About the Role We are seeking a highly skilled MERN Stack Developer with strong backend expertise in Express.js and advanced hands-on experience with MongoDB , including aggregation pipelines, cursors, transactions, sharding, and real-time data handling . The ideal candidate will also have deep knowledge of React.js and Next.js frameworks, leveraging different rendering strategies ( ISR, SSG, SSR, CSR ) to build scalable, SEO-friendly, and high-performance web applications. You will collaborate closely with cross-functional teams to design, develop, optimize, and maintain modern applications that deliver seamless and reliable user experiences. Key Responsibilities Backend (Express.js & Node.js) Architect and implement RESTful APIs and microservices with Express.js (expert level). Develop and optimize custom middleware for authentication, logging, error handling, and request validation. Build scalable backend systems with a focus on security, performance, and fault tolerance. Integrate third-party APIs and services, ensuring robust data handling. Monitor and optimize application performance under high concurrency and load conditions . Frontend (React.js & Next.js) Build dynamic, responsive, and reusable UI components with React.js . Implement Next.js rendering strategies: ISR (Incremental Static Regeneration) for near real-time updates. SSG (Static Site Generation) for fast static builds. SSR (Server-Side Rendering) for SEO-friendly dynamic pages. CSR (Client-Side Rendering) for interactive and personalized experiences. Apply performance optimization techniques like code splitting, lazy loading, and caching. Collaborate with UI/UX designers to translate designs into functional user interfaces. Maintain state management with Redux, Context API, or modern alternatives (Zustand/Recoil). General Development & Collaboration Write clean, maintainable, and testable code following industry best practices. Conduct code reviews, unit/integration testing, and debugging . Implement secure authentication and authorization flows (JWT, OAuth2). Work with CI/CD pipelines for automated builds, testing, and deployments. Collaborate in Agile/Scrum environments with product, design, and QA teams. Required Skills & Experience Backend (Expert): Express.js (routing, middleware, async programming, error handling). Database (Advanced): Aggregation pipelines, transactions, indexing, cursors, change streams, sharding, and replication. Frontend (Proficient): React.js + Next.js (ISR, SSR, SSG, CSR), state management, responsive UI development. Other: Git/GitHub, REST API design, secure coding practices, performance optimization. Bonus Skills (Nice to Have): GraphQL, WebSockets/Socket.io, Docker/Kubernetes, cloud deployments (AWS/GCP/Azure), Jest/Mocha/Cypress testing frameworks. Why Join Us? Work with cutting-edge technologies in the MERN + Next.js ecosystem. Be part of a collaborative and growth-driven team . Competitive salary with performance-based incentives. Flexible work culture with opportunities for continuous learning and upskilling . Exposure to scalable, high-performance product development .
Job Overview: We are looking for a motivated and dynamic Sales Executive to join our team. The ideal candidate should have strong communication and convincing skills, with the ability to generate leads, build client relationships, and close sales effectively. Key Responsibilities: Identify and approach potential clients through calls, emails, and networking. Present and explain company products/services to clients clearly and persuasively. Build and maintain strong client relationships to ensure repeat business. Achieve monthly sales targets and contribute to overall business growth. Maintain records of sales activities and report to management regularly. Requirements: Excellent communication skills (verbal and written). Strong convincing and negotiation skills. Self-motivated with a target-driven approach. Ability to work independently and as part of a team. Prior sales experience is preferred (freshers with strong skills may also apply).
Key Responsibilities: Design, develop, and maintain RESTful APIs and microservices using FastAPI and Python. Architect and optimize relational database schemas and queries in PostgreSQL for high performance and scalability. Implement secure authentication, authorization, and data validation mechanisms. Integrate external APIs and services and manage asynchronous tasks (Celery, RabbitMQ, etc.). Collaborate with front-end developers, DevOps, and product teams to deliver end-to-end solutions. Write clean, maintainable, and testable code with proper documentation. Conduct code reviews, ensure best practices, and mentor junior developers as needed. Required Skills & Competencies: Strong proficiency in Python 3.x. Hands-on expertise with FastAPI framework. Deep understanding of PostgreSQL (indexing, optimization, stored procedures, partitioning). Experience with ORM frameworks like SQLAlchemy or Tortoise ORM. Solid knowledge of asynchronous programming (async/await) and concurrency patterns. Proficiency in Git, CI/CD pipelines, Docker, and containerized deployments. Understanding of REST principles, API versioning, and best practices for scalable backend systems. Strong debugging, problem-solving, and performance tuning skills. Good to Have (Optional): Experience with Redis, Kafka, Celery, or other message queues. Exposure to cloud environments (AWS/GCP/Azure) and Infrastructure as Code tools. Familiarity with automated testing frameworks (Pytest, Unittest). Education: Bachelors or Master’s degree in Computer Science, Engineering, or a related field. Why Join Blue Brain Technologies: Work on high-impact, large-scale projects with modern tech stack. Collaborative and growth-oriented environment. Competitive salary, performance bonuses, and benefits.
About the Role We're seeking an elite frontend architect to lead the development of scalable, offline-first SPAs. You'll design performant, accessible UIs using React, MUI, Redux, and IndexedDB, ensuring WCAG compliance and sub-100ms interactions. If you can expertly answer 107 advanced technical questions on semantic HTML/CSS in React-MUI integrations, ES6+ JS nuances, Fiber internals, state orchestration, and perf optimizations (spanning landmarks, ARIA, custom props, event loops, hooks, reducers, virtual scrolling, SSR, and more), this is your challenge. Key Responsibilities Architect deeply nested MUI components with Redux-driven state and IndexedDB persistence for offline navigation, forms, and dashboards. Optimize responsive layouts, animations, and virtual lists using CSS Grid/Flexbox, media queries, and react-window for terabyte-scale data. Implement immutable state patterns, RTK Query endpoints, and optimistic updates with Zod validation and error boundaries. Profile and audit Core Web Vitals (LCP/CLS/FID) via Lighthouse, minimizing reflows/repaints with transforms, batching, and tree-shaking. Ensure semantic HTML, ARIA live regions, and custom hooks for polymorphic UIs, with SSR hydration via Next.js and Emotion. Required Experience & Capabilities 10+ years in frontend engineering , with 5+ years mastering React 18+ ecosystems (MUI 5+, Redux Toolkit, IndexedDB/IDB APIs). Proven expertise in advanced topics : Semantic HTML/CSS: Landmarks, custom data attrs, validation, CSS vars scoping, pseudo-elements, containment, specificity cascades, subgrid/masonry. ES6+ JS: Strict mode, TDZ, event phases, event loop/macrotasks, Promises/async/await, tagged literals, WeakMap/Set, V8 GC/heap profiling. React Advanced: Fiber reconciler, hooks (useMemo/Callback/Transition/DeferredValue), controlled/uncontrolled inputs, HOCs, Context/Providers, lazy/Suspense, forwardRef, exhaustive deps. State Management: Redux reducers/thunks/sagas, RTK Query, normalization, middleware for IndexedDB sync, vs. MobX/Zustand/Recoil. Performance: Virtual DOM diffing, code-splitting (Vite/Webpack), memoization pitfalls, SSR/CSR hybrids, bundle analysis, idle callbacks. Tools/Practices : ESLint/TS configs, Zod/Formik/react-hook-form, React Router v7, Next.js app router, Module Federation, Chrome DevTools profiling. Soft Skills : Ability to dissect and solve complex issues (e.g., FOUC avoidance, race conditions, memory leaks) in monorepos/micro-frontends; mentor juniors on best practices.
We are seeking an experienced Full Stack Developer - Team Lead to join our dynamic development team. In this hybrid role, you will contribute hands-on to building scalable web and mobile applications while leading a small team of developers. The ideal candidate thrives in a fast-paced environment, mentoring junior engineers, driving technical decisions, and delivering high-quality solutions. This position requires 6-10 years of full-stack development experience with a strong command of modern technologies. Key Responsibilities Lead and Mentor Team: Guide a team of 3-5 developers, conduct code reviews, provide technical mentorship, and foster a collaborative culture to ensure project success and professional growth. Full-Stack Development: Design, develop, and maintain robust web applications using PHP, Laravel, and WordPress for backend, and MERN stack (MongoDB, Express.js, React, Node.js) for frontend and full-stack features. Mobile Development: Build and optimize cross-platform mobile apps using React Native, integrating seamlessly with backend services. Cloud Infrastructure: Deploy and manage applications on AWS, including services like EC2, S3, Lambda, and RDS, while implementing scalable architectures. DevOps Practices: Establish and maintain CI/CD pipelines using tools like Jenkins, GitHub Actions, or AWS CodePipeline to automate testing, deployment, and monitoring. Technical Leadership: Collaborate with product managers and stakeholders to define technical roadmaps, estimate efforts, and resolve complex issues. Ensure adherence to best practices in security, performance, and scalability. Innovation and Optimization: Identify opportunities for process improvements, refactor legacy code, and integrate emerging technologies to enhance application performance. Project Delivery: Oversee end-to-end project lifecycles, from requirements gathering to deployment and post-launch support, meeting deadlines and quality standards. Required Qualifications Experience: 6-10 years in full-stack software development, with at least 2 years in a leadership or senior developer role. Core Technical Skills: Backend: Strong proficiency in PHP (OOP, MVC patterns) and Laravel framework; extensive experience with WordPress (custom themes, plugins, and WooCommerce). Frontend/Full-Stack: Expertise in MERN stack, including React for dynamic UIs and Node.js/Express for server-side logic. Mobile: Proven track record building React Native applications for iOS and Android. Cloud & DevOps: Hands-on experience with AWS services and implementing CI/CD workflows for continuous integration and deployment. Soft Skills: Excellent communication, problem-solving, and leadership abilities. Ability to manage multiple priorities in an agile environment. Education: Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience). Other: Familiarity with version control (Git), RESTful APIs, databases (MySQL, MongoDB), and testing frameworks (PHPUnit, Jest). Preferred Qualifications Experience leading cross-functional teams in e-commerce, SaaS, or content management projects. Certifications in AWS (e.g., Solutions Architect) or relevant Laravel/React Native courses. Knowledge of additional tools like Docker, Kubernetes, or GraphQL. Contributions to open-source projects or a strong GitHub portfolio.