Karel
Čančara
Full-Stack Developer
I build product features, internal tools, and workflow software across frontend and backend.
I work best where product work, internal tooling, and operational reality meet.
Frontend and backend in live systems
I work across interfaces, endpoints, integrations, and business logic in systems people rely on every day.
Internal tools that reduce friction
I build dashboards, task visibility tools, and small workflow software that make repeated work easier to handle.
Practical engineering over fluff
I like finding the real bottleneck, making the system clearer, and shipping something people will actually use.
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
TypeScript
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
React
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Angular
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
Next.js
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
C#
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
.NET
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
X++
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
Node.js
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
PostgreSQL
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
Azure
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
AI/ML
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Drizzle
Selected Work
Career Journey
Full Stack Developer
Dynaway
- Build frontend and backend features in Microsoft Dynamics 365 Supply Chain Management, including interfaces, endpoints, integrations, and workflow improvements
- Work in TypeScript, X++, and .NET-based environments to support real operational processes
- Built internal developer tooling, including a Jira/GitHub dashboard that surfaces tasks, PRs, failing pipelines, merge conflicts, and comments in one place
- Improved critical data transfer performance by roughly 10x in production systems
D365 SCM X++ Developer
Dynaway
- Developed backend logic and ERP customizations in Microsoft Dynamics 365 Supply Chain Management using X++ and related platform tooling
- Built endpoints and business logic supporting frontend workflows and enterprise client requirements
Frontend Web Developer
Dynaway
- Built TypeScript and Angular web applications used by 100+ companies
- Improved CI/CD workflows and delivery speed across the team
- Served as Scrum Master for a 5-person development team
Web Developer in Marketing
Dynaway
- Built CMS-integrated website modules and improved product/value presentation across the site
- Worked with teams across the company to translate product capabilities into effective web solutions
- Designed onboarding content and automated email workflows in HubSpot
Co-Founder
AnkeriMedia
- Co-founded a marketing services startup focused on Czech real estate agencies
- Built the company website, created materials, and handled outbound outreach
- Secured 50+ meetings with decision-makers and closed 5 paying customers
Let's get in touch
Ready to work together? I'd love to hear from you.