Description Ciklum is looking for a Senior .NET Developer to join our team full-time in Ukraine.We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.About the role:As a Senior .NET Developer, become a part of a cross-functional development team engineering experiences of tomorrow. You will become a part of a positive, engaged, and motivated team of strong professionals based in Ukraine, England and Europe centers. As a recently formed team, there are many opportunities and ideas for sharing value back to the customers within their continuously expanding platform. We're looking for talented and trusted engineers to help impress customers.We offer a unique, very friendly, and supportive working environment where you communicate and work directly with the UK and European stakeholders.The client is a global food tech company, with almost 100 million active users across 25 countries.You will work with the latest cloud technologies in our technical stack: AWSC# and .Net corexUnit/NUnit, PACT testing We recognize the value of peer code reviews, regular knowledge sharing, and training sessions, you will also have an ability to participate in a variety of tech communities within a company, such QA, Serverless,.NET guilds, and so on.We care about the mental health of employees, you will have a power hour reserved in your daily calendar which you can use to exercise, meditate or restore your energy as you wish.We offer personal and professional growth and formal performance evaluation process, tasks differentiation according to personal and self-development goals. Responsibilities Back-end development to meet customer’s business needs and implement components according to modern software development environment (cloud-based platforms, microservice architecture, Taking part in the decision-making process in design application architecture, solution development, architecture and code reviewDevelop and review feature design documents and provide inputs/update to specifications for the solutionDesign and implement a set of various types of tests (unit, integration, functional, etc)Proactive position in solution development, processes improvementsWorking in an international distributed team in an Agile environmentCommunicate with PMs, engineers, Architects, QA and other colleagues and stakeholdersDelivering the product roadmap and planningsTo use high coding standards, software best practices and write highly testable, automatable and performant code over the whole SDLC Requirements Experience in software development for more than 5 yearsExcellent knowledge in Computer Science, Computing Theory: Paradigm & Principles (OOP, SOLID, DDD, TDD, BDD)Database theory (RDBMS, NoSQL)Code testing practicesAlgorithmsData structuresArchitectural, Enterprise and Design PatternsSecurity patterns, Reverse engineering resistance, Common attacks types (OWASP) Understanding of network interactions: protocolsconventions (. REST, RPC)authentication and authorization flowsstandards and practices (. oAuth, JWT) Excellent knowledge and experience in C# and .NET (more than 3 years)Practical commercial experience with: REST API development.NET Framework, .NET Core, (Core, MVC, WebAPI) (more than 3 years)Testing frameworks (. . NUnit, XUnit, MSTest) (more than 2 years)ORM (. Entity Framework, Dapper) (more than 2 years)RDBMS (. SQL Server, MySQL/MariaDB, PostgreSQL) (more than 3 years)Key-value storages (. Redis, Memcached)Messaging systems (. RabbitMQ, Azure ServiceBus, Apache Kafka, Active MQ, AWS SQS, Google Pub/Sub)Web ServersVersion control systems (GIT)Cloud computing platforms (. Microsoft Azure, AWS, Google Cloud Platform)DockerContinuous Integration tools (. Gitlab Pipeline, Jenkins, TeamCity, Bamboo)Builders Experience with: Troubleshooting, profiling and debugging applicationsCreation software architecture and design of complex applications, platforms, microservices solutionsAgile software processes and technologiesCode Review processRefactoring process Desirable Certifications on: Microsoft Certified DeveloperCloud computing platforms (Microsoft Azure, AWS, GCP) Understanding of orchestration and containerisation (. Kubernetes, Swarm)Knowledge in Deployment patternsPractical commercial experience with: Serverless architectureIntegration with 3rd party solutionsNoSQL (. MongoDB, ElasticSearch, CouchDB)Experience with Search Engines (. ElasticSearch, Azure Search, Apache Solr)Provisioning tools (. Terraform, Ansible)Quality tools (. SonarQube) Personal skills Perform a broad range of complex technical or professional activities, in a variety of contextsInvestigate, define and resolve complex issuesAble to work in distributed cross-functional teams effectivelyInfluence customers and team members on the project levelMay supervise others or make decisions which impact the work assigned to individuals or phases of projectsPlan, schedule and monitor your own work (and of others where applicable) competentlyHave learning agility (readiness for challenge and being open to change)Confident Intermediate English (or higher) is a must What's in it for you Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, Mental Health programs, as well as financial and legal consultationsTailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company-paid certificationsGrowth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globallyOwn your schedule – you are the one to decide when to start your working day. Just don’t miss your regular team stand-upOpportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potentialGlobal impact: work on large-scale projects that redefine industries with international and fast-growing clientsWelcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events