Kyivstar.Tech
Posted 3mo ago

Full-Stack Developer (Creatio)

Kyivstar.Tech
Ukraine
RemoteFull Time
Responsibilities
  • developing CRM
  • integrating systems
  • supporting deployments
Requirements
  • Strong C# and OOP skills
  • TypeScript and Angular experience
  • Creatio platform development
  • REST/SOAP integrations
  • Database experience (MS SQL/PostgreSQL)
  • Debugging and end-to-end feature delivery
Technical tools mentioned
CreatioC#TypeScriptAngularRESTSOAPMS SQLPostgreSQLFreedom UICI/CD

Job description

We are looking for a Full-Stack Developer (Creatio)

About us Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City.

We are a subsidiary of Kyivstar, one of Ukraine’s largest telecom operators.

Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users’ needs.

Over 600+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.

We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions.

Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.



We are looking for a Full-Stack Developer (Creatio)

About us Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City.

We are a subsidiary of Kyivstar, one of Ukraine’s largest telecom operators.

Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users’ needs.

Over 600+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.

We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions.

Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.



We are looking for a Full-Stack Developer (Creatio)
About us Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City.
We are a subsidiary of Kyivstar, one of Ukraine’s largest telecom operators.
Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users’ needs.
Over 600+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.
We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions.
Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.


What you will do
  • Develop and customize the B2B CRM platform based on Creatio.
  • Implement business logic using C# and Creatio platform capabilities.
  • Develop frontend functionality using TypeScript and Angular (Freedom UI).
  • Configure and develop Creatio objects, business processes, and UI components.
  • Integrate Creatio with external systems via REST / SOAP APIs.
  • Participate in analysis and implementation of business requirements together with
  • Business Analysts and Product Owners.
  • Develop and support custom Creatio packages.
  • Ensure data consistency and correctness across integrations.
  • Fix bugs and support existing functionality.
  • Participate in sprint planning, estimations, and backlog refinement.
  • Create and maintain technical documentation.
  • Support deployment and release processes.
  •  



    Key requirements
  • Strong experience with C#, OOP, SOLID principles.
  • Practical experience with TypeScript and Angular (18 or close).
  • Understanding of frontend/backend architecture and client–server interaction.
  • Hands-on experience with Creatio platform development (objects, processes, packages, business logic).
  • Experience implementing end-to-end features (frontend + backend).
  • Experience with REST / SOAP integrations, including data mapping and error handling.
  • Understanding of clean code, layered architecture, and refactoring practices.
  • Experience working with databases and data models (MS SQL / PostgreSQL).
  • Ability to debug and resolve issues across different application layers.


  • Nice to have
  • Experience with complex integrations (API Layer, middleware).
  • Experience with Freedom UI customization.
  • Experience with CI/CD pipelines.
  • Experience in telecom or B2B CRM projects.


  • What we offer 
  • Office or remote it’s up to you. 
  • You can work from anywhere, and we will arrange your workplace.
  • Remote onboarding.
  • Performance bonuses for everyone (annual or quarterly depends on the role).
  • We train employees: the opportunity to learn through the company’s own library, internal resources and programs from partners.
  • Health and life insurance.
  • Wellbeing program and corporate psychologist

  • About Kyivstar.Tech

    Builds digital products and technology solutions for telecommunications.

    Similar jobs

    Full-Stack Developer roles
    1d
    Save
    Mark Applied
    Hide
    Full-Stack Engineer
    Ukraine
    RemoteFull Time
    INFUSE
    INFUSE: Provides B2B lead generation and data-driven marketing services.
    4+ YOESenior engineer with 4–5+ years in product development, strong Node.js, Python, TypeScript, LLM integration, PostgreSQL, vector databases, distributed systems, Docker, and AWS experience.
    Vue 3, React, TypeScript, Node.js, NestJS, Python, FastAPI, OpenAI, Anthropic, Google, PostgreSQL, ClickHouse, Qdrant, Kafka, Redis, S3, MinIO, Jest, Supertest, PyTest, Claude Code, Cursor, Langfuse, Docker, RabbitMQ, Kubernetes, AWS, Jira, Confluence
    1d
    Save
    Mark Applied
    Hide
    Middle Full Stack Developer (Java/React) – Tieto Tech Consulting (m/f/d)
    Warsaw or Ukraine
    HybridFull Time
    Tietoevry
    TietoevryNasdaq Helsinki: TIETO: A digital services and software providing IT solutions.
    3+ YOERequires 3+ years of Java development, Java 17+, Spring, Spring Boot, Hibernate, JPA, JavaScript, React.js, API development, SQL, databases, testing, Agile/Scrum, and English communication.
    Java, Spring, Spring Boot, Hibernate, JPA, JavaScript, React.js, SQL, Agile, Scrum, GitHub Copilot, Claude Code, ChatGPT, AWS, Azure, Google Cloud, TDD, CAMARA, GSMA
    2d
    Save
    Mark Applied
    Hide
    Full-Stack Developer (.NET/Angular)
    Ukraine
    RemoteFull Time
    Creatio
    Creatio: Sells no-code software for CRM and workflow automation.
    5+ YOERequires 5+ years of programming experience with .NET and Angular, strong C# and web API skills, JavaScript/TypeScript, Git or SVN, testing tools, databases, and upper-intermediate English.
    .NET, Angular, C#, ASP.NET MVC, ASP.NET Core, Web APIs, RxJS, JavaScript, TypeScript, DOM, CSS, SASS, Git, SVN, NUnit, Mock, Postman, MS SQL Server, PostgreSQL, Oracle, Creatio
    4d
    Save
    Mark Applied
    Hide
    .NET and Angular Developer
    Kyiv or Ukraine
    RemoteFull Time
    Commit
    Commit: End-to-end software, cloud, and cybersecurity consulting and development.
    Requires Angular 16, Ionic, .NET 5, MS SQL, backend architecture, production systems experience, English B2+, and Claude/agentic development experience. RabbitMQ, AWS, and Python are advantageous.
    Angular 16, Ionic, .NET 5, MS SQL, Agentic.ai, Jira, Claude, RabbitMQ, AWS, Python
    5d
    Save
    Mark Applied
    Hide
    Senior Full-stack Engineer (backend-heavy)
    Barcelona or Kyiv
    HybridFull Time
    Preply
    Preply: Online platform connecting language learners with live human tutors.
    Backend-heavy full-stack expertise, deep hands-on Agentic AI experience, scalable systems and architecture skills, technical leadership, product impact, collaboration, English B2+, and on-call participation.
    Python, Django, React, TypeScript, Java, Spring, Node.js, Ruby on Rails, Scala, Play, PHP, Go, CI/CD, A/B testing, monitoring, metrics, Agentic AI
    5d
    Save
    Mark Applied
    Hide
    Senior Full-Stack Engineer (Vue+Node.JS)
    Poland or Europe or Ukraine
    RemoteFull Time
    N-iX
    N-iX: Provides software engineering and digital transformation services to global enterprises.
    Requires TypeScript, JavaScript, Vue.js, Node.js, Nest.js, database, REST API, version control, problem-solving, communication, and agile collaboration experience.
    TypeScript, JavaScript, Vue.js, Node.js, Nest.js, PostgreSQL, MySQL, MongoDB, RESTful API, Azure, Docker, Kubernetes, Git, GitHub, GitLab, Bitbucket
    1w
    Save
    Mark Applied
    Hide
    Senior Full Stack Engineer (Node.js/React)
    Ukraine
    RemoteFull Time
    Innovecs
    Innovecs: Global digital services providing custom software engineering solutions.
    8+ YOERequires 8+ years building web applications, expert Node.js and TypeScript knowledge, Azure, PostgreSQL, and React experience, strong communication, product sensibility, and full-stack feature ownership.
    React, TypeScript, Node.js, PostgreSQL, Azure, Docker, Microsoft Azure DevOps, GitHub Actions, DataDog, Jira, Slack, Notion, CDK, DynamoDB, Lambda, AppSync, SQS, SNS
    1w
    Save
    Mark Applied
    Hide
    Senior Full-Stack Engineer (back - Shani)
    Kyiv, Kyiv City, Ukraine
    RemoteFull Time
    Titan
    Titan: Provides a no-code digital experience platform for Salesforce.
    5+ YOE5+ years in backend and frontend development with React, Node.js, and APIs; proficiency in HTML, CSS, JavaScript, SQL, and MongoDB; strong communication skills in English.
    React, Node.js, AWS, TypeScript, HTML, CSS, JavaScript, SQL, MongoDB, DOM, Zoom