Role Description We are looking for an exceptional ReactJS front end developer who also has a good working knowledge of the complete web infrastructure stack. Your primary focus will be on adding new functionality to an existing modern web application. You will be expected to recommend best practices during design discussions and improve the overall quality of both the code and the application on an ongoing basis. You will work closely with our UI/UX designer and take an active role in defining how the application works. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, regular communication, and good time keeping is essential. All members of the team are expected to assist with quality assurance and keeping the production platform as issue free as possible. Development team work hours are flexible, with meetings and conversations often starting around 10:00 AM UTC (6 AM US Eastern Time). Weekly video conferences usually occur on Tuesdays and Thursdays. Scheduled production deployments usually occur on a Monday. Responsibilities - Developing new user-facing features using React. - Writing, maintaining, and testing code in JavaScript and TypeScript. - Converting issues into automated test cases. - Fixing issues and performing code maintenance. - Building reusable libraries and components. - Proactively identifying issues through active testing and real user monitoring. - Working as part of a team to deliver features which align with business objectives. - Collaborate closely with other team members. - Communicating progress and issues in a timely manner; both asynchronously on issues and synchronously at regular team meetings. - Ensure the technical feasibility of UI/UX designs. - Ensure cross-browser compatibility for both desktop and mobile. - Translating designs, concepts, and HTML5 wireframes into modern high-quality code. - Optimizing the application for maximum speed and scalability. - Advocating for best user experience. - Advocating for modern development and web application best practices. Qualifications - Ability to understand requirements and translate them into technical requirements. - Ability to design and implement data structures for large scale applications. - Ability to analyze complex technical documentation. - Proficiency with JavaScript and web markup including HTML5 & CSS3. - Proficiency with React, React Redux and its core principles. - Knowledge of TypeScript and newer specifications of EcmaScript is a plus. - Knowledge of alternative JS frameworks such as Vue, Angular, JQuery is a plus. - Thorough understanding of web hosting infrastructures, including traditional and serverless models. - Thorough understanding of Progressive Web Applications, Manifests and Service Workers. - Thorough understanding of RESTful API principles and asynchronous request handling. - Good understanding of unit testing, integration testing, and automated testing strategies. - Good understanding of HTTP and web content caching. - Experience with cross-browser compatibility issues and ways to work around them. - Experience with common front-end development tools such as NPM, Webpack, ESLint, Lighthouse, etc. - Experience working with Linux and shell scripts. - Experience building, running and maintaining Docker images. - Familiarity with git code versioning and GitHub issue management. - Excellent time keeping. - Excellent communication skills; through issue tracking, instant messaging, and video conferencing. - Keen interest in understanding and implementing modern web application best practices. - Meticulous and organized approach to work. - Logical, analytical, and creative approach to problem-solving. - Thorough, detail-oriented work style.

• Deliver high-quality features from design to rollout, meeting functional and non-functional requirements • Write clean, testable, maintainable code and ensure proper automated testing, monitoring, and documentation. • Collaborate closely with product managers, designers, and engineers to translate product requirements into actionable technical solutions. • Balance technical excellence with delivery efficiency, ensuring features are delivered reliably and maintainably.

Role Description Do you have a passion for innovation and user focused UI development along with a firm foundation in the core principles of technology and life sciences? Would you like to be a part of an exciting early-stage team focused on re-inventing clinical trials? Then this is the next exciting career step for you! This is an excellent opportunity to be a key contributor in UI development in a dynamic team that will architect, construct and compose an innovative platform for clinical trials that leverages the capabilities of Blockchain technologies. - Spearhead and develop innovative approaches to UI development utilizing Single Page Application Technologies e.g. React/Node. - Collaborate closely with the Architect and Product Manager to optimize customer experience and UI Design/Development. - Create process flow diagrams, technical designs, and artifacts that accelerate developer productivity and delivery. - Foster a collaborative and iterative development process within the technical team. - Foster a high productivity/high quality DevOps driven development environment that facilitates frequent and seamless product features/fix releases. - Participate as the UI Developer in product discovery activities in collaboration with product managers and designers. - Participate in customer experience and clinical trials use case development as it relates to understanding the UI development implications of the use case. Qualifications - Passion and enthusiasm for exploring and implementing UI development technologies in Clinical Trials. - Exceptional ability for critical thinking and the ability to develop and implement innovative UI designs. - Ability to lead in a dynamic and loosely structured start-up environment. - Ability to be highly communicative and collaborative with the development team. - A team player that can inspire developers to embrace and build upon innovative ideas and processes. Requirements - Experience in delivering cloud-native architectures and solutions (e.g. AWS, Azure, Google Cloud, Oracle, Coinbase Cloud). - Understanding of credentialing blockchain participants (SSO, certification, etc.). - Understanding of how to layer blockchain network with cloud application and client UI through API streams. - Understanding of Data Architectures (SQL and NoSQL) as well as REST API’s. - Comfortable working in a virtual environment and collaborating with a virtual team. - Flexibility/adaptability - comfortable working with ambiguity and continually evolving priorities. - Demonstrates strong value for diversity and ability to collaborate effectively.

Role Description We are looking for a React Developer in our very fast growing start-up. If you want to be a part of creating a global product process, just click the apply button to meet us. - Leverage the inbuilt React toolkit for creating frontend features - Create data visualization tools, libraries, and reusable code for prospects - Integrate designs and wireframes within the application code - Monitor interaction of users and convert them into insightful information - Write application interface code with JavaScript - Enhance application performance with constant monitoring - Translate wireframes and designs into good quality code - Optimize components to work seamlessly across different browsers and devices - Good understanding of CSS libraries, GIT, Sigma, Adobe XD etc. - Proper user information authentication - Develop responsive web-based UI Benefits - Competitive salary - Health insurance - Remote working opportunities - Stock option opportunities Company Description Coensio is a pre-assessment platform for technical job hirings. Our aim is to reduce time-to-hire for companies we are working with as well as unlocking the potentials out of candidates pool. We're backed by Turkey's largest digital recruitment platform and currently working with global clients such as eBay, N11, Mercedes-Benz, Deloitte, Teleperformance, Burgan Bank, TOGG and more.