Tech Glossary99 terms

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Technical terms explained simply. From product concepts to Web3 development, understand the terminology that matters for your project.

Product

MVP

A Minimum Viable Product is the simplest version of a product that can be released to validate core assumptions with real users.

Product

Product Discovery

The process of understanding user needs, market opportunities, and technical feasibility before building a product.

Product

Market Validation

The process of testing whether a product idea has genuine demand in the target market before full development.

Product

Product-Market Fit

The point where a product satisfies strong market demand, indicated by organic growth and high user retention.

Product

User Personas

Fictional representations of your ideal users based on research, used to guide product decisions and design.

Product

User Journey

A visual map of the steps a user takes to accomplish a goal with your product, including emotions and pain points.

Product

Wireframe

A low-fidelity visual guide showing the structure and layout of a page or screen without detailed design.

Product

Prototype

An interactive simulation of a product used to test ideas and gather feedback before building the real thing.

Product

Design System

A collection of reusable UI components, patterns, and guidelines that ensure consistency across a product.

Product

Roadmap

A strategic document outlining planned features, milestones, and priorities over time.

Product

Sprint

A fixed time period, usually one to two weeks, during which a team completes a set of planned work.

Product

Backlog

A prioritized list of features, bugs, and tasks waiting to be worked on by the development team.

Product

Scope Creep

The gradual expansion of a project beyond its original goals, often causing delays and budget overruns.

Product

Technical Debt

The implied cost of shortcuts taken during development that will need to be addressed later.

Web

Next.js

A React framework for building full-stack web applications with server-side rendering and static site generation.

Web

React

A JavaScript library for building user interfaces using reusable components and a virtual DOM.

Web

TypeScript

A typed superset of JavaScript that adds static type checking and improved tooling to the language.

Web

JavaScript

The programming language that runs in web browsers and powers interactive web experiences.

Web

SSR (Server-Side Rendering)

Rendering web pages on the server for each request, sending fully formed HTML to the browser.

Web

SSG (Static Site Generation)

Pre-rendering pages at build time into static HTML files that can be served from a CDN.

Web

ISR (Incremental Static Regeneration)

A Next.js feature that updates static pages after deployment without rebuilding the entire site.

Web

SPA (Single Page App)

A web application that loads a single HTML page and dynamically updates content without full page reloads.

Web

Routing

The mechanism that maps URLs to specific pages or components in a web application.

Web

REST API

An architectural style for building web services that use HTTP methods to perform operations on resources.

Web

GraphQL

A query language for APIs that allows clients to request exactly the data they need in a single request.

Web

Webhooks

HTTP callbacks that notify your application when events occur in external services.

Web

CDN

A Content Delivery Network distributes content across global servers to reduce latency for users.

Web

Caching

Storing copies of data in temporary storage to reduce load times and server requests.

Mobile

Flutter

Google's UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase.

Mobile

React Native

A framework for building native mobile apps using React and JavaScript.

Mobile

Native iOS

Building iOS applications using Apple's official languages (Swift or Objective-C) and frameworks.

Mobile

Native Android

Building Android applications using Google's official languages (Kotlin or Java) and frameworks.

Mobile

App Store Review

The process by which Apple and Google evaluate mobile apps before allowing them in their stores.

Mobile

ASO (App Store Optimization)

Optimizing mobile app store listings to improve visibility and increase downloads.

Mobile

Push Notifications

Messages sent from a server to a mobile app that appear even when the app is not active.

Mobile

Deep Linking

URLs that open specific content or screens within a mobile app rather than just launching it.

Mobile

In-App Purchases

The ability to buy digital content or subscriptions within a mobile application.

Mobile

Offline Mode

App functionality that works without an internet connection by storing data locally.

Backend

Node.js

A JavaScript runtime built on Chrome's V8 engine for building server-side applications.

Backend

Express.js

A minimal and flexible Node.js web framework for building APIs and web applications.

Backend

Microservices

An architectural style where an application is built as a collection of small, independent services.

Backend

API Gateway

A server that acts as a single entry point for API requests, handling routing, authentication, and more.

Backend

Rate Limiting

Controlling the number of requests a user or client can make to an API within a time period.

Backend

Background Jobs

Tasks that run asynchronously outside the main request-response cycle.

Backend

Message Queue

A system for passing messages between services asynchronously, ensuring reliable delivery.

Backend

Pub/Sub

A messaging pattern where publishers send messages to topics that subscribers receive.

Backend

Database Index

A data structure that improves the speed of data retrieval operations on a database table.

Backend

SQL

Structured Query Language, the standard language for managing and querying relational databases.

Backend

PostgreSQL

A powerful, open-source relational database known for reliability, features, and extensibility.

Backend

NoSQL

A category of databases that store data in formats other than traditional relational tables.

Backend

MongoDB

A document-oriented NoSQL database that stores data in flexible, JSON-like documents.

Backend

Redis

An in-memory data store used as a database, cache, and message broker.

Cloud

AWS

Amazon Web Services, the largest cloud computing platform offering infrastructure and services.

Cloud

Google Cloud (GCP)

Google Cloud Platform, a suite of cloud computing services from Google.

Cloud

Vercel

A cloud platform optimized for frontend frameworks, especially Next.js, with automatic deployments.

Cloud

Firebase

Google's platform for building mobile and web applications with backend services.

Cloud

Supabase

An open-source Firebase alternative with PostgreSQL database, authentication, and real-time capabilities.

Cloud

Docker

A platform for building, sharing, and running applications in isolated containers.

Cloud

Kubernetes

An open-source platform for automating deployment, scaling, and management of containerized applications.

Cloud

CI/CD

Continuous Integration and Continuous Deployment automate testing and releasing software.

Cloud

GitHub Actions

GitHub's built-in CI/CD platform for automating workflows directly from your repository.

Cloud

Infrastructure as Code (IaC)

Managing and provisioning infrastructure through machine-readable configuration files.

Cloud

Terraform

An open-source tool for defining and provisioning infrastructure using declarative configuration.

Cloud

Monitoring

Collecting and analyzing metrics, logs, and traces to understand system health and performance.

Cloud

Logging

Recording events and data from applications and systems for debugging and analysis.

Cloud

Uptime

The percentage of time a system is operational and available to users.

Cloud

Load Balancing

Distributing network traffic across multiple servers to ensure no single server is overwhelmed.

Security

Authentication

The process of verifying the identity of a user or system.

Security

Authorization

The process of determining what actions an authenticated user is allowed to perform.

Security

OAuth

An open standard for access delegation, allowing users to grant third-party access without sharing passwords.

Security

JWT

JSON Web Token, a compact way to securely transmit information between parties as a signed JSON object.

Security

SSO

Single Sign-On allows users to authenticate once and access multiple applications.

Security

MFA

Multi-Factor Authentication requires multiple forms of verification to access an account.

Security

Role-Based Access Control (RBAC)

An approach where permissions are assigned to roles, and users are assigned to roles.

Security

Encryption

Converting data into a coded format that can only be read with the correct decryption key.

Security

HTTPS

HTTP Secure, the encrypted version of HTTP that protects data transmitted between browser and server.

Security

CORS

Cross-Origin Resource Sharing, a mechanism that controls which domains can access your API.

Security

OWASP

The Open Web Application Security Project, a foundation producing security guidelines and tools.

Security

GDPR

The General Data Protection Regulation, EU law governing personal data protection and privacy.

Security

HIPAA

The Health Insurance Portability and Accountability Act, US law protecting health information.

Security

PCI-DSS

Payment Card Industry Data Security Standard, requirements for handling credit card data.

LLM

Large Language Model, an AI trained on vast text data to understand and generate human-like language.

Prompt Engineering

The practice of crafting effective inputs to get desired outputs from language models.

RAG (Retrieval-Augmented Generation)

A technique that enhances LLM responses by retrieving relevant context from external knowledge sources.

Embeddings

Numerical representations of text, images, or other data that capture semantic meaning.

Vector Database

A database optimized for storing and querying high-dimensional vector embeddings.

Fine-tuning

Training a pre-trained model further on specific data to improve performance for particular tasks.

Agents

AI systems that can plan and execute multi-step tasks by using tools and making decisions.

Function Calling

A capability allowing LLMs to output structured data that calls predefined functions.

Evaluation (Eval)

Systematic assessment of AI model performance against defined criteria and test cases.

Hallucination

When an AI model generates plausible-sounding but incorrect or fabricated information.

Web3

Blockchain

A distributed ledger technology where data is stored in blocks linked cryptographically.

Web3

Smart Contract

Self-executing code deployed on a blockchain that automatically enforces agreement terms.

Web3

Ethereum

A decentralized blockchain platform that enables smart contracts and decentralized applications.

Web3

ERC-20

The standard interface for fungible tokens on Ethereum, ensuring wallet and exchange compatibility.

Web3

ERC-721

The standard for non-fungible tokens (NFTs) on Ethereum, where each token is unique.

Web3

NFT

Non-Fungible Token, a unique digital asset verified on a blockchain representing ownership.

Web3

WalletConnect

An open protocol for connecting decentralized applications to mobile crypto wallets.

Web3

Testnet Faucet

A service that provides free test cryptocurrency for blockchain development and testing.

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MVP

Product Discovery

Market Validation

Product-Market Fit

User Personas

User Journey

Wireframe

Prototype

Design System

Roadmap

Sprint

Backlog

Scope Creep

Technical Debt

Next.js

React

TypeScript

JavaScript

SSR (Server-Side Rendering)

SSG (Static Site Generation)

ISR (Incremental Static Regeneration)

SPA (Single Page App)

Routing

REST API

GraphQL

Webhooks

CDN

Caching

Flutter

React Native

Native iOS

Native Android

App Store Review

ASO (App Store Optimization)

Push Notifications

Deep Linking

In-App Purchases

Offline Mode

Node.js

Express.js

Microservices

API Gateway

Rate Limiting

Background Jobs

Message Queue

Pub/Sub

Database Index

SQL

PostgreSQL

NoSQL

MongoDB

Redis

AWS

Google Cloud (GCP)

Vercel

Firebase

Supabase

Docker

Kubernetes

CI/CD

GitHub Actions

Infrastructure as Code (IaC)

Terraform

Monitoring

Logging

Uptime

Load Balancing

Authentication

Authorization

OAuth

JWT

SSO

MFA

Role-Based Access Control (RBAC)

Encryption

HTTPS

CORS

OWASP

GDPR

Learn the language of
modern development

Learn the language of
modern development