Seeking Fullstack Developer for B2B SaaS

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We’re looking for a highly skilled full-stack developer to join our team and help build a robust, scalable B2B SaaS platform from the ground up.This is a solo role, and you’ll be responsible for the entire development process, from front-end UI to back-end API and deployment infrastructure. 1. Front-End (UI/UX) Core Skills: – Semantic HTML5 & modern CSS (Flexbox, Grid) – Responsive / mobile-first design – JavaScript (ES6+) – Accessibility (WCAG standards) – UX fundamentals (user flows, wireframing, prototyping) Frameworks & Libraries: – React (with Hooks, Context API) – Vue.js or Angular – State Management: Redux, MobX, Pinia (Vue), NgRx (Angular) – CSS-in-JS: Styled-Components, Emotion (for React) Design & Prototyping Tools: – Figma or Sketch – Adobe XD or InVision – Storybook Build & Optimization: – Webpack, Vite or Parcel – Babel – PostCSS, Sass / Less – Lighthouse, PageSpeed Insights 2. Back-End Core Skills: – RESTful API design & best practices – GraphQL – Authentication & authorization (JWT, OAuth2) – Data modeling and normalization – Security fundamentals (OWASP Top 10, input validation) Languages & Frameworks: – Node.js with Express, Koa, or NestJS – Python with Django or Flask – Java with Spring Boot – Ruby on Rails – Go Databases & Persistence: – Relational: PostgreSQL, MySQL, SQL Server – NoSQL: MongoDB, Redis, Cassandra – ORM/ODM: TypeORM, Prisma, Sequelize, Mongoose Testing & Quality: – Unit / Integration Testing: Jest, Mocha, PyTest, JUnit – API Testing: Postman, Insomnia, Newman – Linting / Formatting: ESLint, Prettier, Black (Python) 3. DevOps & Deployment Version Control & Collaboration: – Git (GitHub, GitLab, Bitbucket workflows) – CI/CD: GitHub Actions, GitLab CI, CircleCI, Jenkins Containerization & Orchestration: – Docker (Dockerfiles, Compose) – Kubernetes or Docker Swarm Cloud & Hosting: – AWS (EC2, Lambda, RDS, S3), Azure, or GCP – Serverless: AWS Lambda, Azure Functions, Netlify Functions – PaaS: Heroku, DigitalOcean App Platform Monitoring & Logging: – Prometheus / Grafana, Datadog, New Relic – ELK Stack (Elasticsearch, Logstash, Kibana) 4. Soft Skills & Processes – Agile/Scrum or Kanban methodologies – User-Centered Design collaboration – Story grooming, estimation, and sprint planning – Code reviews, pair programming – Documentation: Swagger/OpenAPI, README standards

Keyword: Design UI

Price: $70.0

React Node.js JavaScript TypeScript PostgreSQL MongoDB Docker Agile Software Development REST API