Senior Fullstack Engineer (React)

Appliscale is an independent Technology Consultancy specializing in bespoke, cloud-based systems and full-cycle engineering - from business analysis to architecture design, development, and deployment. They work across industries such as gaming, proptech, legaltech, and adtech, partnering with startups, scaleups, and Fortune 500 companies worldwide. The company focuses on building intelligent agents that drive automation, streamline operations, and enable scalable agentic ecosystems. They have a flat structure, remote-first culture, and self-organized teams.

• 5+ years of production software development experience in a fullstack role
• Strong understanding of software engineering principles, testing, data structures, and algorithms
• Solid hands-on experience in technologies such as TypeScript or C#
• Strong knowledge of DBMS like PostgreSQL, DynamoDB
• Expertise of REST APIs
• Strong hands-on experience of CI&CD processes
• Proficiency of OO design patterns, SOLID principles, and Clean Code
• Computer Science degree
• Able to work with Agile methodologies such as SCRUM and/or Kanban
• Good communication and collaboration skills
• Self-motivation, proactive attitude
• Proficiency in English

Nice to have:

• Some experience or interest in developing Cloud and Infrastructure solutions with AWS and CI/CD processes supported by tools like Docker, Kubernetes, Jenkins, Terraform, CircleCI, GitLab CI, Datadog
• Working experience with one of the object-oriented and/or functional languages such as C#, Elixir, C++, Java, Golang, Erlang, Python, Kotlin

• Designing, writing, testing functionalities for a backend system written in TypeScript and a frontend system written in React & TypeScript
• Deploying and maintaining microservices in AWS using Terraform
• Maintaining system on production used by consumers from several European countries
• Debugging issues
• Scoping and assessing the complexity of features
• Participating in sprint planning, daily sprints and meetings with product owners for grooming new features