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Job Summary We are seeking an experienced Web-Based User Interface Developer to design and build high-performance, interactive user interfaces for real-time data visualization applications. The ideal candidate has strong expertise in JavaScript and/or TypeScript, a solid computer science foundation, and proven experience developing advanced web-based widgets for live data presentation using modern 2D and 3D rendering technologies. Experience in manufacturing operations technology and/or IoT is a strong plus. Strong JavaScript/TypeScript software development in the context of web-based user interface best practices are critical. The developer will be enhancing current user interface features and implementing new user interface features for the Telit Cinterion deviceWISE family of products. Strong English language speaking and writing skills are preferred as this role also involves working with development team members, management team members, and field applications engineering team members to design and deploy high-performance customer facing product user interfaces. Objectives & Responsibilities Specifies, designs, and develops browser-based user interface tools and widgets Participates in user interface focused architecture, design, code reviews and test specifications Represents the development team regarding user interface requirements and concerns Performs code development, debugging, testing, and troubleshooting on a variety of platforms Organizes and schedules work and determines the best approach to solve complex technical problems Mentors’ other engineers Works independently and collaborates well with others Follows and improves our design, verification, build, and release processes Designs, develops, and maintains web-based user interface components and reusable widgets for real-time and near-real-time data visualization. Builds interactive 2D and 3D rendering experiences using modern web technologies and graphics frameworks. Develops JavaScript- or TypeScript-based front-end applications with strong emphasis on performance, scalability, maintainability, and responsiveness. Integrates live data streams, APIs, and event-driven services into visualization components and dashboards. Utilizes Web-Sockets, MQTT, or Server-Sent Events (SSE) for publish/subscribe backend interfaces. Collaborates with UX designers, back-end developers, product managers, and domain experts to translate requirements into intuitive and efficient interfaces. Optimizes rendering pipelines and browser performance for data-intensive applications across supported platforms. Ensures cross-browser compatibility, accessibility, code quality, test coverage, and secure development practices. Requirements & Qualifications Bachelor’s degree in Computer Science, Computer Engineering, or related field, or equivalent practical experience. 5+ years of professional software development experience (e.g., Python, C/C++, JavaScript, TypeScript), including code reviews, unit/integration testing. Working knowledge of modern architectures (microservices, containers, Kubernetes), APIs (REST/gRPC), publish/subscribe, and event streaming. Strong English language speaking and writing skills Strong hands-on experience with JavaScript and/or TypeScript in production environments. Demonstrated experience creating reusable visualization widgets or components for live or streaming data. Proven experience with modern front-end frameworks, component architecture, and web application tooling. Hands-on experience with 2D and 3D web rendering technologies for rich, interactive visual displays. Strong understanding of HTML, CSS, responsive design, asynchronous programming, and API integration. Experience with software engineering best practices, including version control, testing, debugging, and performance tuning. Experience in the Linux environment including tools for debugging, profiling, and version control Experience in the Windows environment including tools for debugging, profiling, and version control Comfortably using Visual Studio Experience with build tools like: autotools (autoconf, automake, etc.) and CMake Experience with code analysis tools like Coverity and memory analysis tools like Valgrind Experience with continuous integration tools like Jenkins Git source control management Experience with web application development Strong communication and interpersonal skills Preferred Qualifications 7+ years of C/Python//Java/JavaScript/TypeScript experience 3+ years of object-oriented design experience Experience with advanced visualization libraries, WebGL-based frameworks, or browser-native graphics technologies. Familiarity with real-time telemetry, IoT, analytics, geospatial, scientific, industrial, or operational data visualization use cases. Experience designing highly modular, reusable widget libraries or front-end platforms. Knowledge of state management, rendering optimization, and memory/performance profiling techniques. Experience working in Agile development environments and collaborating across distributed engineering teams. Experience with POSIX development Linux and shell scripting experience Experience with small footprint devices and working in memory constrained applications Languages: Python, C/C++, C#, Java, JavaScript, TypeScript, Go; scripting for automation. DevOps: Git, GitHub/GitLab/Azure DevOps, CI/CD, Containers (Docker), Kubernetes.
- Cloud/Edge: Azure/AWS services
- IoT/edge runtimes
- telemetry/observability stacks.
Location Remote in Brazil