Fullstack Developer

Technologies we use

Expected

• C#
• .NET
• TypeScript
• React.js
• SQL

Optional

• AWS
• Docker
• Kubernetes
• GitLab

About the project

Tech Stack:

Architecture: Microservices, Microfrontends, Event-Driven Architecture, Pub/Sub, Domain-Driven Design (DDD), CQRS

Backend: C#, .NET

Frontend: React, TypeScript

Data & Messaging: PostgreSQL, Redis, Amazon S3, Apache Kafka

Infrastructure & Cloud: Docker, Kubernetes, AWS

Your responsibilities

• Develop and maintain full-stack features within a geographically distributed, domain-driven microservices platform.
• Take ownership of features from implementation and testing through to release, ensuring long-term maintainability and scalability.
• Participate in code reviews, providing and receiving feedback on design, readability, and maintainability while strengthening engineering judgment.
• Deliver high-quality, well-tested, performant code and apply the appropriate level of engineering to each task.
• Collaborate closely with Product Owners, Team Managers, and teammates during planning, estimation, and refinement activities.
• Leverage AI-powered development tools in daily work and stay up to date with emerging technologies and best practices.

Our requirements

• Minimum 4 years of commercial experience as a Fullstack Developer working with C#/.NET and TypeScript.
• Strong knowledge of C#, .NET, and backend development fundamentals.
• Experience building modern web applications with React, TypeScript, Responsive Web Design, and contemporary frontend patterns.
• Solid understanding of design patterns, clean code principles, and software quality best practices.
• Ability to manage complexity by designing simple, maintainable solutions and recognizing when code becomes difficult to understand.
• Proficiency in writing SQL queries and working with relational databases.
• Hands-on experience with AI-powered development tools and a strong interest in keeping up with industry developments.
• Ability to work independently while actively seeking support when needed and sharing knowledge with teammates.
• Strong analytical thinking and problem-solving skills.
• Collaborative mindset, excellent communication skills, and a positive, proactive attitude.

Optional

• Experience working with distributed services across multiple geographical regions.
• Interest in application and system performance optimization.
• Familiarity with CQRS and Event Sourcing patterns.
• Experience with microfrontend architectures.
• Knowledge of observability practices, including logging, monitoring, and distributed tracing.
• Experience with cloud platforms (AWS preferred), Docker, Kubernetes, and CI/CD pipelines (e.g., GitLab).

What we offer

• Private medical care, including a dental package, for you and your family
• Group life insurance for you and your partner
• Multisport card as part of the Worksmile package
• 40 hours for professional development during work hours,
• Free group language lessons,
• Access to platforms like: OpenUp, GoodHabitz, Pluralsight
• Worksmile cafeteria with 520 points per month,
• Referral bonus (starting from 6,500 PLN gross, depending on the position),
• Chill room with table football and PlayStation

This is how we work on a project

• Clean Code
• code review
• Continuous Deployment
• Continuous Integration

Development opportunities we offer

• development budget
• external training
• industry-specific e-learning platforms
• intracompany training
• support of IT events
• technical knowledge exchange within the company

Benefits

• sharing the costs of sports activities
• private medical care
• sharing the costs of foreign language classes
• sharing the costs of professional training & courses
• life insurance
• remote work opportunities
• flexible working time
• fruits
• integration events
• no dress code
• video games at work
• coffee / tea
• drinks
• leisure zone
• employee referral program
• charity initiatives

Recruitment stages

• Intro Call (20 min)
• Technical Interview
• Final Interview (30 min) 
• Feedback & Final Decision

Clause Regarding the Prohibition of Assistance Tools During Recruitment Interviews

In the interest of equal opportunity and transparency in the recruitment process, we would like to inform you that during job interviews (both remote and in-person), the following are not permitted: - the use of tools based on artificial intelligence (AI), including chatbots, response generators, translators, or content creation aids, - recording of interviews without prior and explicit consent from a company representative, - the use of applications that generate automatic notes or transcriptions of meetings (e.g., Notion AI, Otter.ai, Fireflies, etc.).

Technologies we use:

Backend

C# 13, .NET 9

Microservices, CQRS, DDD, Event Sourcing

PostgreSQL, Redis, Elastic Search

Kafka

Swagger, Docker

Frontend

React ecosystem, TypeScript

SASS, Web Components, Stencil, Shadcn

Jest, Vitest, Testing Library

Webpack, Babel, Vite

TanStack Query

Tools & Practices

Gitlab, Docker and Docker Compose

Visual Studio, Resharper, Rider

Design patterns and clean code practices (OOP, SOLID, DDD)

Shiji Poland

Shiji Group provides software solutions and services for the hospitality, food service, retail and entertainment industries, ranging from hotel management solutions, to food and beverage and retail systems, payment gateways, data management, online distribution and more.

Founded in 1998 as a network solutions provider for hotels, and later changed to a software provider for the whole consumer market, Shiji Group today comprises 5,000 employees in 80+ subsidiaries and brands, serving over 91,000 hotels, 200,000 restaurants and 600,000 retail outlets.

Shiji is committed to connecting the global business of hospitality. We provide an integrated suite of technological solutions that empower hotel, retail, food, and entertainment companies to better connect with their guests.