You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Kristian StærkKS

Kristian Stærk

Software developer and infrastructure engineer

€400/day
Aarhus, DK
15+ years

Average response time: 1 hour

About Kristian

I am a detail-oriented professional with a strong inclination towards delivering precise and effective
solutions. My experience has instilled a deep understanding of the necessity for security in depth
across all layers of the technology stack. I recognize that robust security is not an afterthought but
must be integral to design, from networking to the application layer. While I strive for excellence in
every task, I recognize the importance of pragmatism and efficiency when operating in dynamic,
fast-paced environments. I prioritize clear objectives and am proactive in voicing concerns regarding
unrealistic plans or potentially adverse decisions. I am committed to producing high-quality, secure
code within established timelines and possess the capacity to manage both strategic oversight and
meticulous attention to detail. My academic background provides a robust theoretical foundation,
which I have continually expanded through self-directed learning. I maintain a strong commitment to
continuous learning and professional development.
  • Danish

    Native or bilingual

  • English

    Fluent

Can work on-site
Aarhus (up to 50km)

Experience

  • Building Blocks - Digital Systems
    Owner & Consultant
    January 2026 - Today (5 months)
    Aarhus, Denmark
    ●​ Infrastructure & Automation: Providing specialized expertise in infrastructure
    design and the implementation of Infrastructure as Code (IaC) to streamline
    operations and enhance scalability.
    ●​ Security & Modernization: Driving migrations toward memory-safe solutions to
    eliminate entire classes of vulnerabilities and strengthen system resilience.
    ●​ Jurisdictional Autonomy & Digital Sovereignty: Consulting on the design of
    systems that eliminate reliance on services within undesired jurisdictions, ensuring clients maintain full operational control and legal independence regardless of geographic or political shifts.
    IT-Security Python SQL GO Linux
  • Google
    Site Reliability Engineer
    November 2019 - December 2025 (6 years and 1 month)
    Dublin, Ireland
    • ● Engineered and maintained core Consensus services (e.g., distributed locking, leader election, and synchronized time) critical to the reliability and consistency of Google's planet-scale distributed systems.
    • ● Cultivated and demonstrated leadership by proactively leading cross-functional reliability initiatives and mentoring junior SREs on high-stakes system design and operational best practices.
    • ● Drove significant improvements in system security, performance, and operational efficiency for infrastructure components handling enormous load and complexity.
    • ● Applied a deep understanding of distributed systems to ensure "security in depth" and stability in core services leveraged by internal and external Google products.
    GO Python SQL Linux
  • Fullstack Development ApS
    Owner & Consultant
    December 2017 - October 2019 (1 year and 10 months)
    Aarhus, Denmark
    • ● Sought out independent consulting work to focus on projects requiring in-depth technical expertise and complex problem-solving.
    • ● Provided specialized services including full-stack development, advanced troubleshooting, data migration, asynchronous processing implementation, and source code audits.
    • ● Offered technical due diligence and sanity checks for proposals from external vendors.
    Ruby Perl OpenBSD Vagrant

Recommendations

Be the first to recommend Kristian

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Bachelor (not complete)
    Aarhus University
    1999
    Computer Science
  • High school
    Tørring Amtsgymnasium
    1996
    High school

Skill set

Categories