I am a Senior Full Stack Developer with over 9 years of experience crafting enterprise-grade applications using Java, Scala, Kotlin, and Spring Boot. I specialize in microservices, event-driven, and distributed architectures, and I have a passion for building scalable backend services integrated with databases and APIs. Additionally, I am proficient in deploying serverless functions on AWS Lambda and developing full-stack solutions with Angular and React, while implementing CI/CD pipelines and ensuring robust testing, monitoring, and security. Throughout my career, I have successfully delivered high-performance systems across fintech, digital platforms, and SaaS industries. My experience spans legacy system migrations, real-time monitoring dashboard implementations, and enhancing system reliability and security, which have helped businesses reduce costs and improve performance and user engagement.

Arman Yekzekov

I am a Senior Full Stack Developer with over 9 years of experience crafting enterprise-grade applications using Java, Scala, Kotlin, and Spring Boot. I specialize in microservices, event-driven, and distributed architectures, and I have a passion for building scalable backend services integrated with databases and APIs. Additionally, I am proficient in deploying serverless functions on AWS Lambda and developing full-stack solutions with Angular and React, while implementing CI/CD pipelines and ensuring robust testing, monitoring, and security. Throughout my career, I have successfully delivered high-performance systems across fintech, digital platforms, and SaaS industries. My experience spans legacy system migrations, real-time monitoring dashboard implementations, and enhancing system reliability and security, which have helped businesses reduce costs and improve performance and user engagement.

Available to hire

I am a Senior Full Stack Developer with over 9 years of experience crafting enterprise-grade applications using Java, Scala, Kotlin, and Spring Boot. I specialize in microservices, event-driven, and distributed architectures, and I have a passion for building scalable backend services integrated with databases and APIs. Additionally, I am proficient in deploying serverless functions on AWS Lambda and developing full-stack solutions with Angular and React, while implementing CI/CD pipelines and ensuring robust testing, monitoring, and security.

Throughout my career, I have successfully delivered high-performance systems across fintech, digital platforms, and SaaS industries. My experience spans legacy system migrations, real-time monitoring dashboard implementations, and enhancing system reliability and security, which have helped businesses reduce costs and improve performance and user engagement.

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Experience Level

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Language

English
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Work Experience

Senior Full Stack Developer at EtonDigital
August 31, 2025 - September 4, 2025
Led development of distributed microservices using Java, Scala, and Kotlin to scale core systems supporting over 1 million monthly active users. Migrated legacy fintech services to serverless AWS Lambda functions, reducing infrastructure costs by 25% without compromising performance. Modernized web platforms using React and Angular, achieving a 30% improvement in load times. Integrated PostgreSQL and MongoDB with external APIs optimizing transaction-heavy operations. Designed CI/CD pipelines using Jenkins and GitLab, enabling weekly releases and reducing deployment failure rates by 40%. Implemented real-time monitoring with Prometheus and Grafana, cutting incident resolution time by 35%. Secured sensitive user and payment data using Spring Security, OAuth2, and JWT.
Senior Full Stack Developer at IPF Digital
February 28, 2022 - September 4, 2025
Developed enterprise backend systems in Java and Spring Boot for global lending platforms across 10+ markets. Used event-driven architecture with Apache Kafka to improve throughput and enable near real-time loan approvals. Built and optimized REST and GraphQL APIs for secure data exchange with internal and third-party systems. Automated CI/CD pipelines with Jenkins for continuous testing and faster delivery. Containerized applications using Docker and Kubernetes to enhance scalability and uptime. Increased test coverage by 35% using JUnit, Mockito, and Selenium. Worked closely with UI/UX teams to create Angular dashboards for improved financial reporting and business intelligence.
Full Stack Developer at Legimi S.A.
December 31, 2019 - September 4, 2025
Engineered backend microservices in Java for ebook distribution platforms serving hundreds of thousands of active users. Implemented scalable Digital Rights Management workflows for secure content licensing and delivery. Deployed applications on AWS Lambda and EC2 for cost-efficient serverless distribution. Strengthened authentication and authorization through integration of Spring Security with OAuth2 and JWT. Enhanced React-based frontend applications, increasing user engagement and session duration by 20%. Established monitoring pipelines with Grafana dashboards to proactively detect system bottlenecks.
Full Stack Developer at BEIT
March 31, 2016 - September 4, 2025
Developed monolithic enterprise applications using Java and Spring Boot, later modularized into services. Designed optimized MySQL database schemas, reducing query times by 15%. Created Angular-based responsive user interfaces improving internal workflow efficiency. Improved software reliability with automated JUnit tests, lowering production bugs by 20%.

Education

Bachelor’s degree of Computer Science at University of Wroclaw
January 11, 2030 - April 1, 2015

Qualifications

AWS Certified Developer – Associate
April 1, 2023 - September 4, 2025
Microsoft Certified: Azure Developer Associate
January 1, 2023 - September 4, 2025
Docker Certified Associate
July 1, 2021 - September 4, 2025

Industry Experience

Financial Services, Software & Internet