Apr 2024 – Present · 2 yrs 1 mo · Abu Dhabi Emirate, United Arab Emirates · On-site

• Initiated migration from monolithic to microservices architecture, applying DDD, CQRS, Event-Driven Design, and Event Sourcing, while mentoring the team.
• Introduced development standards: TDD, SOLID, Clean Architecture, and test coverage practices.
• Resolved complex issues such as memory leaks and multithreading bugs using profiling, tracing, logging, and metrics.
• Mediated team–management conflicts, improving communication and team alignment.

Feb 2022 – Dec 2023 · 1 yr 10 mos · Dubai, United Arab Emirates · On-site

• Java Developer at Tras (Tourism Company)
• Project Architecture: Spearheaded the design of the project's architecture, incorporating microservices patterns like CQRS, Event Sourcing, and Event Driven architectures.
• Development Frameworks: Adopted Spring Boot and Spring Cloud for efficient development and rapid deployment.
• Real-time Data Processing: Integrated Apache Kafka, enabling the seamless handling of real-time data streams.
• Search Capabilities: Employed Elasticsearch to provide advanced search functionalities across the platform.
• Database Management: Worked extensively with PostgreSQL and MySQL, ensuring robust and scalable data management.
• Containerization: Introduced Docker and Kubernetes into the infrastructure, which significantly enhanced scalability and deployment reliability.
• Cloud Integration: Amplified cloud-based functionalities by leveraging Amazon Web Services (AWS).
• Data Persistence & Caching: Implemented Hibernate for ORM and used Redis for caching to optimize data retrieval speeds.
• Infrastructure Management: Incorporated Terraform to foster infrastructure-as-code practices, streamlining deployment processes.
• API Handling: Established sophisticated API Gateways, facilitating efficient routing and request processing.
• Team Collaboration: Beyond coding, I contributed architectural insights, guiding the team towards best practices and innovative solutions.

Jan 2020 – Feb 2022 · 2 yrs 1 mo · Moscow, Russia · On-site

• Role & Project: As a Java Developer for RosAtom, I collaborated with the development team on a turnkey project.
• Core Technology: Utilized Java, accompanied by frameworks like Spring Boot, Spring Cloud, and Spring MVC.
• Architecture: Centered our design around Event-Driven paradigms and Domain-Driven Design (DDD).
• Data Solutions: Integrated databases such as MongoDB, PostgreSQL, and MySQL.
• Search Capabilities: Enhanced application search functionalities using Elasticsearch.
• Messaging: Ensured robust messaging across services with Apache Kafka.
• Containerization: Adopted Docker and Kubernetes for containerizing our services and ensuring scalable deployments.
• Data Persistence: Used Hibernate for ORM functionalities.
• Performance Enhancement: Implemented Redis for caching to boost application response times.
• API Management: Efficiently managed and routed our APIs through API Gateways.
• Design Patterns: Implemented the Command Query Responsibility Segregation (CQRS) pattern for better scalability and separation of concerns.
• Cloud Hosting: Hosted and scaled our solutions on Amazon Web Services (AWS) for maximum reliability.
• Quality Assurance: Ensured code quality and functionality through continuous testing using JUnit.
• Deployment Practices: Adopted Continuous Integration and Continuous Delivery (CI/CD) practices for seamless deployments and updates.
• Version Control: Used Git for source code management and team collaboration.
• Front-end: Facilitated user interactions and interface design using JavaScript.

Feb 2019 – Jan 2020 · 11 mos · Dubai, United Arab Emirates · On-site

• At Synergy, as a Java Developer, I played a pivotal role in enhancing the capabilities of their educational platform. Here's a breakdown of my contributions:
• Java Foundations: Leveraged my Java expertise to write scalable and robust backend code.
• Framework Utilization: Employed the Spring framework for its comprehensive toolset, ensuring efficient and coherent microservices development.
• Microservices: Actively developed and managed services following a microservices architecture, ensuring scalability, resilience, and efficient service-to-service communication.
• Event-Driven Architecture: Adopted an Event-Driven approach, ensuring asynchronous communication between microservices for enhanced performance.
• Messaging & Streaming: Utilized Apache Kafka for robust data streaming capabilities and RabbitMQ for efficient message processing and asynchronous communication.
• Database Management: Integrated and managed databases such as PostgreSQL and MySQL, ensuring efficient data storage, retrieval, and management. Utilized Hibernate for ORM functionalities, ensuring a seamless bridge between our Java applications and databases.
• Data Optimization: Deployed Redis for in-memory data storage and caching, optimizing data retrieval times.
• Design Patterns: Leveraged the Command Query Responsibility Segregation (CQRS) pattern, allowing a clear separation between command and query responsibilities, thus optimizing scalability and maintainability.
• Containerization: Adopted Docker for containerizing services, ensuring consistent and reproducible environments across development, testing, and production stages.
• Cloud Operations: Utilized the Google Cloud Platform (GCP) for deploying, scaling, and managing our applications in the cloud, taking full advantage of its scalability, reliability, and suite of managed services.
• Through this experience, I contributed to the holistic enhancement of the Synergy educational platform, ensuring it remained efficient, scalable, and reliable.

Nov 2015 – Feb 2019 · 3 yrs 3 mos · Moscow, Russia · On-site

• At Web Status, I embarked on my journey into commercial software development. Here's an overview of my experience as a Java Developer:
• Initial Exposure: This role marked my foray into commercial software development, laying the foundational stone for my budding career.
• Java Development: I quickly immersed myself in Java-based projects, delving deep into its rich ecosystem and leveraging its versatility across various applications.
• Volume & Variety: Being part of a web studio renowned for its prolific output, I was fortunate to work on a plethora of projects. This diverse exposure allowed me to encounter a wide range of technical challenges, design considerations, and client requirements.
• Rapid Project Turnover: The fast-paced environment of Web Status equipped me with the ability to swiftly transition between projects, adapt to diverse team dynamics, and get up to speed with varying project scopes in record times.
• Team Collaboration: Working alongside a talented pool of developers, designers, and project managers, I learned the essence of teamwork, effective communication, and the importance of shared responsibility in project success.
• Through my tenure at Web Status, I honed my Java development skills, expanded my technical horizons, and grew proficient in delivering quality software in a high-output setting.