Technical Skills

A comprehensive overview of technical skills built over 12 years across embedded systems, distributed backends, and fintech platforms.

Languages

Kotlin

95%

7+ years Primary language. Spring Boot, coroutines, multiplatform.

Java

90%

10+ years Enterprise applications, Spring framework, JVM internals.

Python

75%

8+ years Scripting, automation, data pipelines, FastAPI.

TypeScript

65%

3+ years React, Node.js, Backstage plugins.

C++

60%

3+ years Embedded systems, chip-level algorithms.

C#

55%

3+ years Desktop applications, game development (Unity).

MATLAB

40%

2+ years Calibration processes, signal processing.

Frameworks

Spring Boot

95%

7+ years REST APIs, hexagonal architecture, Spring Boot 4.

Spring MVC

85%

7+ years Web applications, MVC patterns.

Apache Flink

70%

2+ years Real-time stream processing, fraud detection features.

Micronaut

55%

2+ years Lightweight microservices.

Hibernate

75%

5+ years ORM, JPA, database access.

Architecture & Design

Hexagonal Architecture

90%

5+ years Ports and adapters, domain-driven design.

Event-Driven Systems

90%

6+ years Kafka, RabbitMQ, async messaging.

Microservices

90%

7+ years Service decomposition, API contracts.

API-First (OpenAPI)

95%

5+ years Spec-first design, code generation.

gRPC / Protocol Buffers

65%

3+ years Service-to-service communication.

Data & Messaging

Apache Kafka

90%

5+ years Event streaming, topic management, Terraform.

RabbitMQ

75%

4+ years Message queues, command routing.

MySQL

85%

7+ years Primary RDBMS, Liquibase migrations.

PostgreSQL

80%

5+ years RDBMS, JDBC.

Neo4j

55%

1+ years Graph database, fraud detection POC.

Cassandra / Keyspaces

50%

2+ years Wide-column store, Amazon Keyspaces.

Infrastructure & DevOps

Kubernetes

80%

4+ years Container orchestration, Helm charts.

Docker

85%

5+ years Containerization, multi-stage builds.

Terraform

75%

3+ years Infrastructure as code, Kafka topics, NewRelic.

GitHub Actions

90%

5+ years CI/CD pipelines, custom actions.

Jenkins

65%

4+ years Legacy CI/CD pipelines.

Observability

OpenTelemetry

75%

2+ years Distributed tracing, metrics.

NewRelic

75%

3+ years APM, alerting, dashboards.

Build Tools

Gradle

90%

7+ years Build automation, custom plugins.

Maven

70%

5+ years Dependency management.