Abay

Abay

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Senior Engineer | MBA Candidate
Astana, Kazakhstan

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Résumé

Jobs verified_user 0% verified
  • Uzum
    Senior Software Engineer | Anti-Fraud Engineer | Backend Architect
    Uzum
    Apr 2025 - Current (1 year 7 months)
    - Design and development of a bank-wide anti-fraud platform
    - Building high-load backend services for real-time fraud detection
    - Integration with external anti-fraud providers and scoring systems
    - Expert involvement in fraud and information security incident investigations
    - Improving detection accuracy and reducing false positives
  • Uzum
    Senior Software Engineer | Backend Architect
    Uzum
    Apr 2025 - Current (1 year 7 months)
  • I
    Senior Java Software Engineer | Team Lead | Backend Architect
    Insteppe
    May 2023 - Apr 2025 (2 years)
    Project: Developing high-load digital platform for an international audience.

    ● Developed a high-load digital platform from POC to production with modern tech stack: Java 17/21, Spring Boot, Kafka, GraphQL, and DynamoDB.
    ● Built a post-event Antifraud detection system based on historical data and predefined scenarios.
    ● Integrated with SumSub (KYC) and Cellxpert (affiliate analytics).
    ● Delivered core features: authentication, user flows, admin/operator modules.
    ● Ensured robust testing and stability across distributed microservices.

    Skills: Apache Kafka · PostgreSQL · Tech design · Microservices · Apollo GraphQL · Integration Testing · Unit Testing · Amazon Web Services (AWS) · Leadership · Spring
  • NDA
    Senior Java Software Engineer | Team Lead | Backend Architect
    NDA
    May 2023 - Apr 2025 (2 years)
  • AITUPAYMENT SOLUTIONS
    Senior Java Software Engineer
    AITUPAYMENT SOLUTIONS
    Jan 2022 - May 2023 (1 year 5 months)
    Project: FinTech solution for inter-bank transactions

    ● Microservices Refactoring: Implemented a more modular architecture, improving scalability and reducing deployment complexity.
    ● Performance & Reliability: Achieved higher throughput with RabbitMQ for asynchronous communication and Redis for caching.
    ● Docker Adoption: Containerized services to streamline deployments and enhance environment consistency.
    ● Networking & Middleware: Utilized Netty for efficient networking solutions, improving overall system responsiveness.
    ● Database Integration: Maintained and optimized PostgreSQL, introduced Hibernate for robust persistence.
    ● Quality Assurance: Strengthened software testing strategies (unit/integratio
  • Kyla
    Senior Java Software Engineer
    Kyla
    Aug 2021 - Jan 2022 (6 months)
    Project: Medical care for US users

    ● Centralized Authentication: Created a single service for identity management and authorization, reducing duplicated code and improving maintainability.
    ● System Security: Ensured consistent access control policies, significantly lowering the risk of unauthorized service calls.
    ● Microservices Integration: Collaborated with multiple teams to standardize communication protocols, enhancing reliability and performance.
    ● Monitoring & Observability: Leveraged AWS services (including CloudWatch) to track system health and automate alerts.

    Skills: Amazon CloudWatch · API Gateways · Microservices · Amazon Web Services (AWS) · Spring Boot · Java · Hibernate. Microservice Integ
  • Samgau
    Java Software Engineer | Team Lead
    Samgau
    Sep 2017 - Aug 2021 (4 years)
    Project: Developed a national-level application for tracking mineral resources across Kazakhstan

    ● Backend Development: Leveraged Java EE and Spring Boot to build scalable services with Hibernate-based persistence.
    ● Front-End Integration: Utilized Angular (and occasionally JSF) for user interfaces, streamlining workflows and user interactions.
    ● Data Management: Implemented RDBMS solutions and integrated MinIO for object storage, boosting system efficiency and resilience.
    ● Collaboration & Leadership: Worked closely with cross-functional teams, guided junior developers, and facilitated knowledge sharing to improve overall delivery.

    Skills: Java ee · Angular · MinIO · RDBMS · Spring Boot · Java · Hiberna
  • EPAM Systems
    Inter Software Engineer
    EPAM Systems
    Mar 2017 - Aug 2017 (6 months)
    Project: Platform for posting advertisements

    ● Web Application Development: Built a JSP/Servlet-based advertising platform from scratch, showcasing fundamental back-end and front-end integration.
    ● Database Management: Utilized RDBMS for data persistence and efficient retrieval, ensuring a robust foundation for the application.
    ● Java EE Fundamentals: Strengthened understanding of core Java EE components, including JSF, JSP, and Servlets.
    ● Practical Experience: Collaborated with senior engineers, received mentorship, and participated in code reviews to rapidly enhance professional skills.

    Skills: JSP · Servlets · JavaEE · RDBMS · Java · ACID
Education verified_user 0% verified
  • Graduate School of Business AlmaU
    Graduate School of Business AlmaU
    Graduate School of Business AlmaU
    Jan 2024 - Apr 2026 (2 years 4 months)
    Pursuing an MBA to further enhance leadership, strategic thinking, and business management skills.
  • I
    International Taraz University (ITU)
    International Taraz University ITU
    Jan 2016 - Dec 2019 (4 years)
    Focused on computer science fundamentals, software engineering practices, and project work.
  • S
    Shchuchinsk Higher Technical College (SHTC)
    Shchuchinsk Higher Technical College SHTC
    Jan 2010 - Dec 2014 (5 years)
    Developed foundational knowledge in programming, systems analysis, and database management.