Sr. Developer at Derex Technologies Inc

Role: Sr. Developer                                                                              Location: MinneapolisDuration: 12 months Key responsibilitiesLead design and implementation of large-scale React applications and frontend architecture (component libraries state management routing SSR/CSR strategies).Define and enforce frontend standards: component patterns accessibility (WCAG) performance budgets and testing strategy.Build and evolve a shared component library (Storybook) and design system for reuse across products.Drive decisions on frameworks/tools (React TypeScript Redux/RTK/React Query Vite/Webpack) and integrate them into CI/CD pipelines.Optimize client performance (code-splitting lazy loading tree shaking bundle analysis critical rendering path).Implement robust testing (unit integration E2E) and observability for frontend (RUM synthetic monitoring).Mentor senior and mid-level frontend engineers; run code reviews and architecture sessions; grow the frontend discipline.Collaborate with backend/platform teams to design APIs (REST/GraphQL) and ensure secure resilient integrations.Own release quality: feature flagging canary/blue-green rollouts rollback plans and performance gating.Participate in product discovery and translate UX requirements into scalable technical solutions.Must-have skills & experience12 years professional software engineering; significant portion working primarily on front-end web apps.6 years hands-on experience building complex React applications in production.Deep mastery of React (hooks concurrent patterns Suspense) and TypeScript.Strong experience with server-side rendering / hybrid frameworks ( or equivalent) and static generation patterns.Proven track record building and maintaining component libraries and design systems (Storybook BEM/Atomic design).Expertise in state management approaches (Redux/RTK MobX Recoil Zustand React Query) and when to apply each.Solid knowledge of modern build tools (Vite Webpack Rollup) bundling strategies and performance tuning.Experience with testing frameworks: Jest React Testing Library Cypress/Playwright for E2E.Familiar with accessibility standards (WCAG) and implementing accessible components.Practical experience with CI/CD (GitHub Actions Azure DevOps Jenkins) and release automation.Strong debugging skills across browser Node and mobile web; familiarity with browser performance tools and monitoring (Lighthouse Sentry Datadog RUM).Excellent communication mentoring and stakeholder management skills.Nice-to-haveExperience with micro-frontend architectures (Module Federation Web Components single-spa).Familiarity with GraphQL (Apollo/Relay) and schema design.Prior role owning frontend architecture or leading a frontend engineering guild.Experience integrating frontends with mobile/web hybrid apps or Electron.Knowledge of cloud/CDN optimizations (Edge caching CloudFront Fastly) and image optimization strategies.Background in product-driven companies and direct collaboration with designers (Figma workflow).   Regards ManojDerex Technologies INCContact : Ext 206Additional Information : All your information will be kept confidential according to EEO guidelines.Remote Work : NoEmployment Type : Full-time Key Skills CCTV,Computer Science,Corporate Marketing,E Learning,Arabic English Translation Experience: years Vacancy: 1