Position: Middle .Net Developer for Betsson
Company: Ciklum
Category: .NET
Experience required: 3y
English level: intermediate

**About client:**

Ciklum’s team works on developing and enhancing the payment system and solutions used for the online entertainment system of our clients. Our client, Betsson Group, offers online gaming products to customers and internationally and aims to deliver the best customer experience in the industry. The platform supports various payment options such as VISA, Master Card, electronic wallets like PayPal, prepaid cards, bank transfers and many others. As part of this team, you will build cloud-based solutions using the latest technologies for creating service-oriented solutions with lots of focus on transaction security and integrity.
 
**Responsibilities**

Back-end development to meet customer’s business needs and implement components according to modern software development environment;
Taking part in the decision-making process in application code design, solution development, code review;
Develop and review feature design documents and provide inputs/update to specifications for the solution;
Design and implement a set of various types of tests (unit, integration, functional, etc);
Proactive position in solution development, processes improvements;
Working in an international distributed team in an Agile environment;
Communicate with PMs, engineers, Architects, QA and other colleagues and stakeholders;
Delivering the product roadmap and plannings;
To 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 3 years;
Strong knowledge in Computer Science, Computing Theory:
Paradigm & Principles (OOP, SOLID);
Database theory (RDBMS);
Code testing practices;
Algorithms;
Data structures;
Design Patterns;
Understanding of network interactions:
protocols;
conventions (e.g. REST, RPC);
authentication and authorization flows; 
standards and practices (e.g. oAuth, JWT);
Strong knowledge and experience in C# and .NET (more than 2 years);
Practical commercial experience with:
REST API development;
.NET Framework, .NET Core, ASP.NET (Core, MVC, WebAPI) (more than 2 years);
Testing frameworks (e.g. NUnit, XUnit, MSTest) (more than 1 years);
ORM (e.g. e.g. Entity Framework, Dapper) (more than 1 years);
RDBMS (especially SQL Server) (more than 1 years);
Web Servers (e.g. IIS);
Version control systems (GIT);
Docker;
Continuous Integration tools (e.g. Gitlab Pipeline, Jenkins, TeamCity, Bamboo);
Builders;
Experience with:
Agile software processes and technologies;
Code Review process;
Refactoring process;
Upper-Intermediate English;
 
**Desirable**

Knowledge in:
TDD, BDD;
Architectural, Enterprise Patterns;
Security patterns, Common attacks types (OWASP);
Deployment patterns;
Experience with:
Experience in any modern frontend framework or library: Angular, Ember, React, Vue;
Experience with online payments and/or transaction intensive systems;
Troubleshooting, profiling and debugging applications;
Microservices; 
Practical commercial experience with:
Key-value storages (e.g. Redis, Memcached);
Messaging systems (e.g. RabbitMQ, Apache Kafka, Active MQ, AWS SQS, Azure Service Bus, Google Pub/Sub);
Cloud computing platforms (e.g. AWS, Google Cloud Platform, Microsoft Azure);
Serverless architecture;
Integration with 3rd party solutions;
NoSQL (e.g. MongoDB, ElasticSearch, CouchDB);
Search Engines (e.g. ElasticSearch, Azure Search, Apache Solr);
Quality tools (e.g. SonarQube);
 
**What's in it for you?**
 
Challenging tasks – you and the team are to define every next Sprint, tasks and how they will be implemented
Smart solutions – yes, we produce them
Career and professional growth opportunities
Conferences, knowledge sharing activities, certifications
Sport and team-building activities
Smiles and jokes