Full-Stack Developer - .NET/TypeScript, Hybrid

IntellectEU; Kraków; Hybrid; PLN 180,000 - 270,000; Full time

Job summary

IntellectEU in Kraków, Poland, is hiring a software engineer to join our hybrid team. You will implement and operate core backend and frontend services, build API-first connectors, and ensure secure, scalable solutions in a fast-paced fintech environment.

We value practical experience with .NET/C#, TypeScript, Angular, REST/event-driven architectures, Azure and CI/CD. You’ll collaborate across teams, document interfaces, and participate in DevOps practices to deliver reliable software for our

Qualifications

• Strong knowledge of .NET (C#).
• Extensive hands-on proficiency in TypeScript and Angular.
• Experience designing and consuming REST APIs and/or event-driven architectures.
• Good understanding of the software development life cycle (SDLC) and Agile methodologies.
• Experience with cloud platforms (Azure preferred) and modern DevOps practices.
• Familiarity with CI/CD pipelines, Git, and automated testing frameworks
• Strong analytical and problem-solving skills.
• Great communication and interpersonal skills.

Responsibilities

• Implement and operationalize core backend and frontend services with fault tolerance, security, and scalability.
• Build API-first services integrating blockchain networks, third-party provider solutions, and internal systems with strong consistency guarantees.
• Implement secure service communications using cryptographic signatures, key management, and zero-trust architecture principles.
• Operationalize event-driven systems using Apache Kafka and asynchronous messaging patterns.
• Implement robust concurrent and asynchronous processing patterns for multi-threaded workloads.
• Integrate Web3 SDKs and libraries for on-chain interactions, transaction signing, and state monitoring.
• Produce and maintain high test coverage via automated unit, integration, and functional testing frameworks within CI/CD pipelines.
• Produce and maintain technical documentation, API specifications, and operational runbooks.

Skills

.NET/C#

TypeScript

Angular

REST APIs

Event-driven architectures

Agile methodologies

Azure

DevOps

CI/CD

Git

Automated testing

Communication

Analytical skills

Tools

Azure

CI/CD pipelines

Job description

IntellectEU in Kraków, Poland, is hiring a software engineer to join our hybrid team. You will implement and operate core backend and frontend services, build API-first connectors, and ensure secure, scalable solutions in a fast-paced fintech environment.

We value practical experience with .NET/C#, TypeScript, Angular, REST/event-driven architectures, Azure and CI/CD. You’ll collaborate across teams, document interfaces, and participate in DevOps practices to deliver reliable software for our