined and improved frontend development processes for creating complex interactive campaigns. Led the development of a new frontend team by creating interview tests, onboarding 2 new developers, and championing best practices.
Mobile App Developer at Accevate
2016 -- 2020- Developed Android/iOS education management apps enabling students to attend online classes and view messages using Ionic, Cordova, and Angular.
- Integrated Cordova plugins including SMS reader and file downloader to secure private data and improve the UX.
- Implemented Firebase Cloud Messaging to send relevant notifications to students and teachers for assignments and tasks.
Projects
Aviater
Flight Operations SaaSSolo
Compliance-aware mission planning and flight logging platform for small aviation operators. Real-time pilot eligibility signals, duty time enforcement, drag-drop scheduling, and full audit trails.
TanStack Start · React 19 · Supabase · Cloudflare Workers
My Trainer Connect
Fitness MarketplaceSolo
Two-sided SaaS marketplace connecting personal trainers with clients. Program builder, meal plan builder, AI coach, real-time messaging, social feed, Stripe billing, and analytics.
TanStack Start · React 19 · Supabase · OpenAI · Stripe
Vouch
Trial Abuse PreventionDuo
Fraud detection platform combining email validation with device fingerprinting. Disposable email detection, IP reputation scoring, and real-time risk scoring with ALLOW/FLAG/BLOCK recommendations.
Cloudflare Workers · Cloudflare KV · D1 · Supabase · Stripe
Prompt Valley
AI Prompt MarketplaceSolo
Curated prompt library and marketplace for ChatGPT, Midjourney, and other AI tools. Browse, search, save, and copy prompts with a freemium model. Separate CMS for content management.
TanStack Start · React 19 · Supabase · Stripe · Refine
Open Source
Education
Bachelor's in Civil Engineering
2013 -- 2017Maulana Azad National Institute of Technology, Bhopal