Description
Ciklum is looking for a Full Stack Developer to join our team full-time in Poland.
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 Full Stack Developer, you will be part of a cross-functional team with full ownership of the product and codebase. You will participate in all stages of the development lifecycle — from ideation and design to architecture, implementation, deployment, and maintenance. This project enhances trust and transparency on a global consumer review platform by detecting and preventing fraudulent activities, such as fake reviews, and ensuring policy compliance through AI, data analysis, and scalable fraud detection systems.
Responsibilities
- Collaborate closely with Product, Design, and Data Science in a full ownership team
- Participate in system design and technical decision-making
- Develop scalable backend services and clean, reusable frontend components
- Build and maintain RESTful APIs and distributed cloud services
- Contribute to planning, implementing, and releasing new features
- Troubleshoot and resolve issues across the tech stack
- Write clean, maintainable, and testable code
- Actively participate in code reviews and team discussions
- Support and inspire the team with your technical expertise and problem-solving mindset
Requirements
3+ years of hands-on experience in fullstack web developmentSolid experience with .NET (C#) on the backendStrong knowledge of TypeScript and ReactExperience with AWS services (., ECS, Lambda, SQS, SNS)Skilled in building and consuming RESTful APIsExperience working with NoSQL databases (., MongoDB, DynamoDB) and relational databases (., PostgreSQL)Familiarity with containerization using DockerUnderstanding of cloud infrastructure as code (., CloudFormation)Strong problem-solving skills and attention to code qualityUpper-intermediate or higher level of spoken and written EnglishDesirable
Experience with GCP and services like BigQueryExposure to Python andFrontend experience with , CSS Modules, SASS, or Styled ComponentsFamiliarity with event-driven architectures and microservicesExperience in data analysis or fraud detection solutionsFamiliarity with DevOps practices and CI / CD pipelinesPersonal skills
Accountability : You take ownership and follow through on your responsibilitiesDrive : You are proactive and results-oriented, always seeking better ways to solve problemsSelf-development : You stay curious, seek feedback, and aim for continuous improvementEffective communication : You communicate your ideas clearly and collaborate effectively in a teamMentoring : You arre open to helping less experienced team members and sharing knowledgeWhat's in it for you
Care : your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, life insurance and Multisport cardTailored 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 globallyFlexibility : Own your schedule – you are the one to decide when to start your working day. Just dont 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