News & Blog
Case studies, technical articles and company updates from Grow2FIT.
KvaPay — Disaster Recovery for a Crypto Payment Platform
An automated disaster recovery capability for a crypto payment platform — Terraform, Ansible and ArgoCD restoring Kubernetes workloads from version-controlled definitions, validated in a controlled DR test and handed over with an operational runbook.
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GitOps Best Practices
Git as the single source of truth for infrastructure and applications. Implementation strategies, common pitfalls, and how the approach delivers faster deployments with complete audit trails.
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KvaPay — Infrastructure Enhancements & GitOps Deployment
Kubernetes, GitLab CI, Prometheus and Grafana. A GitOps platform built for a regulated fintech — version-controlled, observable, and disaster-recovery ready.
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Appello — Delivery & Testing Assessment
Quick Assessments for a fintech product company — Jira governance, test automation for low-code platforms, and security improvements ahead of audits.
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SkyToll — Automation of Selenium Grid Environment Setup
From a single Selenium instance to a scalable Selenium Grid on MS Azure — Infrastructure as Code with Ansible and parallel test execution.
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ČSOB CZ — DevOps Capabilities Assessment
A structured DevOps assessment across GitOps, Service Mesh, and Observability — actionable, prioritised roadmaps built for a regulated bank.
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SkyToll — Automated Central Monitoring
7 fragmented monitoring systems consolidated into one Grafana platform — automated Jira tickets and environment setup cut from 1.5 days to 25 minutes.
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Grow2FIT Ran Strong at the ČSOB Bratislava Marathon
Two relay teams, one city. The energy, the teamwork, and the city vibes — we'll be back next year.
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Disaster Recovery in Ceph with cephadm, Ceph-CSI & RBD Mirror
A practical guide to disaster recovery for Kubernetes workloads on Ceph — cross-datacenter replication, failover and failback, with the commands to do it.
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Goodbye Summer Party at Skalka near Kremnica
The whole team met up to tackle the Via Ferrata tracks — a day to bond, recharge, and reflect on a year of accomplishments.
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Deutsche Telekom — Open Sovereign Cloud
Engineering an open-source, GAIA-X-aligned sovereign cloud platform — MetalStack infrastructure, Gardener-managed Kubernetes, a Kyma service catalogue, and confidential computing.
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SoftPoint — Improving Infrastructure & Deployment
Kubernetes and PostgreSQL optimisation, GitLab CI auto-deployment, monitoring dashboards, and cloud cost savings — a more efficient, scalable platform for a SaaS workflow product.
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Kubernetes Days Prague 2024: Gabriel Illés on Observability with OpenTelemetry
Our Senior DevOps Engineer presented on observability with the OpenTelemetry Collector in distributed cloud and edge computing.
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Enhance OpenTelemetry gRPC With a Consistent Hash Load Balancer
An envoy-proxy ring-hash load balancer routes data from the same remote source through the same OTel collector replica — cutting duplicate writes and the storage bill that comes with them.
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365.bank — Comprehensive Architecture Review
An independent review of the bank's proposed target architecture across six core banking domains — resulting in a phased, risk-aware modernisation roadmap.
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Leveraging OpenTelemetry for Fault-Tolerant Prometheus Metrics with Envoy Mirroring
A highly available design that pairs the OpenTelemetry Collector with Envoy request mirroring and two Prometheus agents — closing the time-series gaps that show up in Grafana dashboards.
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Raiffeisen Bank International — Designing a Digital Bank's Data Architecture
A scalable, serverless, cloud-agnostic data architecture on AWS for RBI's digital bank — modern and efficient, yet fully compliant and integration-ready.
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Atlas Group — Monitoring, Support & Infrastructure Development
Ongoing Kubernetes monitoring, support and infrastructure development — proactive monitoring, version upgrades, and distributed block storage with LINSTOR.
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The Second Year of Grow2FIT
A look back at our second year — Solargis, Raiffeisen and Deutsche Telekom projects, new clients, a team grown to 35 specialists, and a new Snowflake data competence.
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How to Prepare a Dev/Test Ceph Environment
A step-by-step guide to spinning up a 5-node Ceph cluster with Vagrant and libvirt — a safe place to rehearse upgrades and configuration changes before touching production.
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greenconsus — Jira & Confluence Cloud Migration
A multi-step migration from on-premise Atlassian Server to Atlassian Cloud — zero data loss, stronger security, and lower maintenance costs.
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Ceph Fundamentals Training Course
A hands-on, two-day course on Ceph — architecture, CRUSH, pools and placement groups, cephadm deployment, plus RBD, CephFS and RGW labs. Small groups, individual lab environment, online exam and certificate.
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Solargis — Custom Development of Web Applications
A 10-person Grow2FIT team building modern, serverless, microservice-based web applications for Solargis — the global leader in solar meteorological data.
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A Modern Approach to the Integration Platform
How Service Mesh integrates heterogeneous workloads — VMs, containers, WebSphere, WebLogic — into one observable, secure platform, and modernises or replaces a legacy integration platform without rewriting applications.
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How Can a Modern DevOps Approach Help You?
Why ticket-based, process-heavy IT slows traditional companies down — and how modern DevOps raises quality, automates away errors, and shortens time to market, plus the prerequisites for making the change stick.
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