Niko Hoffrén
Software Developer
- 10+ years of experience with Linux systems
- CI/CD, automation, and DevOps tooling: GitHub Actions, GitLab CI, Jenkins, Travis, Bamboo, Ansible, Flux
- Containers & orchestration: Docker, Podman, Kubernetes, Helm
- Cloud & infrastructure: AWS (EC2, S3, EKS, ECS, Lambda, Cognito), Azure (AKS, Functions, Keycloak, Azure AD, VMs, SQL Server, App Services), IaC with Terraform, CloudFormation, Packer
- Backend development: Java & Spring Boot (microservices)
- Integrations & serverless: TypeScript/Node.js (Serverless)
- Frontend & mobile: React, Next.js, Android (Kotlin), Flutter (Dart)
- Databases: PostgreSQL, MySQL/MariaDB, MongoDB, SQL Server
- IIoT & streaming: MQTT, Kafka, SCADA systems, Progress OpenEdge
- Observability & networking: Prometheus, Grafana, ElasticSearch, Jaeger, Kiali, Istio, Envoy, Nginx, Traefik
- Build & tooling: Maven, Gradle, Ant, Postman
- Version control & collaboration: Git, GitHub, GitLab, Bitbucket, Atlassian tools (JIRA, Confluence)
- 6+ years contributing to open-source projects
Technical Skills
Technologies I've worked with and mastered over the years
Certifications
Certifications and achievements
HackerRank Java (Basic)
Certification
Certified in Java programming fundamentals
HackerRank Software Engineer Certification
Certified in Problem Solving, SQL, and REST API
