Backend Engineer Learning Path

Master Backend Engineer with real-world challenges from top companies. Progress through different levels and build practical skills.

FREE

Design User and Course Schema

Every online learning platform needs a well-structured database to manage users and courses efficiently. Your task is to design a relational database schema that ensures data integrity, flexibility, and scalability while managing users and courses effectively.

beginner
Udemy
Backend Engineerrelational database schema designdata normalization and indexing+1 more
FREE

Build APIs for User Registration and Login

In any web application, user authentication is a critical feature. Your task is to design and implement secure APIs for user registration and login, ensuring data integrity, password security, and token-based authentication for seamless user sessions.

beginner
Udemy
Backend Engineerrest api designsecure password hashing+1 more
FREE

Create Workspace and Channel Management APIs

Craft dynamic APIs to manage workspaces and channels by leveraging multi-tenant design and essential CRUD operations that support collaborative environments.

beginner
Slack
Backend Engineermulti-tenant designbasic crud operations
FREE

Implement Real-Time Ride Request System

Build a high-performance ride request system that processes live data and seamlessly handles request-response workflows to instantly connect riders with drivers.

beginner
Uber
Backend Engineerreal-time data handlingrequest-response workflows+1 more
FREE

Add Pagination and Filtering to Course Listings

Enhance course discovery by implementing intuitive pagination and filtering techniques while mastering query optimization for smooth data retrieval.

beginner
Udemy
Backend Engineerpaginationfiltering+1 more
FREE

Build Basic Rating System for Courses

Design a user-centric course rating system that captures feedback with precision using a well-structured ratings schema and aggregation queries.

beginner
Udemy
Backend Engineerratings schemaaggregation queries
FREE

Enable File Uploads and Sharing in Channels

Implement a secure file upload and sharing feature within channels, focusing on robust metadata handling and safe storage solutions.

beginner
Slack
Backend Engineerfile uploadsmetadata handling+1 more
FREE

Implement Real-Time Typing Indicators

Bring your app to life by adding real-time typing indicators using WebSocket event management to display instant user activity.

beginner
Slack
Backend Engineerwebsocket event managementreal-time updates
FREE

Add Geo-Based Matching for Drivers and Riders

Develop an intelligent matching system that pairs drivers and riders using advanced location algorithms and precise proximity calculations.

beginner
Uber
Backend Engineerlocation-based algorithmsproximity calculations
FREE

Build APIs for Video Upload and Transcoding

Create a robust API for handling video uploads and transcoding, integrating FFmpeg workflows to process media efficiently.

beginner
TikTok
Backend Engineervideo processing workflowsffmpeg integration
FREE

Create APIs for Course Progress Tracking

Design smart APIs to track course progress, efficiently managing state and updating user-specific learning data in real time.

intermediate
Udemy
Backend Engineerstate managementuser-specific data updates
FREE

Build Basic Notifications for Messages

Implement a notification system that uses push notifications and real-time events to keep users instantly informed about new messages.

intermediate
Slack
Backend Engineerpush notificationsreal-time events
FREE

Enable Real-Time Message Delivery for Large Channels

Scale your messaging system for large channels by optimizing WebSocket performance and using distributed messaging to deliver messages in real time.

intermediate
Slack
Backend EngineerReliability Engineerwebsocket scalabilitydistributed messaging
FREE

Design Multi-Language Support for Notifications

Expand your notification system’s reach by designing multi-language support that dynamically localizes content for a global audience.

intermediate
Slack
Backend Engineerlocalizationdynamic content generation
FREE

Implement Basic Video Recommendations

Boost user engagement by building a video recommendation engine that uses collaborative filtering and ranking algorithms to serve personalized content.

intermediate
TikTok
AI/ML SpecialistBackend Engineercollaborative filteringranking algorithms
FREE

Build APIs for Archived Courses

Develop specialized APIs to manage archived courses by implementing soft deletes, streamlined archival workflows, and robust compliance tracking.

intermediate
Udemy
Backend Engineersoft deletesarchival workflows+1 more
FREE

Add Simple Search for Messages

Enhance message retrieval by implementing a simple, yet effective, text search feature powered by smart indexing strategies.

intermediate
Slack
Backend Engineertext searchindexing strategies
FREE

Implement Driver ETA Calculation

Accurately estimate driver arrival times by integrating efficient distance calculations and geo-hashing techniques for real-time ETA predictions.

intermediate
Uber
Backend Engineerdistance calculationsgeo-hashing
FREE

Enable Notifications for Live Classes

Keep learners engaged with live class notifications that use event-driven triggers and real-time WebSocket updates for instant alerts.

intermediate
Udemy
Backend Engineerevent-driven notificationswebsocket updates
FREE

Build Real-Time Collaboration for Documents

Empower teams to work together seamlessly by building a real-time document collaboration system that handles state management and conflict resolution on the fly.

advanced
Slack
Backend EngineerSoftware Architectreal-time state managementconflict resolution
FREE

Enable Real-Time Driver Location UpdatesComing Soon

Keep ride tracking precise by enabling real-time driver location updates using geo-distributed systems and WebSocket connectivity for instant positioning.

advanced
Uber
Backend EngineerReliability Engineerwebsocket updatesgeo-distributed systems
FREE

Build APIs for Advanced Moderation FeaturesComing Soon

Develop robust moderation APIs that combine intelligent workflows with offensive content detection and AI models to keep communities safe.

advanced
TikTok
Backend Engineermoderation workflowsoffensive content detection+1 more
FREE

Enable Scalable API Gateways for High Traffic SystemsComing Soon

API gateway patterns, scalability, security best practices.

advanced
Slack
Backend Engineerapi gateway patternsscalability+1 more
FREE

Optimize APIs for Mobile App IntegrationComing Soon

Refine your API design for mobile platforms by creating mobile-friendly endpoints with robust authentication and effective caching strategies.

advanced
TikTok
Backend Engineermobile-friendly apisauthentication+1 more
FREE

Add Real-Time Notifications for Platform EventsComing Soon

Ensure timely updates by integrating real-time notifications that use event-based triggers, push notifications, and WebSocket workflows to keep users informed.

advanced
Udemy
Backend Engineerevent-based triggerspush notifications+1 more
FREE

Add Dynamic Workflow Automations for TeamsComing Soon

Transform team productivity by integrating dynamic workflow automations that trigger real-time updates and streamline complex processes.

advanced
Slack
Software ArchitectBackend Engineerworkflow triggersreal-time updates+1 more
FREE

Build Scalable Video Transcoding PipelinesComing Soon

Scalable video processing, cloud infrastructure, real-time updates.

advanced
TikTok
Backend Engineerscalable video processingcloud infrastructure+1 more
FREE

Design Advanced Search Indexing for MessagesComing Soon

Full-text search, multi-language support, real-time indexing.

advanced
Slack
Backend EngineerData Engineerfull-text searchmulti-language support+1 more
FREE

Build a Serverless Queue for Failed PaymentsComing Soon

Serverless functions, retry mechanisms, event-driven architectures.

advanced
Uber
Backend EngineerCloud Engineerserverless functionsretry mechanisms+1 more
FREE

Enable Real-Time Document Sync for CollaborationComing Soon

Operational transforms, CRDTs, conflict resolution.

advanced
Slack
Backend EngineerSoftware Architectoperational transformscrdts+1 more
FREE

Deploy APIs Closer to Users with Edge ComputingComing Soon

Edge computing, latency reduction, CDN integration.

advanced
Uber
Backend EngineerCloud Engineeredge computinglatency reduction+1 more
FREE

Enable Role-Based Encryption for Admin AccessComing Soon

Enhance admin security by implementing role-based encryption that combines robust encryption strategies with strict RBAC to protect sensitive operations.

advanced
Slack
Security EngineerBackend Engineerencryption strategiesrbac for sensitive operations+1 more
FREE

Build OAuth 2.0 for Multi-Provider LoginComing Soon

Streamline user authentication by building an OAuth 2.0 system that supports multi-provider logins with secure token validation and smooth social integration.

advanced
Uber
Security EngineerBackend Engineeroauth 2.0 implementationtoken validation+1 more
FREE

Build Collaborative Workspace APIs for TeamsComing Soon

Foster teamwork by creating collaborative workspace APIs that enable real-time document editing and state synchronization using conflict-free techniques.

advanced
Slack
Software ArchitectBackend Engineerreal-time collaborationstate synchronization+1 more
FREE

Optimize Global Content Delivery for Social MediaComing Soon

Enhance user experiences by optimizing global content delivery through CDN integration, static asset optimization, and effective geo-distribution strategies.

advanced
TikTok
Cloud EngineerBackend Engineercdn integrationstatic asset optimization+1 more
FREE

Build Webhooks for External App IntegrationsComing Soon

Enable seamless third-party connectivity by building robust webhook APIs that support automatic retries and real-time notifications.

advanced
Slack
Backend EngineerSoftware Architectwebhook apisretries+1 more
FREE

Add Role-Based Access Control for Admin DashboardsComing Soon

Secure your admin interfaces by implementing comprehensive RBAC that manages permissions and ensures tenant isolation across dashboards.

advanced
Slack
Security EngineerBackend Engineerrbac implementationpermissions workflows+1 more
FREE

Add AI-Powered Moderation for Social FeedsComing Soon

Enhance community safety by integrating AI-powered moderation that uses NLP to filter toxic content and analyze user behavior in real time.

advanced
TikTok
AI/ML SpecialistBackend Engineernlp-based moderationtoxic content filtering+1 more