guang zhu

IOS tier 1 Support

Transcom

Jul 2024 - Aug 2024 (2 months)

As an iOS Tier 1 Support specialist, I provided exceptional customer service by assisting users with troubleshooting and resolving technical issues related to iOS devices. I guided customers through various processes, ensuring they had a seamless experience with their devices. Additionally, I advised customers on web security best practices, helping them to enhance their online safety and resolve account access issues effectively. My role required strong communication skills and a deep understanding of iOS functionalities to ensure customer satisfaction and support.

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Full Stack AI Trainer

Toloka AI

Jul 2024 - Dec 2024 (6 months)

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Full Stack Developer

Vosyn AI

May 2024 - Oct 2024 (6 months)

Developed and maintained full-stack applications using DynamoDB, MongoDB, and PostgreSQL databases to ensure robust data management and retrieval. Integrated data extraction from Excel spreadsheets and enhanced system security. Collaborated closely with cross-functional teams to optimize code, streamline operations, and deploy updates efficiently. Implemented RESTful services, performed code reviews, and maintained documentation to support application scalability.

Full Stack AI Trainer

Invisible Technologies

Apr 2024 - May 2024 (2 months)

As a Full Stack AI Trainer, I was responsible for developing and delivering comprehensive training programs that equipped AI systems with the necessary skills to perform coding tasks effectively. This included hands-on training in various programming languages and frameworks, ensuring that the AI could understand and implement complex coding scenarios. Additionally, I trained the AI on web security principles, specifically focusing on Spring Security, including how to override security components and integrate security measures seamlessly with the overall codebase. This not only enhanced the AI's coding capabilities but also ensured that it could develop secure applications, addressing a critical aspect of full-stack development. Furthermor

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Full Stack AI Trainer and Technical Interviewer

RemotasksScale AI

Jan 2023 - Jan 2024 (1 year 1 month)

Performed dual roles as a full-stack AI Trainer and Technical Interviewer to craft high-quality, actionable responses for AI prompts. Evaluated technical candidates against set criteria, influencing hiring decisions. Developed training materials and conducted live coding tests while maintaining high standards of integrity and security throughout the recruitment process. Key achievements include: - Developed software to detect cheating by catching a significant mole and hundreds of cheaters to bolster organizational trust. - Recognized for excellence in crafting AI prompt responses, earning the authority to issue referrals due to high-quality output. - Secured testing environment by overseeing live coding tests and implementing rigorous s

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Developer, Senior 1

IGT (International Gaming Technologies) via HCL,

Jan 2021 - Jan 2023 (2 years 1 month)

Steered full-cycle software development from gathering and clarifying business requirements to deployment. Utilized SOAP web services for integrating prepaid cards and performed CRUD operations on DB2 using JPA for managing License and Contact records. Executed unit testing with Spock Groovy framework, supported QA testing, resolved bugs, and managed CI/CD pipelines using Jenkins. Maintained thorough documentation on Confluence and managed ticketing through Jira. Key • Implemented projects using Spring Boot framework and integrating technologies like Spring Core, Web-MVC, Security, and Data. • Set up Docker with Redis, RabbitMQ, DB2, and Flyway, fully integrating these into the Spring Boot ecosystem. • Developed and updated critical REST

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Full Stack Developer

Dancers Town Inc.

Jan 2019 - Jan 2020 (1 year 1 month)

Designed and maintained an online community platform catering to dancers. Implemented data parsing using JSON for seamless server communication and utilized local storage for efficient data handling across sessions. Transitioned backend infrastructure to AWS services, including EC2, Lambdas, and S3, optimizing video storage solutions. Worked extensively with CloudFront, Route 53, IAM, and Cognito for secure and scalable cloud operations. Conducted CRUD operations with AWS RDS using JPA/Hibernate and ensured quality with automated tests using JUnit and Selenium. Key Achievements/Contributions: - Advanced Angular 9 implementation by developing a component-driven architecture, streamlining component creation with Angular CLI that improved mod

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Full Stack Developer

Freelancer, Multiple Clients

Jan 2018 - Jan 2019 (1 year 1 month)

Delivered customized software solutions across various industries, developing applications from conception through deployment with a focus on user-centered design, scalability, and integration with existing systems. Implemented features tailored to client needs, including mobile responsiveness, API integrations, and cloud-based functionalities, while prioritizing security and user experience. Maintained rigorous testing protocols to ensure software reliability. Key Achievements/Contributions: - Accelerated culinary business operations by developing a mobile app for an Indian food ordering service, integrating dynamic menu customization without source code changes. - Automated client engagement with a CRM drip emailer, optimizing email mar

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Mobile App Developer

Scarborough Food Canvassing (Student Project),

Jan 2017 - Jan 2018 (1 year 1 month)

Designed a mobile application that provided offline map navigation for food canvass volunteers. Researched and implemented cross-platform mobile development tools, conducting proof of concept tests, and transferring knowledge through demos and user manuals. Utilized technologies such as the CodenameOne framework, Java, and JDBC alongside MySQL for database management, and ensured the app's compatibility with both Android and iOS platforms through thorough testing and optimization. Additionally, employed web scraping techniques to extract offline map tiles from Google Maps, enhancing the application's functionality. Addressed web security concerns by overcoming Apple's objections to HTTP by implementing HTTP/2, ensuring a secure and reliable

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