Programming Languages and DSLs
- Rust
- Go
- JavaScript/TypeScript
- F#
- Java
- C#
- PHP
- SQL
- Cypher QL
- ArangoDB QL
- Delphi
- Custom DSLs
- ANTLR
- PEG Grammar
- BNF/BNFC
Architectural Patterns and Concepts
- Category Theory
- Concurrency
- CQRS
- Developer Experience (DX)
- Domain-Driven Design (DDD)
- Event Sourcing
- Finite State Machines
- Functional Programming
- Flux Architecture Pattern
- Hexagonal Architecture (Port and Adapter)
- Micro Frontend
- Microservices
- Multithreading
- MVC/HMVC
- Onion Architecture
- Object Oriented Programming
- Pub/Sub
- RBAC/ABAC
- Service-Oriented Architecture (SOA)
API Development
- Any Custom protocol
- GraphQL
- REST
- SOAP
- WebSockets
- XML-RPC
Frontend Technologies
- AngularJS/Angular
- React Native
- ReactJS
- Redux
- RxJS
- Vue.js
- WebAssembly
- XState
Backend Technologies
- Doctrine
- Express
- GraphQL (Apollo, Yoga, Vanilla)
- JDBC Type 3 Driver Implementation
- Laravel
- Pest.rs
- ReactPHP
- RedBeanPHP
- Socket.io
- Symfony
- Tokio
- WebAssembly
Testing
- Behavior-Driven Development (BDD)
- Cucumber Framework
- Test-Driven Development (TDD)
Tools and IDEs
- Git
- GitHub Actions
- GitLab CI/CD
- JetBrains tools
- Jest
- Playwright
- React Testing Library
- SVN
- VIM
- VSCode
Database Technologies
- Apache Arrow
- Apache DataFusion
- ArangoDB
- Avro
- ClickHouse
- MongoDB
- MySQL
- Neo4J
- Parquet
- PostgreSQL
- Presto
- Trino
- Redis & Redis Streams
- SQLite
Cloud and DevOps
- Apache Airflow
- AWS (EKS, SQS, SNS, Lambda, IAM)
- Docker
- Docker Swarm
- Kubernetes
- MinIO
- Scaleway Cloud
- Tableau Server