Role overview

Qualifications

5+ years of relevant professional experience in operations and infrastructure
Strong expertise with Linux command line, shell scripting (especially Bash)
Solid background in IT security and operational security (OpSec)
Deep experience with monitoring, log analysis, and alerting tools

Responsibilities

Maintaining full nodes for various blockchains
Troubleshooting production issues to address technical commitments
Pairing with other engineers to deploy new services
Finding ways to deploy and manage nodes more efficiently

Key facts

Remote from: Central African Republic, Anywhere
Full time
Senior (5-10 years)
Site Reliability Engineer (SRE)
English

Other skills

Willingness To Learn
Communication
Teamwork
Analytical Thinking
Collaboration

About the company

BLOCKSIZE

Blockchain, Crypto & Web3

The new wave of innovation in finance will focus on digital assets and electronic securities. In the near future, all kinds of assets will be issued natively on blockchains or represented in a tokenized format. BLOCKSIZE data, consulting and software services enable new market entrances and traditional players to overcome entry-barriers to these new business opportunities. BLOCKSIZE empowers financial institutions to provide cutting-edge technology for embracing the transformation to digital capital markets. The BLOCKSIZE solutions include compliant market data, oracle operations as well as the issuance, trading, staking and management of digital assets across the lifecycle. Simply put: Passion to enable With a team of experienced financial business professionals and know-how in blockchain technology, BLOCKSIZE enables its clients to transform their business and to leverage emerging regulatory opportunities in digital assets and electronic securities. The BLOCKSIZE advisory services and solutions have a track record in enabling clients to solve complex technical challenges. BLOCKSIZE is headquartered in Germany. The company is transferring German excellence in engineering, compliance, and stability to users worldwide – by ensuring the solutions work in the markets relevant to the customers.

Company details

Company typeStartup

IndustryBlockchain, Crypto & Web3

Company size11 - 50

Links

Website LinkedIn See all jobs

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Job description

Your mission

You will be responsible for maintaining full nodes for various blockchains and finding ways to deploy and manage them more efficiently.
You understand blockchain-specific monitoring in great depth and you will be helping the team cut down on noise by fine-tuning alerts.
You will troubleshoot production issues to address technical commitments and boost sustainability, as well as pair with other engineers to troubleshoot, deploy new services, and figure out how to increase developer velocity and eliminate pain points.

Your profile

Senior-level expertise with 5+ years of relevant professional experience in operations and infrastructure — but still hands-on and close to the systems.
Strong expertise with Linux command line, shell scripting (especially Bash), and automation of operational workflows.
Solid background in IT security and operational security (OpSec); you understand secure infrastructure design and safe key/credential handling.
Deep experience with monitoring, log analysis, and alerting tools; you know how to reduce noise and design meaningful dashboards.
Experience with scripting and configuration management; you write scripts to automate routine tasks and optimize workflows.
Practical knowledge in some of the following technologies: Terraform, Ansible, Helm Charts, Gitlab (CI/CD optional), and scripting languages such as Python.
Proficiency in infrastructure automation, containerization, bare-metal server management, and cloud computing (with a strong focus on GCP).
Proficiency in blockchain technologies and applications, including: Chainlink and/or Pyth, Ethereum, Solana, Avalanche, Lido, SupraOracles.
Experience actively leveraging AI-driven automation, including agents and the Model Context Protocol (MCP) to reduce manual operational overhead and extend system capabilities.

Preferred Knowledge

Experience running blockchain full nodes gives you a considerable advantage; excitement for blockchain, Web 3.0, and decentralized finance.
Setup and management of Kubernetes clusters and comfort in deploying new services on them.
Know-how in exporting metrics via Prometheus and building Grafana dashboards.
Strong desire to grow and challenge yourself.
Excellent experience with GCP (preferred), AWS, or Microsoft Azure.
Agility, self-organization, and openness to learning.
Experience in the financial services and/or capital market domain.
Result orientation, conceptual and analytical thinking.
Collaborative by nature; willing to give and receive feedback.
You enjoy your work, and that shows in your results.
Very good English skills.
Ideally located in Central Europe (CET timezone) or within ±2 hours.

Why us?

Become part of a young and agile team. Grow with Blocksize!
Work up to 100% remotely or enjoy the office in Frankfurt's financial district.
Temporary work from abroad, allowing you to work up to 6 months a year from anywhere in the world.
Continuous and qualitatively unique further training is supported for you.
Excellent infrastructure and benefits (Apple equipment, gym classes, etc.).
Employee Stock Ownership program.