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Ajay K.AK

Ajay K.

Fullstack Developer | Java | Angular | Springboot

€600/day
Ghent, BE
15+ years

Average response time: 1 hour

About Ajay

Experienced Senior Fullstack Java Developer with 14+ years of expertise in Java 21, Spring Boot, and Spring
Cloud, Angular, and microservices. Passionate about building scalable, high-performance backend systems
and solving complex technical challenges.
  • Expertise in Java, Spring Boot, RESTful APIs, and microservices.
  • Experienced in Kafka, distributed systems, and cloud-native applications.
  • Proficient in Docker, Kubernetes, and CI/CD pipelines.
  • Skilled in troubleshooting, performance optimization, and working in distributed teams.
  • I write clean, maintainable code following TDD, SOLID, KISS, and other best practices.
  • English

    Native or bilingual

Can work on-site
Ghent (up to 50km)

Experience

  • NC
    Principal Java Developer/ Technical Lead
    HEALTH AND WELLNESS
    September 2019 - Today (6 years and 9 months)
    Ghent, Belgium
    • Architected and implemented a scalable microservices infrastructure for the new Health Insights service on Azure, resulting in a 15% increase in user adoption within the first 3 months.
    • AHI is an AI service built on the top of Azure OpenAI specs and the internal LLM model of Microsoft.
    • Reduced cloud operating costs by 15% by migrating to Cosmos DB and relocating binary data to Blob storage, optimizing infrastructure.
    • Developed a website in Angular and Spring Boot for onboarding customers to Azure Health Insights. The website was featured at RSNA and HIMSS, contributing to a significant boost in brand visibility and interest in the Azure Health Insights service.
    • Created SDKs in Java, Python, and JavaScript, making the Azure Health Insights service more accessible to a diverse range of developers across industries, increasing cross-industry adoption.
    • Refactored legacy codebase into gRPC-based microservices, improving performance by 20% and enabling seamless, low-latency communication for high-throughput applications.
    Java Spring boot Angular Docker Kubernetes Azure DevOps Typescript Python 3
  • Melexis
    Senior Java Consultant
    AUTOMOBILE
    January 2019 - August 2019 (7 months)
    Ypres, Belgium
    • Led the architecture and implementation of new Spring Boot services using TDD, achieving 85% unit test coverage and ensuring robust, defect-free deployments.
    • Integrated Spring Security with Key-cloak to manage role-based access control (RBAC) and OAuth2 authentication, reducing security breaches by 26%.
    • Streamlined code optimization processes, leading to a 20% boost in unit testing efficiency.
    • Deployed and managed highly available, distributed applications using Docker, Kubernetes, and CI/CD pipelines, ensuring 99.9% uptime and seamless auto-scaling.
    Java SpringBoot Angular Hibernate Keycloak Spring Security
  • Honeywell
    Senior Java Developer
    May 2015 - December 2018 (3 years and 7 months)
    Kortrijk, Belgium
    ✦ Led the development of the eSignature product at Honeywell, handling all stages from concept to maintenance, generating $23 million in revenue.
    ✦ Collaborated with various teams and senior management to propose software solutions, ensuring clear communication and alignment in product development.
    ✦ Coordinated with a 36-member team across six locations, fostering effective cross-functional teamwork.

    Skills: Java 8, SpringBoot, JIRA, TDD, Git, Maven, IntelliJ, Oracle, REST API, ActiveMQ, Angular, Minimum Viable Product (MVP), Spring Security, OAuth, Keycloak, BDD, Integration Testing

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Education

  • Bachelor of Engineering
    ITM University
    2010
    Bachelor of Engineering

Skill set

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