Fractional CTO / Principal Product Software Engineer

Principal Software Engineer and Architect with 19 years of experience in building scalable and maintainable software solutions. Specializes in full-stack development with a focus on backend technologies. Driven by impact, with expertise in leading teams, designing complex architectures, and software development. Proven ability to scale organizations for rapid delivery with startup experience. A dedicated software craftsman who excels in transforming complex challenges into elegant, maintainable code. Passionate about software craftsmanship principles, fostering high-quality code and continuously adding value.

Leadership Skills
Team Leadership: Mentoring and motivating technical teams.
Stakeholder Management: Communicating with executives, clients, and teams.
Vendor Management: Managing vendor relationships and contracts.
Agile Methodologies: Improving Agile practices, focusing on the Agile Manifesto principles.
Innovation and Creativity: Fostering a culture of innovation.
Strategic Vision: Setting and communicating the vision for technology initiatives to align with business goals.

Programming Languages
Java, Kotlin, Typescript, Javascript, PHP, Python, Rust, Dart

Frameworks
Spring Boot, Quarkus, Micronaut, Axon, Camunda, Flutter, React, N8N, LangGraph

Web Technologies
HTML, CSS, REST APIs

Cloud Technologies
AWS (Lambda, Step Functions, ECS, Glue, S3, MSK, Kinesis), GCP (Pub/Sub)

DevOps Tools
IaC (AWS CDK, Terraform), Kubernetes, Jenkins, GitHub Actions, Docker

Databases and Big Data
PostgreSQL, IBM DB2, MongoDB, Elasticsearch, DynamoDB, Databricks, Spark, Kafka

Architectural Patterns
Microservices, Modular Monolith, CQRS, Event Sourcing, Hexagonal Architecture, Clean Architecture, Domain Driven Design

Testing & Monitoring
JUnit, Mockito, Selenium, Jest, Prometheus, Grafana, ELK Stack

Security
OAuth, JWT, SSL/TLS