226 to 249 of 249 Jest Jobs

level contributions, you'll be considered at that level. Bonus Skills Trading/fintech background (order forms, risk, real-time systems). Testing with Jest + React Testing Library. Familiarity with CI/CD pipelines. Monitoring/analytics (Sentry, Datadog, PostHog). Experience with PWAs or Web3/wallet integrations. ...

level contributions, you'll be considered at that level. Bonus Skills Trading/fintech background (order forms, risk, real-time systems). Testing with Jest + React Testing Library. Familiarity with CI/CD pipelines. Monitoring/analytics (Sentry, Datadog, PostHog). Experience with PWAs or Web3/wallet integrations. ...

level contributions, you'll be considered at that level. Bonus Skills Trading/fintech background (order forms, risk, real-time systems). Testing with Jest + React Testing Library. Familiarity with CI/CD pipelines. Monitoring/analytics (Sentry, Datadog, PostHog). Experience with PWAs or Web3/wallet integrations. ...

level contributions, you'll be considered at that level. Bonus Skills Trading/fintech background (order forms, risk, real-time systems). Testing with Jest + React Testing Library. Familiarity with CI/CD pipelines. Monitoring/analytics (Sentry, Datadog, PostHog). Experience with PWAs or Web3/wallet integrations. ...

knowledge of Node.js and production- level GraphQL. Design-minded attention to user interface implementation. Message-driven architectures/Kafka/event sourcing. Use of Jest, Cypress and Pact for testing. Next steps This client will only accept workers operating via an Umbrella or PAYE engagement model. If you are interested ...

Experience in evaluating and adopting new technologies and practices Experience with AWS (preferred), Azure or GCP Strong experience using unit & E2E test frameworks (e.g. Jest, Playwright) Experience maintaining CI/CD pipelines to build and deploy code, working to platform standards Kubernetes (Not required but beneficial) VoIP/WebRTC experience ...

using MySQL. Solid understanding of networking concepts such as TCP/IP, LANs and WANs. Ability to work with test frameworks such as Pytest, Jest or Cypress. Capacity to produce and maintain detailed technical documentation for product rollouts. Strong analytical mindset with the ability to manage individual tasks to tight ...

/CSS Experience with Vue or React Experience working on SPAs Experience with GraphQL APIs Experience with Testing (Unit and integration testing (e.g., Vitest, Jest, Cypress Nice to Haves: Experience with Web Components Experience with Mapping/Geospatial Libraries - e.g., Leaflet, Mapbox, or CesiumJS (could be useful for visualizing satellite ...

/CSS Experience with Vue or React Experience working on SPAs Experience with GraphQL APIs Experience with Testing (Unit and integration testing (e.g., Vitest, Jest, Cypress Nice to Haves: Experience with Web Components Experience with Mapping/Geospatial Libraries - e.g., Leaflet, Mapbox, or CesiumJS (could be useful for visualizing satellite ...

with a mix of the following technologiesLinux Debian and UbuntuApache and MySQLPython PHP Bash ReactJS NodeJSCI CD pipelines Bitbucket JiraTesting frameworks such as Pytest Jest Cypress or XrayIP networking VoIP and distributed systems What we are looking for Strong commercial experience as a Developer with leadership or senior responsibility Solid ...

Proven ability to develop secure, high‐quality production Typescript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing-library/react, as well as conducting performance testing. Solid understanding of web performance optimization and diagnostics. Experience with Python ...

/mobile-first design) and Tailwind CSS experience. •Deep understanding of browser rendering and performance profiling (e.g. Lighthouse). •Experience with testing frameworks (e.g. Jest, Mocha) and writing maintainable test suites. •Familiarity with modern data-visualization libraries (e.g. Chart.js, D3) and handling real-time data streams. •Authorized to work ...

environments Core Technology Environment: • Linux (Debian/Ubuntu) • Apache • MySQL • Python • PHP • ReactJS • NodeJS • CI/CD Pipelines • BitBucket • JIRA • Xray/Pytest/Jest/Cypress • TCP/IP Networking • WAN/LAN Technologies • Satellite Communications Infrastructure • VoIP/Asterisk Platforms Requirements: • Strong software engineering and systems development background ...

state Bonus: Experience integrating agentic AI/LLM with React user interfaces Bonus: Experience with Python/FastAPI for backend collaboration Bonus: Familiarity with Jest, Playwright, and other testing frameworks You care about polish and performance - and you love building tools that feel fast and elegant How We Work ...

Proven ability to develop secure, high‐quality production TypeScript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing-library/react, as well as conducting performance testing. Solid understanding of web performance optimization and diagnostics. Experience with Python ...

ensuring consistency with design guidelines. Integrate and consume RESTful APIs or GraphQL endpoints efficiently. Implement and manage front-end testing using frameworks such as Jest, Cypress, or React Testing Library. Optimize Webpack configurations for faster builds, better bundling, and improved performance. Ensure adherence to best practices for performance optimization, accessibility … building accessible, consistent UIs. Solid understanding of Node.js and experience with Node.js library packaging. Hands-on experience with front-end test frameworks (Jest, Cypress, React Testing Library). Deep understanding of Webpack, including performance optimizations, tree shaking, and bundle splitting. Familiarity with state management solutions such as Redux, Zustand ...

ensuring consistency with design guidelines. Integrate and consume RESTful APIs or GraphQL endpoints efficiently. Implement and manage front-end testing using frameworks such as Jest, Cypress, or React Testing Library. Optimize Webpack configurations for faster builds, better bundling, and improved performance. Ensure adherence to best practices for performance optimization, accessibility … building accessible, consistent UIs. Solid understanding of Node.js and experience with Node.js library packaging. Hands-on experience with front-end test frameworks (Jest, Cypress, React Testing Library). Deep understanding of Webpack, including performance optimizations, tree shaking, and bundle splitting. Familiarity with state management solutions such as Redux, Zustand ...

development, including internship experience. Preferred: Basic understanding of JavaScript frameworks/libraries (React, Angular, Vue.js). Angular is preferred. Preferred: Experience with testing frameworks (Jest, Cypress). Jest is a plus. Preferred: Experience with version control systems (Git). Preferred: Awareness of security best practices (authentication, authorization, data encryption). ...

working knowledge of:* web service technologies such as REST, or JSON; automated unit, UI, and End-to-End tests such as NUnit, Mocha, Jasmine, Jest or Selenium; and DevOps, CI/CD, and configuration management tools.* ### JavaScript:* Programming/development experience focused on JavaScript concepts and design patterns with … development of web service technologies such as REST, or JSON; writing automated unit, UI, and End-to-End tests such as NUnit, Mocha, Jasmine, Jest, or Selenium; and DevOps, CI/CD, and configuration management tools.* The ability to deliver work at a steady, predictable pace to achieve commitments, deliver ...

Strong knowledge in RESTful services,API first approach such as swagger , Open API Specification(OAS). Experience in writing the unit test cases in JEST framwork. Strong knowledge on network protocols like Qx, NETCONF/XML Hands-on experience in postman , VisualStudioCode , Github. Strong knowledge in Kafka, Elasticsearch, Neo4J, Postgress … development, Kafka,OAS, REST API, NETCONF, ONF, ELK, Docker, K8s, Camunda, Woklflow & Orchestration development, Python, Graffana, Neo4J, Postgress SQL, Springboot, Angular/React JS, JEST ...

made scope/trade-off decisions and iterated based on real-world usage and feedback. Fluency with modern FE tooling (e.g., Vite/Webpack, Jest/Cypress) and state-management patterns. Comfort collaborating with APIs and occasionally touching backend code ( Django/REST familiarity is a plus). Excellent communication … review tools, multi-step workflows, or IDE-like apps). Our stack Python/Django, JS/TS, React, OpenAI API, Spark, BigQuery, Kafka, Jest, Cypress, AWS, Kubernetes, Postgres, Redis. How we build Trunk-based development with small, reviewable PRs; feature flags for safe rollouts; strong code reviews; pragmatic testing ...

Job Description Job DescriptionSalary: Senior Frontend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical ...

Job Description Job DescriptionSalary: Frontend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical stack. ...

validation, tests, and docs Triage bugs from real users (manufacturing/process engineers), reproduce quickly, and implement safe fixes Add/maintain unit tests (Jest + TS) around tricky logic (ID transformation, export validation, API sync behavior) Keep the build/lint/test pipeline healthy (Vite, TypeScript, ESLint, Jest … strong commit hygiene, and pragmatic technical decisions Tools/Stack You'll Work With: React 18, TypeScript, Vite, Tailwind CSS, ReactFlow, AJV (JSON Schema), Jest, ESLint, GitLab API, OpenAPI, Okta What You'll Need Experience building complex, stateful UI systems (not CRUD/dashboard apps) Strong React + TypeScript with ...