Kalle Hallivuori (Toivonen)
Senior Full-stack Developer, Generalist, Architect
Digital developer with decades of technical experience from embedded systems to global clouds. Still in love with programming and encouraging improvement. Years of experience in facilitating technical teams. Common sense focus on business impact and continuity.
Likes to develop products and services with tight teams, short cycles, and robust quality controls. Appreciates evolving diverse strategic portfolios.
Looking for opportunities to:
Father of three, husband of one, dog owner, 8-bit nostalgist, board gamer, scout leader, social justice dreamer, sole renovator of a wooden house.
web apps, real estate, radio network optimization
training video web app, postgres driver
enterprise deployment system
Other technical languages
AWS (Spacent); Azure (ML pipeline)
here and there
Relevant infrastructure skills
Wise modeling, fast data transfers and transformations, radical optimizations, scaling, special features
EC2+RDS-based deployments in eu-west and cn-north; experimenting with lambdas
multi-AKS ML pipeline; Azure Web Apps with SQL server
Personally preferred cloud because of architectural clarity, GKE
Some Kubernetes setups, Docker in daily use
Clojure, Rust, Golang, Google cloud, Machine learning.
Excellent Finnish; quite sufficient English; sufficient Swedish in writing only.
Development of Flutter mobile app with TypeScript backend; infosec lead 2021-2022.
Growing a team and developing multitier services in clouds, mainly AWS and Azure.
Automating deployments for a large enterprise system.
Figured out clean code, clear architecture and continuous delivery with a team.
Oversaw, facilitated and scripted operation of PCI DSS compliant systems.
Automated testing. Developed a proxy in PHP and CI utilities with Bash and Perl.
Java, C#, C, C++ with wxWidgets, C#, Perl, databases and scrum master in multinational, multisite teams.
Postmaster. Unix systems integration, internal service design and development.
Created processes and tools for support while managed it and helped develop J2EE systems for Sonera.
Web server and application provider. Software developer, both alone and in teams.
Extranet solutions with Perl, C and Informix. Rolled own AJAX.
Planned and implemented IT for local Internet cafe and book publisher.
Created development speed boosting framework with Macromedia Director Lingo.
Kalle Hallivuori leading a coding dojo on test-driven development in 2010.