Senior Software Developer

I craft robust backend systems and optimize databases for high-performance applications. Specializing in Java, Kotlin, and Android development.

  • 10+ years database
  • 5 years API dev
  • 5 years Android

Building Reliable Systems

I'm a passionate developer with over a decade of experience working at the intersection of databases, backend systems, and mobile applications.

My journey in software development has been driven by solving complex problems in the fintech sector. From optimizing database queries that handle millions of transactions to building Android apps that put financial power in users' hands.

I believe in writing clean, maintainable code that stands the test of time. Whether it's a complex database migration or a new feature for a banking app, I approach every project with the same dedication to quality and performance.

Database Expert

10+ years of expertise in database migrations, optimization, and performance tuning for enterprise systems.

Java & Kotlin

Deep proficiency in Java and Kotlin ecosystems, building scalable backend services and APIs.

Android Developer

5 years crafting native Android applications with Kotlin, following modern architecture patterns.

API Specialist

Designing and implementing RESTful APIs that power financial and banking applications.

Technical Expertise

Languages

Java
Kotlin
SQL
Go

Databases

PostgreSQL
MySQL
MariaDB
MongoDB

Tools & Frameworks

  • Spring Boot
  • KTor
  • Gin-gonic
  • JDBC
  • JOOQ
  • Hibernate
  • Flyway
  • Liquibase
  • Android SDK
  • REST APIs
  • Git
  • Docker
  • CI/CD

Featured Work

Selected projects from the fintech and banking sector, handling critical financial operations and enterprise-scale systems.

Fintech

Payment Solutions Platform

Architected high-volume transaction systems with optimized query performance and reliable data integrity for a leading buy-now-pay-later service.

  • Database architecture
  • Transaction optimization
  • API development
Banking

Core Banking Systems

Developed core banking infrastructure focusing on zero-downtime database migrations and seamless API integrations across distributed systems.

  • Database migrations
  • Microservices
  • Data consistency
Mobile Banking

Digital Banking Applications

Built native Android applications featuring secure transaction handling, biometric authentication, and real-time account management.

  • Android development
  • Security implementation

Experience includes work with major European fintech companies and banking institutions

Let's Build Something Together

Looking for a senior developer to help with your database architecture, backend systems, or Android application? I'm open to new opportunities and collaborations.