Senior Azure Engineer

🏢 Summary: The offer is for a cloud integration engineer role focused on migrating legacy enterprise integration systems to Azure Integration Services within a large-scale transformation program. The position combines hands-on development and architectural design in a Migration Factory team rebuilding critical interfaces using Azure-native solutions. It involves designing scalable cloud integrations, implementing CI/CD pipelines, and delivering production-ready enterprise integration architectures. 🗂️ Requirements: Strong experience with Azure Integration Services, Experience with Logic Apps, Service Bus, API Management, Event Grid, Azure Functions, Hands-on experience with Azure DevOps and CI/CD pipelines, Experience with Azure Data Factory, Experience with Bicep for Infrastructure as Code, Strong development experience in .NET, Experience designing integration architectures, Knowledge of enterprise integration patterns, Ability to rebuild and migrate legacy enterprise interfaces to Azure, Ability to work independently in delivery-focused environment 📃 Skills: Azure, LogicApps, ServiceBus, APIManagement, EventGrid, AzureFunctions, AzureDevOps, AzureDataFactory, Bicep, .NET, C#, CI/CD, BizTalk 🏢 Description: Zaven is a software company from Wrocław, Poland. We build high-quality custom software for essential industries. Our focus is on practical results and trusting our people, not on strict rules or long processes. If you want to work with smart teams to build important software, and you want to avoid big company bureaucracy, this is the place for you. Join a high-impact cloud transformation initiative focused on modernizing a global enterprise integration and data landscape. This role is part of a strategic migration from legacy platforms to Azure Integration Services (AIS) and broader Azure-native solutions. You will be part of a dedicated “Migration Factory” team responsible for rebuilding critical enterprise interfaces while contributing to the design and implementation of a modern cloud architecture. The role combines hands-on development with architectural input—starting from analyzing existing systems to delivering scalable, production-ready Azure solutions. This is a greenfield-style environment within an established framework, offering strong architectural support alongside a high degree of ownership and autonomy. Key Responsibilities: Analyze and map existing integration and data landscapes (EAI flows and enterprise systems) Design modern, scalable Azure-based integration architectures Rebuild and migrate enterprise interfaces to Azure Integration Services Develop and implement cloud-native solutions using Azure services Collaborate with architects and stakeholders to define technical blueprints Ensure high-quality, reliable, and maintainable integration solutions Support CI/CD processes and deployment pipelines Required Skills & Experience: Strong experience with Azure Integration Services , including: Logic Apps Service Bus API Management Event Grid Azure Functions Hands-on experience with: Azure DevOps (CI/CD pipelines, deployments) Azure Data Factory Bicep (IaaC) Solid development experience in .NET / C# Experience designing and implementing integration architectures Understanding of enterprise integration patterns and messaging systems Ability to work independently in a fast-paced, delivery-focused environment Nice to Have: Experience with BizTalk Server (migration scenarios highly valued)

🏢 Summary: Role focused on rebuilding around 30 complex ERP integration interfaces into a modern, cloud-native architecture using Azure Integration Services. The position involves designing and implementing scalable integration processes from scratch in Microsoft Azure, primarily with Azure Logic Apps and related services. The project follows a structured delivery model and emphasizes reliable asynchronous messaging and integration patterns. 🗂️ Requirements: Commercial experience with Azure Logic Apps, Strong proficiency in .NET and C#, Hands-on experience creating Azure Functions, Solid knowledge of Azure Service Bus (queues, topics, subscriptions), Strong understanding of integration patterns (EAI), Experience with data mapping, error handling, and monitoring in distributed systems 📃 Skills: Azure, LogicApps, .NET, C#, AzureFunctions, ServiceBus, EAI 🏢 Description: Zaven is a software company from Wrocław, Poland. We build high-quality custom software for essential industries. Our focus is on practical results and trusting our people, not on strict rules or long processes. If you want to work with smart teams to build important software, and you want to avoid big company bureaucracy, this is the place for you. We are looking for an experienced Azure Integration Developer and a true Azure Logic Apps enthusiast - to join a large migration project for our international client. The goal is to rebuild ~30 complex integration interfaces (message exchange between ERP systems like JDE, NAV, and external systems) into a modern, 100% cloud-native environment based on Azure Integration Services (AIS) using a Factory Delivery model. Your task will be to build the integration logic from scratch in the Microsoft Cloud. You don't need to know the legacy system we are migrating from – what matters most is how well you can build reliable, scalable integration processes in Azure. What you will be doing: Building new integration flows primarily based on Azure Logic Apps . Creating and deploying data transformations (often based on XSLT/XML/SOAP) using Azure Functions . Handling asynchronous communication and message routing using Azure Service Bus . Developing solutions according to the prepared target architecture (specific Inbound / Outbound patterns). Integrating with other cloud services: API Management, Azure Key Vault, Azure App Configuration. Following development standards – including Infrastructure as Code ( Bicep ) and CI/CD processes ( Azure DevOps ). Required Skills & Experience: Azure Logic Apps – this is a hard requirement. You must have commercial experience in building, maintaining, and monitoring Logic Apps. .NET / C# – fluent coding skills, especially in the context of Azure Functions. Azure Functions – ability to create functions from scratch, strong understanding of triggers and bindings. Azure Service Bus – solid understanding of queues, topics, subscriptions, and asynchronous messaging patterns. Integration Experience – strong grasp of integration patterns (EAI), data mapping, error handling, and monitoring in distributed systems. Nice to have: Hands-on experience and fluency in using Azure API Management . Experience with XSLT / XML transformations and familiarity with SOAP / REST protocols. Experience with Infrastructure as Code, preferably Bicep (alternatively ARM Templates / Terraform). Knowledge of Azure DevOps (creating and maintaining CI/CD pipelines). Familiarity with Azure Event Grid. Any knowledge of Microsoft BizTalk Server is a plus (it will help with reading legacy code), but it is not required.

🏢 Summary: Senior-level role in a high-stakes migration project focused on rebuilding 28 critical enterprise interfaces from BizTalk Server to Azure Integration Services using a factory delivery model. The position involves modernizing architecture, implementing complex transformations, and owning full DevOps and IaC processes within Azure. The role offers high autonomy with strong architectural support in an enterprise integration environment. 🗂️ Requirements: Advanced commercial experience with Azure Integration Services, Strong expertise in Logic Apps, Azure Functions, Service Bus, API Management, Senior-level proficiency in C# and .NET, Experience designing Enterprise Integration Patterns, Strong XSLT transformation skills, Hands-on experience with Bicep, Experience managing CI/CD pipelines in Azure DevOps, Knowledge of Azure Key Vault, Experience with OAuth2 Client Credentials authentication 📃 Skills: Azure, LogicApps, AzureFunctions, ServiceBus, APIManagement, C#, .NET, XSLT, Bicep, AzureDevOps, KeyVault, OAuth2, BizTalk, EAI, GS1 🏢 Description: Zaven is a software company from Wrocław, Poland. We build high-quality custom software for essential industries. Our focus is on practical results and trusting our people, not on strict rules or long processes. If you want to work with smart teams to build important software, and you want to avoid big company bureaucracy, this is the place for you. Project Overview: Join a high-stakes integration project as we modernize a global enterprise's middleware landscape. We are currently in the process of migrating a massive integration platform from Microsoft BizTalk Server to Azure Integration Services (AIS) . We have successfully migrated numerous components over the last few years, and we are now launching a dedicated "Migration Factory" sub-project to rebuild a specific package of 28 critical interfaces . This is a greenfield-style team within an established framework, where you will have full architectural support but high autonomy in delivery. The Scope of Work: Factory Delivery Model: Rebuild 28 inbound/outbound interfaces (JDE/NAV/ERP) from legacy BizTalk orchestrations to Logic Apps (Consumption) . Architecture Modernization: Transition from BizTalk BRE to Azure Rule Engine and move from heavy canonical models to streamlined Logic App run states. High-Volume Logic: Handle interfaces that manage over 1,000 configurations across various ERP instances. Transformation & Mapping: Implement complex logic using XSLT executed via Azure Functions . Automated Lifecycle: Full ownership of IaC (Bicep) and CI/CD (Azure DevOps) using existing enterprise templates. Technical Requirements Core Requirements (Must-have): Advanced Azure Integration Services (AIS): Extensive commercial experience with Logic Apps, Azure Functions, Service Bus, and API Management. Senior-level Programming: Advanced knowledge of C# and the latest .NET ecosystem. Enterprise Integration Patterns (EAI): Proven experience in designing and implementing complex integration patterns (routing, transformation, aggregation). Mapping Expertise: Strong proficiency in creating, testing, and versioning XSLT transformations. DevOps/IaC: Hands-on experience with Bicep and managing release pipelines in Azure DevOps. Security: Practical knowledge of Azure Key Vault and OAuth2 (Client Credentials) authentication. Nice to have (The "Migrator" Profile): MS BizTalk Server Legacy: Experience with versions 2013/2016/2020 —specifically understanding Schemas, Mappings, Orchestrations, and the Business Rules Engine (BRE). GS1 Standards: Familiarity with GS1 XML message formats.

🏢 Summary: Offer for an experienced Software Engineer to build AI-first applications and advanced agentic systems using modern LLM frameworks, with strong ownership over architecture and delivery. The role focuses on developing RAG-based solutions and integrating large language models into production systems in collaboration with US partners. 🗂️ Requirements: Strong hands-on proficiency in Python, Commercial experience with LangChain, LangGraph, or CrewAI, Experience integrating large language models (OpenAI, Anthropic, Azure OpenAI), Practical experience with Vector Databases, Strong understanding of RAG architecture, Experience designing and building REST APIs, Ability to independently own end-to-end technical delivery 📃 Skills: Python, LangChain, LangGraph, CrewAI, OpenAI, Anthropic, Azure, RAG, REST, APIs, VectorDB, LLM 🏢 Description: Zaven is a software company from Wrocław, Poland. We build high-quality custom software for essential industries. Our focus is on practical results and trusting our people, not on strict rules or long processes. If you want to work with smart teams to build important software, and you want to avoid big company bureaucracy, this is the place for you. We are looking for an experienced Software Engineer for whom AI is not just a trendy buzzword, but a practical tool for building advanced products. You will join a team dedicated to creating intelligent, AI-first applications, working in close collaboration with our partners in the USA, and will have a real impact on the architecture and delivery process — we are looking for someone with a strong sense of ownership. If you are passionate about building agentic systems and working with cutting-edge Language Models, you are exactly the person we are looking for. What exactly will you be doing?: Developing advanced AI agent systems and co-agent frameworks utilizing LangChain, LangGraph, or CrewAI. Building and refining RAG (Retrieval-Augmented Generation) systems designed to process complex compliance and operational documentation. Designing and implementing dedicated AI-first applications along with smart integrations between various systems and APIs. Required Skills & Experience: Python Mastery: Strong, hands-on proficiency in Python as your primary programming language. AI Frameworks: Commercial experience with LangChain, LangGraph, or CrewAI. LLM Integrations: Proven track record of integrating large language models (OpenAI, Anthropic, Azure OpenAI). AI Infrastructure: Solid understanding and practical experience with Vector Databases and RAG architecture. Backend / API: Experience in designing, building, and integrating REST APIs. Delivery Ownership: High level of autonomy, proactivity, and end-to-end responsibility for the technical delivery of features. Nice to have: Cloud Platform: Hands-on experience with the Microsoft Azure environment. Data Platforms: Familiarity with Microsoft Fabric and Databricks.

🏢 Summary: Senior .NET Lead Developer role focused on leading delivery of Azure-based applications for an international client. The position involves driving code quality, performance optimization, architectural improvements, and mentoring developers while collaborating with QA, DevOps, and product teams. The role also includes decomposing monolithic systems and ensuring production reliability and release readiness. 🗂️ Requirements: 8+ years of software development experience, Strong experience with C# and .NET, Strong experience with ASP.NET Core and Web API, Strong experience with Entity Framework and EF Core, Strong experience with Azure (App Services, Azure SQL, Application Insights, Azure DevOps, CI/CD), Experience with performance optimization in production systems, Experience leading developers and conducting code reviews, Experience with CI/CD pipelines 📃 Skills: C#, .NET, ASP.NET, WebAPI, EFCore, Azure, AppServices, AzureSQL, ApplicationInsights, AzureDevOps, CI/CD, Redis, Angular, React, ServiceBus, Storage, APIManagement 🏢 Description: Zaven is a software company from Wrocław, Poland. We build high-quality custom software for essential industries. Our focus is on practical results and trusting our people, not on strict rules or long processes. If you want to work with smart teams to build important software, and you want to avoid big company bureaucracy, this is the place for you. Now we’re looking for a .NET Developer to join our team on a project for one of our international clients. We need a hands-on .NET lead developer who can own delivery, improve code quality, mentor developers, and work closely with architecture, QA, DB, DevOps, and product stakeholders. What exactly will you be doing?: Leading development work across .NET, C#, and Azure-based applications. Reviewing and improving code quality, performance, maintainability, and reliability. Working on application performance optimizations, including async/await, EF Core usage, caching, API design, memory allocation, HttpClient usage, long-running processes, and error handling. Supporting the decomposition of monolithic functionality into modular components or services. Partnering with QA teams on testability, regression coverage, defect triage, and release readiness. Mentoring mid-level developers and raising engineering standards. Collaborating with product and business stakeholders to clarify requirements and reduce rework. Participating in production issue analysis and root-cause reviews. Required Skills & Experience: 8+ years software development experience. Strong C#, .NET, ASP.NET Core, Web API experience. Strong Entity Framework / EF Core experience. Strong Azure experience: App Services, Azure SQL, Application Insights, Azure DevOps, CI/CD. Experience improving performance and reliability in production systems. Experience leading developers, reviewing code, and setting engineering standards. Strong communication skills with both technical and non-technical stakeholders. Nice to have: Angular / React / front-end experience. Redis / distributed caching. Azure Front Door, API Management, Service Bus, Storage. Insurance, fintech, or regulated environment experience. Experience with test automation and CI/CD quality gates.

🏢 Summary: Long-term B2B role focused on building, operating, and improving an enterprise-scale Azure cloud platform with strong emphasis on automation, security, and developer experience. The position involves designing CI/CD pipelines, implementing landing zones and policy-as-code, and integrating cloud services with enterprise systems. Work is hybrid (Warsaw office) with occasional business trips and collaboration in an international environment. 🗂️ Requirements: 3+ years of experience with Microsoft Azure including operations, Strong Infrastructure as Code skills, Knowledge of CAF and Enterprise Scale best practices, Understanding of security and compliance standards, Experience with CI/CD pipelines, Experience with DevOps practices, Experience working in Agile methodologies 📃 Skills: Azure, Bicep, Terraform, CI/CD, DevOps, IaC, CAF, Agile, APIs 🏢 Description: Start : Flexible Contract : B2B, long term cooperation Work model : 3 days from the Warsaw office per week Project language: English/Polish Business trips: to Denmark occasionally Recruitment process: case study + 1 meeting You will play a key role in building, operating, and continuously improving our cloud platform and automation capabilities. Your mission is to enable scalable, secure, and compliant cloud adoption through everything-as-code , strong engineering practices, and deep integration between cloud services and existing enterprise systems. A key focus of the role is to continuously improve platform usability and developer experience . We strive to make the platform intuitive, well-documented, and easy to work with – so development teams can focus on delivering business value rather than dealing with complexity. Responsibilities Design, build, and operate the Enterprise Scale Foundation platform and CI/CD pipelines. Improve platform usability, reliability, and developer experience. Implement and manage Landing Zones, guardrails, and policy-as-code. Develop automation using IaC, APIs, and reusable workflows. Build integrations with enterprise systems (e.g., ITSM, identity, data). Ensure security, compliance, and governance standards are met. Collaborate with teams to drive platform improvements and enable self-service. Requirements 3+ years of experience with Microsoft Azure (including operations). Strong Infrastructure as Code (IaC) skills (Bicep, Terraform) Knowledge of CAF / Enterprise Scale best practices. Understanding of security and compliance (preferably financial sector).Experience Experience with CI/CD, DevOps, and Agile methods. Previous experience with Customer Exeprience.

🏢 Summary: Long-term backend role focused on building and maintaining system integrations in an Azure-native environment using C#/.NET. The position involves developing APIs and microservices, working with cloud services, and improving CI/CD and Infrastructure as Code solutions within an Agile/SAFe setup. The project connects internal and external systems to support real business operations. 🗂️ Requirements: Minimum 3 years of experience as a Backend or .NET Developer, Strong experience with C# and .NET 6+, Experience building and maintaining system integrations, Hands-on work with REST APIs, message queues, FTP, microservices, Experience with Azure or other cloud platforms (AWS, GCP), Basic knowledge of Infrastructure as Code, Experience with CI/CD pipelines, Experience working in distributed systems or microservices architecture 📃 Skills: C#, .NET, Azure, AWS, GCP, REST, APIs, Microservices, MessageQueues, FTP, Terraform, Bicep, Pulumi, AzurePipelines, GitHubActions, GitLabCI, Jenkins, TeamCity 🏢 Description: Do you want to build integrations that power real business operations across the globe? Are you ready to work in an Azure-native environment where you can grow your skills in cloud, messaging, and microservices? If you enjoy learning on the job and working closely with business and Scrum teams, this project could be a great fit. Join a long-term integration team in Poland, contributing to solutions that connect systems for clients, partners, and internal teams. Key responsibilities Develop backend applications in C# / .NET Build and maintain integrations between systems (APIs, messaging, microservices) Work with cloud services (mainly Azure) Support and improve CI/CD pipelines and Infrastructure as Code (IaC) solutions Troubleshoot and resolve integration issues Collaborate with other application teams in an Agile/SAFe-based environment Ideal candidate profile At least 3 years of experience as a backend or .NET developer Practical experience with C# and .NET (6+) Experience with system integrations (REST APIs, message queues, FTP, microservices) Familiarity with cloud platforms (Azure preferred, AWS/GCP acceptable) Basic understanding of Infrastructure as Code (Azure Bicep, Terraform, Pulumi) and CI/CD pipelines (Azure Pipelines, GitHub Actions, GitLab CI/CD, Jenkins, TeamCity) Comfortable working in a distributed systems / microservices environment Team-oriented, communicative, and eager to learn from both business and technical teams Conditions Location: Gdańsk (Olivia Centre) Work model: Hybrid (2-3 days in the office) Employment type: B2B Project duration: Long-term cooperation expected; the first contract for 6-12 months Salary: 100-150 PLN/h Recruitment steps Initial call with a KUBO recruiter Interviews with the client Decision and feedback

🏢 Summary: Senior / Lead Cloud Architect role focused on designing, implementing, and evolving enterprise-scale Microsoft Azure environments in complex IT landscapes. The position combines strategic architecture leadership, hands-on infrastructure automation, and technical ownership across Azure cloud transformation projects. It involves leading cloud initiatives, establishing governance and security standards, and driving DevOps and automation practices. 🗂️ Requirements: 10+ years of IT experience, Several years in senior or lead cloud architecture roles, Proven experience designing and implementing complex Azure environments, In-depth knowledge of Microsoft Azure and Cloud Adoption Framework, Experience with containers and cloud-native services, Experience with infrastructure automation, Very good German (minimum B2), Good English (written and spoken) 📃 Skills: Azure, CAF, Docker, Kubernetes, Terraform, Bicep, CI/CD, DevOps, LandingZones, Governance, Automation, Cloud 🏢 Description: Senior / Lead Cloud Architect (m/f/d) – Microsoft Azure 📍 Location: Wrocław (Poland) | Model: Full-time | Employment Type: Permanent You’re passionate about designing enterprise-scale cloud architectures, bring in-depth Azure knowledge, and want to help shape digital transformation in complex IT environments? Then join our team in Wrocław as a Senior / Lead Cloud Architect (m/f/d) – with strategic influence, high-level responsibility, and exciting client projects. Your Future Work Environment You’ll become part of our international cloud team, working closely with project managers, engineers, presales, and stakeholders. In this role, you will take ownership of designing, implementing, and evolving scalable, secure Azure architectures – from early presales through to successful delivery. What You Can Expect: Azure Architecture Leadership – Design and further development of enterprise-grade Microsoft Azure environments – Setup of landing zones, governance models, and scalable infrastructure Technical Leadership & Mentoring – Lead cloud initiatives and mentor other engineers and architects – Establish best practices for security, automation, and infrastructure management Project Responsibility & Client Engagement – Lead technical workstreams in Azure cloud projects – Act as a trusted advisor to internal and external stakeholders Automation & DevOps Enablement – Build automated infrastructure using tools like Terraform or Bicep – Promote DevOps culture and CI/CD practices across teams Presales & Solution Design – Support presales by running workshops, creating target architectures, and estimating effort – Collaborate with sales and project management on tailored solutions Security & Compliance – Ensure cloud architectures meet security, compliance, and data protection standards – Develop and implement governance strategies What You Bring to the Table: Experience – 10+ years of IT experience, including several years in senior or lead cloud architecture roles – Proven track record in designing and implementing complex Azure environments Technical Expertise – In-depth knowledge of Microsoft Azure, including landing zones and CAF (Cloud Adoption Framework) – Experience with containers (Docker, Kubernetes), cloud-native services & infrastructure automation Soft Skills – Analytical mindset, decision-making strength, and leadership capability – Excellent communication and mentoring skills across technical and non-technical teams Languages – Very good German (minimum B2) and good English skills (written & spoken) What We Offer You: Innovative Projects – Strategic cloud transformation initiatives with mid-sized and enterprise clients Team & Culture – Collaborative working environment, flat hierarchies, and respectful communication Flexible Work Setup – Hybrid work model with modern equipment and home office options Professional Development – Tailored certifications and further training (e.g. Azure Expert, Terraform Associate) Events & Benefits – Regular team events, company bike program, health initiatives & employee discounts About digatus As a full-service IT group, we support companies in their digital transformation – from cloud architecture and IT operations to software development. Over 130 colleagues work across Germany and Poland on future-proof IT solutions. 📩 Ready to take the next step in your career? Send your CV (no cover letter required) to: personal@digatus.com Even if you don’t meet every single requirement – we’d love to hear from you!

🏢 Summary: Development of scalable, cloud-native applications using C#/.NET in a microservices architecture on Microsoft Azure. The role focuses on building high-performance, containerized systems, ensuring quality through CI/CD practices, and optimizing performance in modern cloud environments. Position requires strong engineering expertise and experience in travel-related solutions. 🗂️ Requirements: 5+ years experience with C# and .NET, 3+ years experience developing travel-related solutions, Experience with modern cloud architectures, Expertise in Microsoft Azure, Experience with containerized applications, Experience with SQL and NoSQL databases, Strong knowledge of microservices architecture, Understanding of API design principles, Knowledge of clean architecture and SOLID principles, Experience with CI/CD practices 📃 Skills: C#, .NET, Azure, SQL, NoSQL, Microservices, Containers, APIs, CI/CD, SOLID 🏢 Description: Our Client is a rapidly growing European technology company developing advanced digital solutions used by thousands of customers worldwide. The organization focuses on building scalable platforms and innovative products that support operational efficiency and business growth. Their engineering teams work in modern cloud environments and emphasize quality, user experience, and continuous delivery. The company operates internationally and continuously invests in product development and technology excellence. 📍 Location: Warsaw - once per week in the office 🚀 Your responsibilities Develop clean, scalable code using C# / .NET in microservices architecture and cloud-native environments Test and deploy systems and applications on Microsoft Azure Monitor and optimize system performance , identifying and resolving issues proactively Act as a technical expert for the system and support other internal teams Work in an Agile squad , with strong focus on user experience, quality assurance, and CI/CD practices Contribute to the engineering culture by sharing knowledge and applying best practices Work on projects that directly impact the company’s growth and product development 🎯 Our requirements 5+ years of professional experience in software development using C# / .NET and modern cloud architectures 3+ years of experience developing travel-related solutions Strong understanding of core software engineering principles and API design Proven expertise in building and managing high-performance containerized applications on Microsoft Azure Experience designing and managing SQL and NoSQL databases Deep understanding of microservices architecture, clean code, clean architecture, and SOLID principles Professional English proficiency ⭐ Nice to have Working knowledge of Angular / AngularJS Familiarity with AI tools supporting development workflows Experience working in Agile / Scrum environments Thank you for all applications. We will contact selected candidates. TQLO Sp. z o.o. – Employment Agency (KRAZ 33580)

🏢 Summary: Backend role focused on designing and maintaining enterprise-grade cloud environments on Microsoft Azure for an advanced MCP-based AI platform. The position involves building scalable backend systems, multi-tenant architectures, and production-ready infrastructure supporting large-scale enterprise adoption. You will contribute to AI-driven, high-availability systems used by hundreds of thousands of users. 🗂️ Requirements: 5+ years commercial experience in scalable web applications and backend systems, Strong knowledge of .NET Framework and C#, Experience with ASP.NET MVC and Web API 2, Proficiency in MS SQL and Entity Framework, Experience designing and implementing REST APIs and GraphQL, Hands-on experience with Microsoft Azure services, Understanding of microservices architecture and API management, Knowledge of Cloud Design Patterns, Experience building Enterprise SaaS applications, Experience with Clean Architecture, DDD, CQRS, Event Sourcing, Knowledge of vector databases and semantic search in RAG systems, Experience integrating ML/AI APIs in production, Experience designing high-availability and high-volume systems, Familiarity with DevOps practices and Agile methodologies 📃 Skills: C#, .NET, ASP.NET, WebAPI, MSSQL, EntityFramework, REST, OData, GraphQL, Azure, AzureAppServices, AzureFunctions, CosmosDB, AzureServiceBus, AzureSQL, AzureSearch, Microservices, CQRS, DDD, CleanArchitecture, EventSourcing, DevOps, Agile, SaaS, MCP, ML, APIs, MLOps, VectorDB, RAG 🏢 Description: We build innovative digital products for the modern workplace in the Cloud, and we need your expertise. Want to work on backend systems that power real enterprise AI — not just another standard web application? Join us and help develop one of the first enterprise-grade MCP platform implementations in Poland. As part of our team, you will: Utilize your extensive knowledge of cloud computing, system integration, and software development, Design and maintain cloud environments on Microsoft Azure that serve as the experimental backbone for the MCP Graph Broker — one of the first implementations of its kind for enterprise AI in Poland, Configure and validate multi-tenant isolation, load balancing, and real-time monitoring mechanisms, ensuring that research on the Orchestration Layer translates into architecturally sound, scalable solutions, Prepare production-grade environments for enterprise-scale adoption — from controlled lab conditions through to infrastructure serving 500,000+ daily users across banking, retail, and public sector. Apply if you have: Proven 5+ years of commercial experience in building scalable web applications, backend services, and enterprise-grade systems, Strong knowledge of .NET Framework, ASP.NET MVC, Web API 2, MS SQL, Entity Framework, REST, and OData, Familiarity with Azure services and best practices (e.g., Azure App Services, Azure Functions, Cosmos DB, Azure Search, Azure Service Bus, Azure SQL), A solid understanding of Azure cloud services, microservices, and API management, Familiarity with Agile methodologies, DevOps practices, and modern software development tools, Knowledge and ability to apply Cloud Design Patterns, Experience in building Enterprise SaaS applications, Knowledge and experience of .NET / C# and design patterns: Clean Architecture, DDD, CQRS, Event Sourcing, Experience in designing and implementing REST API and GraphQL — with emphasis on enterprise-grade APIs, Knowledge of vector databases and semantic search techniques (e.g., Azure AI Search) in the context of RAG (Retrieval-Augmented Generation) systems, Knowledge of the MCP (Model Context Protocol) protocol or similar context protocols, and practical use of machine learning tools/ML/AI APIs in production environments, Experience in implementing AI API Layer solutions, Experience in designing solutions resilient to high data volumes and high availability, Experience in building application frameworks, Strong problem-solving skills, leadership qualities, and excellent communication abilities, A passion for technology and a keen eye for emerging trends, Fluency in Polish (C1+) and English (B2+), Ability to work from Białystok or surrounding areas; hybrid work model required (at least 3 days in the office + max 2 days remote per week), Higher technical education (computer science or related field). Nice to have: Familiarity with agent orchestration patterns: routing, memory management, tool use, human-in-the-loop, Experience with multi-tenant architecture — designing context separation, data isolation, and access policies in SaaS environments, Practical knowledge of conversational and dialogue models (fine-tuning, RLHF, prompt engineering for LLMs) — particularly for AI assistant scenarios. We offer: Salary of PLN 20,000–22,000 gross per month (employment contract), 18-month contract with the possibility of extension, Work and professional development while building a distributed enterprise-class cloud system based on AI as infrastructure, not as an add-on feature, Direct impact on the architecture of a platform used by hundreds of thousands of employees, Opportunity to explore Azure infrastructure solutions, the latest LLMs, and MLOps tools, Multi-directional professional development, certifications, and knowledge sharing, Flexible work model (hybrid), Benefits package (private healthcare, Multisport card).