Bakhatnur Baityeli
Verified Expert in Engineering
Software Developer
Bakhatnur is a full-stack developer with 12 years of experience in the eCommerce, crypto exchange, blockchain, and food delivery industries. He has expertly developed various services and web applications from scratch and has architected many services to scale them to millions of users. Bakhatnur is highly proficient in multiple technologies, including C#, .NET, Java, Spring Boot, Node.js, React, JavaScript, and AWS Cloud Computing Services.
Portfolio
Experience
Availability
Preferred Environment
Java, Node.js, .NET, C#, .NET Core, JavaScript, Amazon Web Services (AWS), AWS Lambda
The most amazing...
...thing I've developed is a financial savings platform that allows users to earn interest on their crypto asset holdings.
Work Experience
Software Engineer
Talabat
- Migrated legacy microservices to the event-driven architecture using Apache Kafka, Spring Boot, and gRPC.
- Handled vendor-domain and provided REST API for the clients by joining vendor-related tables.
- Optimized the existing vendor domain API and improved performance.
Full-stack Developer
1719 Solutions Inc.
- Created a test suite for the current application to make the existing service easy to upgrade, build, deploy, and monitor.
- Upgraded the service with the next Shopify API version and migrated the solution from Python 2 to Python 3. Reduced the codebase to make it easy to maintain and add features.
- Fixed the UI and service bugs and improved the performance.
Senior Back-end Developer
GOPAX
- Developed user KYC and AML services using Java, Spring Boot, Node.js and WebSocket APIs.
- Built crypto-related financial services and platforms through first-hand experience in the blockchain industry. Created the GOFi platform that gives interest to fixed-term and flexible-term products.
- Added new functionalities for the order matching algorithm of the crypto exchange using Java 8.
Senior Back-end Developer
TMON
- Developed a photo review service and review moderation portal for the eCommerce platform.
- Built the Today's Pick deals. Utilized various caching technologies to improve the performance as the Today's Pick deals are shown on the main page and accessed by millions of users.
- Improved the performance of the service by flattening data and denormalizing by utilizing queue technologies and NoSQL databases.
Android Developer
Samsung
- Developed in-house applications for the Samsung Galaxy S series.
- Contributed to the Samsung TouchWiz and SDK by implementing reusable APIs and services.
- Built a Screen Mirroring solution, the first of its kind in the 2010s. It was one of the standout features of the new Galaxy S series.
Co-founder
Massagan.com
- Developed Massagan.com, one of the most popular social networks website in the Kazakh language.
- Implemented everything from scratch, from back end to front end using JavaScript, PHP, MySQL, and Apache (LAMP stack).
- Managed the deployment and user engagement and made strategic decisions on the product.
Experience
GOFi | A Blockchain-based Financial Service
https://www.gopax.co.kr/gofi?tab=my-productWe distributed an interest daily for the open-term products, and for the fixed-term products, the interest would be paid along with the principal amount at the end of the term.
Order Matching Platform
https://www.gopax.co.krKorendy | Invoice and Billing Platform
http://www.korendy.com.trMassagan.com
https://web.archive.org/web/20080920122753/http://www.massagan.com/Though the website is not active anymore, at one point, it was considered one of the largest and the most popular websites in Kazakhstan.
We were two engineers who developed the website from scratch.
Skills
Languages
Java, Python, C#, JavaScript, SQL, HTML, CSS, XML, C#.NET, C, C++, TypeScript, PHP, Kotlin
Frameworks
.NET, Spring Boot, Android SDK, .NET Core, AngularJS, Spring Microservice, Express.js, Next.js, JSON Web Tokens (JWT), Jest, Angular, Spring, gRPC
Libraries/APIs
Node.js, React Redux, REST APIs, Vue, React, Shopify API, Google Maps API, WebRTC, Twitter API
Tools
Amazon Elastic Container Service (Amazon ECS), Amazon Elastic Container Registry (Amazon ECR), IntelliJ, Git, GitHub, Perforce, Bitbucket, Jira, AWS CloudFormation, Amazon Simple Queue Service (SQS), Apache, AWS Simple Notification Service (SNS), Kafka Streams, Terraform
Paradigms
Microservices, Object-oriented Programming (OOP), Testing, MEAN Stack
Platforms
Android, AWS Lambda, Amazon Web Services (AWS), Docker, Linux, Shopify, Blockchain, Apache Kafka, Firebase, LAMP, New Relic
Storage
PostgreSQL, MySQL, Redis, MongoDB, Couchbase, Microsoft SQL Server, Relational Databases, NoSQL, Amazon DynamoDB, SQL Server 2016
Other
Algorithms, Data Structures, Full-stack Development, Caching, Financial Software, Mobile Web, ERC-20, Cryptocurrency, Cryptoeconomics, Miro, APIs, Back-end, Blockchain & Cryptocurrency, WebSockets, API Integration, Web Development, Serializer/Deserializer (SerDes), Serverless, Web Scraping, eCommerce, A/B Testing, CI/CD Pipelines, Algorithmic Trading, Full-stack, Chrome Extensions, Mobile App Development, SMS, Real-time Streaming
Education
Master's Degree in Computer Science
Korea Advanced Institute of Science and Technology (KAIST) - Daejeon, South Korea