Social Platform Development and Angular Migration

Developed a thematic social platform with game-like functionality.
Migrated codebase from Angular 8 to Angular 9.
Integrated calendar API, improved performance (Lighthouse), and implemented SEO meta tags.
Built responsive templates, multilingual support, and login via Google/Facebook.
Deployed via Firebase Functions and structured local/session storage.

Serzh worked on this case as the Software Architect at Volleyball Go!.

Performance Optimisation

Global

B2C

Software Architect

Migration

System Architecture

Entertainment

Social Media

Growth

Social Network

Website

Firebase Functions

Angular

Calendar API

Figma

Firebase

Git

Serzh

Senior Angular Developer at Upwork

Serzh's cases

CRM with Payment Integration

Developed UI for a CRM system with integrated Stripe-based payment modules.
Built a responsive, cross-platform interface.
Integrated ContentStack CMS and ApolloGraphQL APIs for dynamic content and data fetching.
Contributed to user account functionality and payment cabinet development in a 21-person team.

Angular developerRPS

Similar cases

Global

Performance Optimisation

Social Platform Development and Angular Migration

Developed a thematic social platform with game-like functionality.
Migrated codebase from Angular 8 to Angular 9.
Integrated calendar API, improved performance (Lighthouse), and implemented SEO meta tags.
Built responsive templates, multilingual support, and login via Google/Facebook.
Deployed via Firebase Functions and structured local/session storage.

Software ArchitectVolleyball Go!

Global

B2C

Blockchain Integration

Optimized Web Application for Entangle

Developed pixel-perfect interactive adaptive websites with animations.
Optimized website animations rendering, improving page load from 6 to 2 seconds.
Developed frontend for the token sale dApp with pixel-perfect approach.
Implemented EVM and Solana blockchains integration to the dApp.

Frontend DeveloperEntangle

Launched a Gaming Product from 0 to 1M Users

Scaled the product from concept to 1M+ registrations, 60K DAU, and 20K MAU in 12 months.
Managed a cross-functional team of 30+ (Dev, DevOps, GameDesign), introduced Agile workflows and CI/CD improvements.
Increased average session time by 500% (10 mins → 1 hour) through game balance redesign and reward system revamp (ABC tests).
Reduced churn rate by 15% using CJM-based onboarding, tracked with Hotjar and Amplitude.
Localised the product into 8 languages, forming partnerships with local KOLs based on GEO analytics.

CendTerra

Global

B2C

Mobile App Development

Fashion

Startup

Wardrobe mobile app

Cross-platform mobile app

Launching a Smart Wardrobe Mobile App

Built a cross-platform mobile app that offers smart outfit recommendations and wardrobe management features.
Implemented outfit creation tools with a clean, mobile-first UX using React Native and Expo.
Connected frontend to backend using Supabase and Prisma for rapid, scalable development.
Designed intuitive logic to support user preferences and seasonality in outfit suggestions.

Founding DeveloperLoomi

Distributed backend system

Website

Kafka

Evolving Product Architecture and Scaling Development Processes

Led architectural evolution of a large-scale product using microservices, aligning with business growth and scalability needs.
Integrated and optimised component testing processes, enabling stable CI/CD and automated release cycles.
Reduced infrastructure and development costs through architectural review and system optimisation.
Introduced development and service metrics across the product to improve observability and accountability.
Actively planned and scoped technical initiatives in collaboration with product owners and multiple teams, ensuring delivery of long-term goals.

Architect/Principal SDEReline Management Europe LTD