• Strong understanding of ReactJS/Angular/Vue framework and its core principles.
• Proficient in using various UI frameworks such as Material UI, Bootstrap, Ant Design, or Semantic UI.
• Strong understanding of web technologies such as HTML, CSS, and JavaScript, including modern web technologies such as ES6/7/8, webpack, and npm/yarn.
• Expertise in implementing RESTful APIs and using HTTP services to interact with backend systems.
• Experience with state management libraries such as Redux or MobX, and familiarity with common patterns such as Container/Presentational Components.
• Experience with testing frameworks and knowledge of testing best practices.
• Ability to write clean, maintainable, and modular code and to follow coding standards and best practices.
• Strong communication and collaboration skills, including the ability to work effectively.
• Ability to provide constructive feedback and contribute to code reviews.
• Strong analytical and problem-solving skills
• Teamworking and communication skills
• High attention to details

Opis oferty 

We're looking for a Senior Frontend Developer to join our team of professionals working following projects for our US-based customer:

• Logistics Network Optimization - project’s goal is to enable higher business revenue rate by automating management of truck fleet, load, supply chain disruptions, controlling distribution costs and delivering data analytics insights. Long term plan is to build a cloud-based, fully automated management Software as a Service solution for carriers and shippers. This is possible by unique combination of technical skills, cutting-edge technology, business domain expertise and access to real time trucks and drivers' data, but requires taming NP-complex graph algorithms, advanced heuristics, near real time processing and distributed, cloud architecture.
• Postal Optimization – implements cost-effective logistics strategies to deliver printed content as efficiently as possible at lowest possible postage costs to our clients to increase the value of print in our clients’ multichannel strategies. It requires replatforming complex machine learning optimization algorithms and developing them into a cloud-based Software as a Service offering.

Zakres obowiązków

1. Contribute to the development of frontend architecture, including state management, design patterns, and reusable components. 
2. Write clean, maintainable, and modular code that adheres to coding standards and best practices. 
3. Work closely with UX/UI designers to implement responsive and accessible designs that meet user needs and business requirements. 
4. Collaborate with cross-functional teams to deliver high-quality software. 
5. Implement and maintain automated testing frameworks and tools to ensure software quality and minimize regression issues. 
6. Identify and resolve performance bottlenecks and other issues related to frontend applications. 
7. Participate in agile software development methodologies, including sprint planning, daily standups.