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Filter 243 public project briefs by path and level. Sign in to track progress and reviews. Each brief exposes its grading criteria before you start.
Pick a real tabular dataset (Kaggle/UCI) and build a supervised model end to end. Requirements: FRAME it as regression or classification with a clear...
Extend into a rigorous comparison. Requirements: build a scikit-learn PIPELINE (preprocessing + model) so transforms are fit per fold (leakage-safe);...
Build a more ambitious project in an applied domain. Choose EITHER (a) a deep-learning task — fine-tune a PRETRAINED model (transfer learning) for...
Model a small domain (e.g. a blog or product catalog) as MongoDB documents and load it with mongosh. Decide embedding vs referencing deliberately...
Harden and optimize a collection. Add $jsonSchema validation (required fields, bsonType, enum) via collection options. For the app's real queries,...
Build a Node service on MongoDB using the official driver (or Mongoose) with a single POOLED client (mongodb+srv:// or a local replica-set URI). Model...
Design the network for a small office and build it in a free simulator (Cisco Packet Tracer or GNS3). Requirements: (1) create an IP ADDRESSING plan —...
Build a more realistic segmented network in a simulator (Packet Tracer/GNS3) with routing and core services, applying DEFENSIVE security....
Design and (where possible) build an automated, cloud-connected network that combines the fundamentals with modern tooling. Requirements: (1) design a...
Build a blog with the Next.js App Router (no Pages Router). A statically rendered home page lists posts; dynamic `[slug]` post pages are PRERENDERED...
Build a task or notes app where Server Components read from a real datastore and SERVER ACTIONS ('use server') handle create/update/delete. Forms must...
Build a dashboard behind authentication where a Next.js 16 `proxy.ts` performs an optimistic request-boundary session check and protected server code...
Write a Node.js command-line tool that processes a large text file (a log or CSV) WITHOUT loading it into memory: read it as a stream, transform each...
Build an HTTP API in Node (raw http or Express/Fastify) that is production-shaped: configuration from environment variables with sane defaults and...
Design, build, and publish (to npm or a local/verdaccio registry) a reusable package that offloads a CPU-bound task (hashing, parsing, number...
Build a small data-driven web app in modern, typed PHP 8 (a guestbook, a task list, a simple blog). Use declare(strict_types=1) and typed functions;...
Build a real feature in Laravel: routing → controllers → the Eloquent ORM with migrations and relationships, Blade views (or an API), request...
Take a PHP (Laravel/Symfony) JSON API to production. Deliver: (1) a RESTful, versioned API with token authentication (Sanctum/Passport or JWT),...
Set up a PostgreSQL database with a table of at least a few hundred thousand rows (generate_series works). Find a query that runs slowly, then use...
Operate a Postgres instance like a DBA. (1) Configure WAL archiving and take a base backup (pg_basebackup), then PROVE point-in-time recovery by...
Stand up a production-shaped PostgreSQL deployment. Include: (1) a PRIMARY with at least one streaming REPLICA, and demonstrate failover/promotion...
Pick a real product (or a feature of one) and write a one-page DISCOVERY BRIEF that defines the PROBLEM before any solution. Include: a sharp problem...
For a product of your choice, produce: (1) a backlog of 8-10 candidate items scored with RICE (Reach × Impact × Confidence / Effort — show the table...
Produce an end-to-end product case study that a hiring panel would respect. Deliver: (1) VISION, STRATEGY (positioning/differentiation, the few bets),...