Jobs

We are looking for a Middle .NET Developer to join a project with a Ukrainian telecom operator.

Requirements:

— At least 3 years of commercial experience with .NET (C#)

— Strong knowledge of OOP, Design patterns

— Solid knowledge of .NET Core / .NET 6+, including memory management, collections, generics, async/await, multithreading

— Experience with ASP.NET Core (Web API, MVC), including asynchronous processing

— Entity Framework Core + Dapper

— SQL (MS SQL)

— Experience with Dynamics 365 CRM (integration, plugin development, workflows, actions)

— REST API design and development

— Familiar with Maven/Gradle equivalent in .NET (NuGet, MSBuild)

— Team player with good communication skills

— Technical English

— Higher technical education

Would be a plus:

— Profiling tools, memory/thread dumps, understanding of thread states

— Experience with xUnit, NUnit, MSTest, Moq, Testcontainers

— Message brokers (Kafka)

— CI/CD (Azure DevOps)

— Jira and Confluence

— Understanding of idempotency in APIs

Job Responsibilities:

— Development and support of microservices and CRM plugins

— Integration of .NET services with Dynamics 365 CRM

— Writing unit tests

— Troubleshooting using logs, dumps, and profilers

About us

We build software that moves the automotive world forward. We partner with dealers and OEMs to bring their sales and back-office operations online, streamline document flows, and elevate customer experience. After three decades in the industry, we’re combining fresh talent with hard-won domain know-how to modernize how vehicles are sold and managed.

What you’ll work on

• Re-engineering our core desktop application for performance, reliability, and maintainability.
• Designing and delivering a wrapper/launcher that orchestrates and launches the company’s suite of solutions.
• Implementing file storage and retrieval backed by S3 or MinIO.
• Helping digitize the vehicle sales journey with practical, modern software.
• Partnering with business stakeholders to refine requirements and convert them into elegant technical designs.
• Assisting with the PostgreSQL move from AWS to a self-hosted environment.
• Adopting best practices alongside senior engineers and contributing to a learning culture.

Requirements

• 3+ years of professional .NET experience (C#, .NET Core / .NET Framework).
• Working knowledge of object storage (S3/MinIO).
• Familiarity with PostgreSQL and relational data modeling.
• Curiosity about AWS and on-prem/self-hosted setups.
• Solid grasp of software architecture and common design patterns.
• Proactive mindset, quick learning, and strong collaboration skills.

Nice to have

• Experience digitizing operational or sales processes.
• Exposure to infrastructure tooling (self-managed servers, Docker, Kubernetes, CI/CD).
• Interest in distributed systems and microservices.

What you’ll get

• A seat at the table on a cornerstone rebuild from day one.
• Mentorship from senior engineers and space to grow.
• Ongoing learning opportunities and access to modern tooling.

🚀At Acropolium, we’ve been building innovative software solutions and consulting for 22 years with a partnership-first approach. Now we’re looking for a proactive Backend .NET Developer to help us build reliable, scalable, and secure backend systems for high-traffic platforms. Your contribution will directly impact product performance and reliability.

Position:

Backend .NET Developer

Work format:

Remote-first (flexible schedule), collaboration with international teams.

Responsibilities:

• Design, build, and maintain scalable APIs and backend services.
• Ensure performance, reliability, and security in high-traffic systems.
• Integrate and maintain payment flows (checkout, refunds, webhooks).
• Own services from design through deployment (CI/CD with GitHub Actions, running on K8s).
• Monitor and troubleshoot using Grafana, Elasticsearch, and Kibana.
• Collaborate with frontend, DevOps, product, and design teams.
• Continuously improve backend infrastructure and system architecture.
• Mentor and share knowledge within the team.

Requirements:

• Strong experience with C# and .NET Core / .NET 8 (soon .NET 9).
• Proven track record in building APIs, background jobs, and distributed systems.
• Solid experience with PostgreSQL, Redis, and messaging systems.
• Familiarity with Stripe or other payment platforms and handling sensitive data.
• Comfortable with Kubernetes and containerized deployments.
• Experience with CI/CD pipelines (GitHub Actions).
• Skilled in using Elasticsearch/Kibana for monitoring and log analysis.
• Proactive, autonomous, and quality-focused mindset.

Nice to have:

• Experience with .NET 9 (upcoming migration).
• Knowledge of additional cloud platforms (AWS, Azure, GCP).
• Experience with other payment providers beyond Stripe.
• Familiarity with microservices architecture and event-driven systems.
• Contributions to open-source projects or strong GitHub portfolio.

Hiring process:

1️.Call with our HR team.
2️.Technical interview.
3️.Final conversation with hiring manager.
4️.Offer & onboarding — welcome aboard! 🚀

Working conditions & Benefits:

💙 On average, team members stay at Acropolium for more than 5 years.
🤝 Strong internal communication & empathy — we’re human-first, KPI-second.
👨‍👩‍👧‍👦 Family values & social engagement are encouraged.
👋 Warm onboarding welcome.
🗣️ We listen, respond, and support individual growth.
📚 Learning culture: internal training + freedom to choose external courses.
📈 Personal development plans (PDPs) to help you grow your career.
🎖️ Ongoing care for employees in the military.
🧾 Transparent performance reviews & compensation — you’ll always know where you stand.
🌍 Work from anywhere (remote-first flexibility).
🌴 20 paid vacation days annually.

💬 Sound like your kind of challenge? If you’re passionate about backend development and thrive in high-impact projects — let’s talk. Join us and let’s DARE TO CREATE the future together.

Job requirements

• Proficiency in C# programming language and .Net Framework.
• Good understanding of multi-threaded processing and thread synchronization.
• At least 2 years of commercial development experience in WPF or Avalonia.
• Experience in external systems integration. 
• Experience in code review.
• Experience in unit and integration testing.

Responsibilities

• Supporting and enhancing the current product.
• WPF or Avalonia interfaces development.
• Application performance improvement.
• Participating in task assessment and elaboration.

We offer

• Engaging work environment with highly qualified specialists.  
• Opportunities for professional development and career growth.  
• Competitive paid time off and paternity leave.  
• The chance to work in an international company with a diverse team. 
• Compensation for the English language course.  
• Gym membership reimbursement.  
• Comprehensive health insurance coverage.  
• Flexible remote work options. 

We are looking for a motivated Middle/Senior .NET + Azure Developer to join our Managed Service project team. The role focuses on validating customer connectivity setups in Azure

Key Responsibilities:

• Develop and maintain solutions using C#/.NET;
• Work with Azure services: Storage, Service Bus, WebJobs, App Services, DevOps;
• Automate processes using PowerShell;
• Collaborate with the team and contribute to infrastructure improvements.

Requirements:

• 3+ years of professional experience with C#/.NET
• Hands-on experience with Azure (Storage, Service Bus, App Services);
• Experience with Azure DevOps (pipelines), Azure Storage, Azure Service Bus, WebJobs;
• Proficiency in PowerShell scripting;
• Good English communication skills for working in an international team.

Working Conditions:

• International distributed team;
• Required availability until 11:00 AM PST / 20:00 CET;

Locations:

• Serbia, Poland.

We are looking for a motivated Middle/Senior .NET + Azure Developer to join our Managed Service project team. The role focuses on validating customer connectivity setups in Azure

Key Responsibilities:

• Develop and maintain solutions using C#/.NET;
• Work with Azure services: Storage, Service Bus, WebJobs, App Services, DevOps;
• Automate processes using PowerShell;
• Collaborate with the team and contribute to infrastructure improvements.

Requirements:

• 3+ years of professional experience with C#/.NET
• Hands-on experience with Azure (Storage, Service Bus, App Services);
• Experience with Azure DevOps (pipelines), Azure Storage, Azure Service Bus, WebJobs;
• Proficiency in PowerShell scripting;
• Good English communication skills for working in an international team.

Working Conditions:

• International distributed team;
• Required availability until 11:00 AM PST / 20:00 CET;

Locations:

• Serbia, Poland.

Are you an ambitious developer with expertise in C#?

Are you ready to embrace the challenge of building a next-generation AI-powered business process management web platform from scratch?

We’re looking for an advanced professional who is not only proficient in coding, but also isn’t afraid to change the IT industry and make a significant impact.

As a Mid-level .NET Developer on our team, you will work with other experts, collaborating on high-quality solutions, and your daily tasks will be:

• Developing and maintaining the back-end services (Tables Service) of our new internal web applications.

• Collaborate with other developers and stakeholders to identify and implement new features that improve the platform’s usability, maintainability, and scalability.

• Writing clean, maintainable, and efficient code.

• Diagnose and resolve system problems.

• Keeping up to date with the latest technologies and trends.

• Performing reviews and providing mentorship to less experienced colleagues.

• Be a strong leader and voice of our .NET team (for Lead-level applicants).

YOU’LL STAND OUT IF YOU HAVE:

• 3+ years’ experience with C#.

• Experience with modern frameworks, such as .NET/.NET Core or equivalent.

• Analytical skills and ability to turn a concept into a working solution.

• Experience with distributed system development.

• Good understanding of software development lifecycle.

• Understanding of Clean Code & Clean Architecture principles.

• Strong communication skills & prior experience leading a team (for Lead-level applicants).

• Experience in AI/ML, DevOps, IoT and engineering area will be a nice advantage.

WHY PICHE?

• Our project is a groundbreaking initiative aimed at creating a multi-lingual, cutting-edge web platform utilizing the newest technologies and tools.

• This is a greenfield project, providing the opportunity to work from the ground up on a truly innovative product.

• Our aim is to utilize AI technologies wherever possible to enhance and optimize our product, taking advantage of the vast potential that AI has to offer.

WE’RE HAPPY TO PROVIDE YOU WITH:

• Salary $1800 gross or higher, adjusted to your expertise.

• Fully remote work opportunities.

• Cutting-edge AI project with no analogue within the industry.

• Paid day-off on your Birthday.

• A lot of nice benefits.

• Breathtaking challenges, where everything is possible.

• Great attitude from colleagues and creative management.

If you’re passionate about your craft, eager to learn and grow, and ready to be part of a groundbreaking project that’s set to change the landscape of the IT industry, we’d love to hear from you.

Client

Our client provides platforms that help streamline music rights management, digital distribution, and data-driven decision-making for artists, labels, and content creators worldwide.

Position overview

Join our distributed Agile team to ensure top-quality solutions for leading industry clients through sharp analysis, complex system testing, and keen attention to detail

You'll join a distributed Agile team dedicated to delivering high-quality solutions for some of the biggest names in the industry. We are looking for an experienced .NET backend developer who can quickly bring value in a dynamic environment.

This position includes a sign-on bonus.

Responsibilities

• Design, develop, and maintain backend services and APIs
• Implement new features and enhance existing functionality
• Conduct code reviews and ensure adherence to best practices
• Collaborate closely with the front-end team and other stakeholders
• Troubleshoot, debug, and resolve technical issues
• Optimize application performance and scalability

Requirements

• 5+ years of backend web application development experience, including 4+ years with C#
• Strong experience with .NET Core (recent versions)
• Solid understanding of software architecture and design patterns
• Experience with database modeling and optimization (SQL and/or NoSQL)
• Hands-on experience with web services and RESTful APIs
• Proficient understanding of Git version control
• Ability to build scalable and maintainable backend solutions with a long-term vision
• Strong sense of ownership over code and product
• Ability and willingness to step into an existing project
• Experience with AWS services
• Strong spoken English skills

Вітаю! У команду нашого іноземного партнера шукаємо C# розробника. Нижче сюди кріплю опис.
Надаємо бронювання.
Буду рада вийти на короткий дзвінок і поспілкуватись.

💻 C# Developer

📍 Remote | Full-Time
💼 Long-term project with a European IT services company
 

We’re looking for a C# Developer to join a long-term project for our international client, who is helping businesses scale their technical teams, maintain infrastructure, and implement innovative technology solutions.
The main focus is backend development - building reliable and scalable systems using C# and .NET. You’ll work as part of a distributed team and take part in improving existing functionality, integrating APIs, and developing new features.

📌Responsibilities

- Develop and maintain backend systems and APIs using C# (.NET Core or newer)

- Collaborate with the engineering team to design and implement new features

- Write clean, maintainable, and well-documented code
- Participate in code reviews and testing processes

📌Requirements

- 3+ years of commercial experience with C# and .NET

- Good understanding of backend development principles

- Experience working with databases (SQL Server or similar)

- English: Intermediate+ (for communication with the international team)
Would be s great bonus:

- Experience with AI-assisted development tools (e.g., GitHub Copilot, ChatGPT API, LangChain)

📌What We Offer

• Remote-first cooperation with flexible working hours
• Long-term engagement with a stable European IT services company
• Supportive and transparent engineering culture
• Competitive compensation and regular performance reviews

Заздалегідь дякую за відгук!

About us:

We are a team of highly-skilled developers who share a common passion for the work we deliver. Our vision for software development starts with a thorough analyze of our customer's needs that allows us to integrate the functionality of coding into a solid architecture that will ultimately result in business success.

Our developing services are tailor-cut to suit the individual needs of our clients, and we deliver optimal results whether you are a business with ever changing goals or an established company that is looking into a product that can streamline day-to-day operations.

Requirements:

• 5+ years of commercial experience in software development
• Knowledge of Microsoft 365, SharePoint or Graph is a must
• Basic knowledge and experience with Azure technologies
• Solid understanding of OOP/OOD
• Good knowledge of SOLID design principles
• Good knowledge of relational DB concepts
• Solid understanding of our core technologies (C# (.NET Core), REST API’s)
• Solid understanding of javascript/CSS/HTML
• Basic understanding and experience with Docker
• Knowledge of Blazor is a plus
• Knowledge of .NET reflection is a plus
• Knowing your strong sides and weak points is a must
• Motivated, determined and independent engineer
• Problem solving skills

• Strong communication skills is a must

   

Work conditions:

• 100% remote work (full time)
• Variety of technology
• Contract work

We are looking for an enthusiastic and proactive Intern .NET Developer to join our dynamic team!

Requirements:

— Good knowledge of Solid and OOP;

— Good knowledge of .NET Core, ASP.NET Core;

— Basic knowledge of MS SQL (Dapper);

— Basic knowledge of Unit testing;

— Understanding of Git, CI/CD;

— Basic understanding of Agile principles and Scrum methodology;

— Upper-Intermediate English level (both written and spoken).

Would be a plus:

— Basics of Docker, Kubernetes, Azure;

— Understanding of Microservice architecture;

— Basic knowledge of Angular and TypeScript;

— Attention to detail;

— Practice experience in projects.

About the project:

Our project is a compliance recording and assurance solution. It enables organizations to record all regulated employee communications — traditional, unified, and mobile — while ensuring compliance with global regulations. Thus, it is used in various industries, especially in financial services: banks, investment firms, and trading desks, as a powerful solution for reputation risk management.

We offer:
— 3-month Internship schedule: Monday to Friday, 10.00-19.00;
— Office-based/remote work;
— No time trackers or other bureaucratic measures;
— Practical experience on internal projects;
— Networking with experienced professionals willing to share their knowledge and experience;
— Opportunity to obtain a contract with HYS Enterprise as a Junior specialist;
— Gifts for birthdays and professional holidays;
— Participation in internal and external events.
Upon successful completion of the internship and mutual agreement to proceed with a contract, the candidate is expected to commit to working with us for a minimum of one year.

🌟 About the Role

Join as a Senior .NET Engineer and help shape the digital experiences of tomorrow.
With over 100M+ users in 25 countries, our client is a leading global food tech company. You’ll work in a large cross-functional team, explore modern technologies, and grow your expertise.

🛠 Responsibilities

• ✅ Develop & support integrations between Salesforce and other systems
• ✅ Write tests to ensure high code quality
• ✅ Investigate and fix application bugs
• ✅ Follow coding standards & document your work clearly

✅ Requirements

• ✔ Strong knowledge of C# / .NET and web app development
• ✔ Experience with SQL / NoSQL databases and message brokers
• ✔ Proficiency in design patterns & best practices
• ✔ Background in unit and integration testing
• ✔ Familiarity with CI/CD pipelines
• ✔ AWS experience is a must
• ✔ Willingness to learn Apex (similar to Java)

➕ Nice to Have

• Java experience
• Salesforce knowledge
• Understanding of application security concepts

🎯 What’s in It for You

• Community: Work with top professionals in an open, collaborative culture
• Growth: Contribute to global-scale projects and explore new domains
• Learning: Internal events, Udemy access, language courses, certifications
• Flexibility: Remote or office — your choice
• Care: Medical insurance, mental health support, legal & financial assistance

• Project Description:

  We are hiring a Senior BizTalk specialist for one of our clients, which work with largest investment fund in Qatar.
  Relocation is for 1 year with possible prolongation.

• Responsibilities:

  • Participate in requirements clarification and sprint planning sessions.
  • Design and develop BizTalk orchestrations, schemas, maps, pipelines, and adapters.
  • Implement end-to-end integration solutions across systems like ERP, CRM, databases, and web services.
  • Develop custom pipeline components, orchestration helpers, and business logic using C#/.NET
  • Writing unit and integration tests.
  • Support QA teammates in the acceptance process.
  • Resolving PROD incidents as a 3rd line engineer.

• Mandatory Skills Description:

  * Min 7 Years of experience in IT/Data
  * Bachelor in IT or related field.
  * Exceptional logical reasoning and problem-solving skills
  * Programming: Proficiency in .Net and C#
  * SQL: Strong expertise in writing and optimizing complex SQL queries, preferably with experience in databases such as PostgreSQL, MySQL, Oracle, or Snowflake.
  * ETL Tools: Familiarity with ETL tools & processes
  * Version Control: Proficiency with version control tools like Git to manage codebases and collaborate on development.

• Nice-to-Have Skills Description:

  • Understanding of Investment Data domain.
  • MS PBI (Power Bi)
  • Snowflake
  • IBM StreamSets
  • MS Fabric
  • Alteryx
  • ServiceNow
  • MicroStrategy (BI tool - now Strategy)

• Languages:
  • English: C1 Advanced

What We’re Building 

We are redefining the enterprise software experience—where security, usability, and enterprise control coexist seamlessly. By embedding core security and IT needs directly into the products, we empower organizations with complete control while delivering the familiar, smooth experience users expect. Our customers include some of the world’s top companies, and we’re now tackling an even bigger challenge: creating the ultimate secure workspace for the modern enterprise. 

Why Join Us? 

• Collaborate with Brilliant Engineers: Work with professionals who value clean architecture, maintainable code, and long-term scalability. 

• Innovate with Modern Cloud Technologies: Focus on performance, resilience, and security at scale. 

• Commit to Quality: Build testable, high-quality software in an environment that prizes automation and best practices. 

• Solve Complex Challenges: Tackle problems at the intersection of security, infrastructure, and user experience. 

• Hybrid Work Environment: Enjoy the best of both worlds with our flexible, hybrid model based in a vibrant office in the Warsaw city center. If you're excited by the idea of shaping the future of enterprise work—where security and productivity go hand in hand—we’d love to hear from you. 

Requirements Core Engineering Expertise 

• Deep understanding of software engineering fundamentals including test automation, dependency injection, software architecture, and SOLID principles. 

• Ability to master and apply key engineering concepts regardless of programming language. 

Experience • 

Minimum of 7 years delivering robust, scalable software in complex environments. 

• Previous tenure in one or two startups working at high pace, developing significant products at scale. 

• Proven track record in leading features and projects end-to-end. 

• Experience mentoring junior engineers and leading by example in collaborative team settings. 

• Strong analytical skills to break down complex problems and architect effective, efficient solutions. 

• Comfortable with evolving technologies and agile development practices. 

Technologies 

• Hands-on experience with .NET Core, React, and TypeScript (mandatory). 

Background 

• Strong preference for candidates with experience in well-regarded software companies that provide solutions to startups (especially in Poland), or other organizations building complex, large-scale products. • Candidates coming from recognized and reputable startups/companies in the market. 

Personal Qualities • High motivation and eagerness to develop and learn continuously. 

• Must hold a valid work visa.

About Us:

Entravel is a member’s club for discounted luxury travel and white-label hotel platform provider focusing on the crypto industry, backed by VCs and prominent European founders. Our hotel product is incredibly strong; we offer more than one million properties, and our rates are amongst the lowest in the world. In fact, on most 5* hotels you won’t find a platform with lower rates than Entravel.

What We’re Looking For:

We are actively seeking a talented and experienced Senior Backend Developer specializing in C# to join our dynamic team. As a key member of our development team, you will help architect and implement robust backend solutions that power our innovative hotel booking platform.

Core Skills:

• 5+ years of professional experience with C# and .NET Core (3.1–8).
• Strong understanding of asynchronous programming, LINQ, and dependency injection.

• Proven experience building scalable, distributed systems and microservices.

   

Databases:

• Proficiency with PostgreSQL (schema design, query optimization, migrations).
• Experience with MongoDB for document-oriented data models.
• Working knowledge of Redis for caching and distributed state management.

Messaging & Event Streaming:

• Hands-on experience with RabbitMQ for message queuing.
• Familiarity with Kafka for event-driven architectures and streaming data pipelines.

Monitoring & Observability:

• Experience integrating and using Kibana, Prometheus, and Grafana for logging, metrics, and alerting.

DevOps & Cloud:

• Strong understanding of Docker containerization and image optimization.
• Practical experience deploying and managing services on Google Cloud Platform (GCP) (e.g., GKE, Cloud Run, Pub/Sub, Cloud SQL).

General Engineering Practices:

• Deep knowledge of RESTful APIs and gRPC service design.
• Solid grasp of CI/CD pipelines and Git-based workflows.
• Commitment to clean architecture, unit testing, and code quality.
• Ability to mentor engineers and contribute to architectural decisions.

Soft Skills:

• Excellent problem-solving and analytical thinking abilities.
• Strong communication skills, able to collaborate effectively across teams in both English and Ukrainian.
• High sense of ownership, accountability, and responsibility for deliverables and system reliability.

Nice to Have:

• Experience with IaC tools (Terraform, Pulumi).
• Knowledge of performance profiling and application security best practices.
• Familiarity with domain-driven design (DDD) and event sourcing.

We offer:

• Flexible Start: Set your own comfortable working hours that accommodate your individual needs.
• Competitive Salary: High standards of remuneration reflecting your contribution and skills.
• Vacation: Enjoy 22 days of vacation for full rejuvenation and life enjoyment.
• Sick Leave: Ensure your health with 15 days of sick leave per year.
• Special Leave Cases: Support for significant life events such as weddings, childbirth, or the loss of a close family member.