Summary
Overview
Work History
Education
Skills
Coreskills
Languages
Timeline
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Dong Ying

Full-Stack Developer
Vancouver,BC

Summary

Creative Senior Software Engineer offering 7 years of experience. Enthusiastic about developing forward-thinking solutions to tomorrow's productivity problems. Resourceful and adaptable approach to challenges. Proficient in frontend and backend architectures, successfully integrating AI models into full-stack environments, including LLMs, RAG, and OCR solutions. Expertise extends to Web3 technologies like smart contracts development. Consistently optimizing application performance and seamlessly integrating secure payment and messaging systems. Specializes in creating AI-based solutions for mental health support, 24/7 AI service support, and blockchain applications.

Overview

8
8
years of professional experience
6
6
years of post-secondary education

Work History

Senior Fullstack Developer

Parade
Hipólito Yrigoyen, Argentina
3 2024 - Current
  • Developed RESTful APIs with Nest.JS, integrating PostgreSQL and Prisma, enhancing database efficiency by 20%
  • Integrated payment gateways, and gift card service, reducing payment errors by 15%
  • Refined form handling to avoid re-renders and sanitized input forms, boosting data integrity and security by 25%
  • Enhanced user experience with optimized UI features, improving customer engagement across devices by 40%.
  • Implemented continuous integration and deployment pipelines to automate code testing, validation, and deployment processes
  • Refactored legacy code-bases to improve maintainability, readability, and overall system performance over time
  • Established documentation standards for internal knowledge sharing among developers which facilitated smoother onboarding processes for new team members

Senior Software Engineer

Brainz Health
Riyadh, SAR
12.2023 - 02.2024
  • Led development of MVP for AI-driven mental health solutions using Next.Js and Node.js
  • Boosted OCR accuracy by 25% by implementing advanced data extraction algorithms
  • Directed AI integration with Open-AI models, increasing user engagement by 30%
  • Streamlined deployment pipelines using CI/CD and Docker, cutting release time by 50%
  • Elevated web performance by 40% through React optimizations, boosting overall user satisfaction.

Senior Software Engineer

Digital Investments and Strategies S.A.
Reus, Spain
06.2023 - 12.2023
  • Designed and optimized financial applications using Node.js and Next.js, improving scalability by 40%
  • Reduced deployment times by 30% through CI/CD pipeline implementations using Docker
  • Integrated Stripe and PayPal, increasing payment reliability by 20% and reducing transaction failures
  • Managed AWS cloud infrastructure, improving server uptime and data retrieval speed by 25%.

Senior Frontend Developer

Cicada Technologies, Inc
Mexico, Mexico
02.2021 - 04.2022
  • Developed responsive web applications using React, Redux, and TypeScript, improving load time by 30%
  • Implemented responsive design principles to ensure optimal display on various devices, improving overall usability for users on both desktops and mobile devices
  • Implemented CI/CD pipelines with Jenkins and Docker, accelerating frontend releases by 40%.
  • Collaborated with UX designers to create seamless user interfaces for web applications
  • Collaborated closely with back-end developers to integrate RESTful API endpoints into front-end architecture seamlessly
  • Managed source code effectively using Git branches, pull request reviews, and merge conflict resolutions

Junior Software Engineer

EastDev Agency
Mong Kok, HK
05.2016 - 03.2018
  • Assisted to build 17+ applications, including ERP, CRM, CMS, and POS systems using C#, HTML5, and JavaScript
  • Integrated PayPal and Flow payment APIs, reducing processing time by 20%
  • Optimized websites using Next.js, increasing load times by 30% and improving SEO, driving 15% increase in traffic.

Education

Bachelor of Science - Computer And Engineering Technician Access

Hong Kong Baptist University
Kowloon, HK
08.2018 - 07.2020

Master of Science - Computer Science

University of Sunderland
Sunderland, UK
09.2006 - 06.2010

Skills

Backend Development

Coreskills

  • Languages: C#, .NET, ASP.NET (3+ years), JavaScript/TypeScript (7+ years), PHP (8+ years), HTML/CSS/SCSS (7+ years),
  • Backend: Node.js (6+ years), NestJS (1 year), Laravel (4+ years),
  • Frontend: React.js/Next.js (6+ years), Vue.js/Nuxt.js (2+ years),
  • Web3 and BlockChain: Smart contracts, decentralized apps (dApps), Ethereum, Solidity, Web3.js, Ethers.js,
  • Database: MySQL, PostgreSQL (7+ years), MongoDB (4+ years), Firebase, Supabase (1+ years),
  • AI and Machine Learning: OpenAI GPT-3.5/GPT-4, DALL-E, Whisper, Prompt Engineering, RAG, Fine-tuning models, OCR Solutions,
  • DevOps and Cloud Management: Docker (4+ years), AWS, Google Cloud, Azure (5+ years), CI/CD Pipelines (2+ years), Hostinger (3+ years),
  • Integration Experties: Payment Gateways (Stripe, PayPal), Messaging Platforms (WhatsApp, Twilio), Social Media & Third-party API Integration

Languages

English
Full Professional
Chinese (Mandarin)
Native or Bilingual

Timeline

Senior Software Engineer

Brainz Health
12.2023 - 02.2024

Senior Software Engineer

Digital Investments and Strategies S.A.
06.2023 - 12.2023

Senior Frontend Developer

Cicada Technologies, Inc
02.2021 - 04.2022

Bachelor of Science - Computer And Engineering Technician Access

Hong Kong Baptist University
08.2018 - 07.2020

Junior Software Engineer

EastDev Agency
05.2016 - 03.2018

Master of Science - Computer Science

University of Sunderland
09.2006 - 06.2010

Senior Fullstack Developer

Parade
3 2024 - Current

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Dong YingFull-Stack Developer