Senior Full-Stack Developer (C# / Angular)

Description & Requirements Who we are looking for We are currently looking for experienced Senior Creatio CRM Developers to join our technology leadership team. If you enjoy solving complex business and technical challenges, designing scalable enterprise solutions, and helping other developers grow, we would like to meet you. Previous Creatio experience is highly valued; however, experienced Senior Software Engineers from CRM, BPM, or enterprise application backgrounds who are willing to learn the platform are also encouraged to apply. You will work on strategic digital transformation initiatives and help shape technical delivery standards across our growing Creatio practice. Requirements: Advanced knowledge of C# and .NET Framework/.NET CoreStrong software engineering and system integration experienceExcellent knowledge of JavaScript / AngularExperience designing scalable enterprise applicationsStrong SQL and database design skillsExtensive experience designing and implementing REST APIsExperience with OData services and enterprise integrationsStrong understanding of Git workflows and branching strategiesHands-on experience with Azure DevOps, CI/CD, and release managementStrong knowledge of design patterns, architecture principles, and clean code practicesExperience conducting code reviews and technical mentoringExperience leading technical workstreams or development teamsAbility to contribute to project estimation and solution designStrong stakeholder communication skillsWillingness to obtain Creatio certifications within the first year if not already certifiedCommunicating in English at a B2 level or higherEU citizenship or valid work permit to work in Poland is required Your future role Lead development streams within complex Creatio implementationsDrive technical quality and development best practices across projectsWork closely with Solution Architects and Technical Architects on solution designDesign scalable, maintainable, and secure CRM and BPM solutionsDevelop advanced customizations using C#, JavaScript, Freedom UI, and platform capabilitiesReview technical solutions and code produced by project teamsMentor Mid-Level and Junior DevelopersDefine implementation approaches, integration patterns, and development standardsSupport estimations, proposal preparation, and pre-sales activitiesCollaborate directly with client technical teams and stakeholdersContribute to internal accelerators, reusable assets, and innovation initiatives What we offer Opportunity to work in the largest Creatio practice in the regionStrategic and enterprise-level projects with international clientsDirect collaboration with Creatio Product Management and platform leadershipInfluence over development standards, architecture approaches, and engineering governanceOpportunity to shape the growth of a rapidly expanding Creatio communitySupported certification program and advanced technical trainingDefined career path toward Technical Architect, Solution Architect, and Practice Leadership rolesAccess to a broad network of technology specialists and business consultantsParticipation in innovation initiatives and platform strategy discussionsCompetitive compensation and comprehensive benefits packageFlexible working model supporting work-life balanceA collaborative culture that values expertise, initiative, and knowledge sharing Selection process Application review and HR screeningTechnical interview with senior architectsTechnical leadership and project discussionBusiness interview (optional)Offer stage Join us and help shape the future of enterprise CRM and business process automation solutions. About Deloitte In Deloitte we support leading global organizations in optimizing and transforming their organizations. This also relates to their finance function. Our consultants offer insights, capabilities, and solutions that change the way these organizations operate and make people-related decisions. We are currently building in Poland a dedicated team which will focus on advisory in the area of Finance & Performance. The Team will advise our Clients in complex issues relating to i.a. Reporting, Budgeting, Controlling processes. We are looking for high-energy, committed and ambitious people to join our advisory practice. Next to advising on most sophisticated and challenging issues relating to the above mentioned areas, our Consulting professionals will also advise on potential solutions leading to optimisation of the above mentioned processes. This will also include applying the newest technologies. Are you ready to join our team and help our clients imagine, deliver, and run their future? About the team Our Creatio practice delivers enterprise CRM and BPM solutions across Sales, Service, and Process Automation domains. We are one of the largest and fastest-growing Creatio teams in the region, delivering complex international programs while maintaining a strong engineering culture. We partner closely with Creatio, participate in platform initiatives, and collaborate directly with product experts to help our clients maximize the value of their investments. Our team combines architects, consultants, business analysts, developers, DevOps engineers, and delivery leaders who share a passion for innovation, technical excellence, and continuous learning. This creates an environment where experienced professionals can have real impact while continuing to grow their careers.