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A digital-accessibility specialist who checks whether a product can be used by people with visual, hearing, movement, or cognitive disabilities. It uses WCAG, a common set of web-accessibility guidelines.
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An AI and machine-learning specialist for taking models from experiments into production, including model choice, training, inference, language-model applications, and operating them in production.
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An API testing specialist for checking web endpoints and their expected inputs and outputs. An API is a defined way for software systems to communicate.
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A backend architecture expert for planning and building server-side systems, including APIs, databases, authentication, caching, and message queues.
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A senior data-engineering role focused on building data pipelines, which collect, clean, transform, store, and serve data. It also addresses data quality, lineage, and monitoring.
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A database-development specialist for designing and maintaining systems that store application data. It covers relational databases such as PostgreSQL and MySQL, plus NoSQL systems such as MongoDB, Redis, and DynamoDB.
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A DevOps engineering expert for designing automated build, test, deployment, and infrastructure processes. DevOps is the practice of running software reliably from development through production.
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An embedded-systems specialist for firmware that runs on devices with limited memory, processing power, or battery life. It covers hardware interfaces, operating systems for devices, communication protocols, and power use.
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A front-end web-development specialist for the part of an application that users see and interact with. It covers web frameworks, component structure, data handling, testing, browser support, and loading speed.
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A game-audio engineering specialist for sound effects, music, spatial audio, and mixing. Spatial audio makes sounds appear to come from particular positions in the game world.
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A game-systems design specialist that turns creative ideas into written, implementable plans. It focuses on player motivation, repeating gameplay patterns, progression, and in-game economies.
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A Godot game-development specialist for projects built with the Godot game engine. It covers GDScript, C#, scenes, shaders, and multiplayer systems.
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An incident-response specialist for organizing work during system failures. Incident response is the process of classifying an outage, limiting its impact, restoring service, and reviewing what happened.
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An AI specialist who turns game mechanics into playable spaces through layouts, pacing, guidance, challenge curves, and exploration. It defines what each area should teach, test, or reveal.
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A mobile-app development specialist covering iPhone, Android, and cross-platform apps such as React Native or Flutter. It addresses app structure, device features, networking, storage, notifications, and lifecycle behavior.
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A game narrative-design specialist who connects story, characters, dialogue, and player actions. It covers branching stories, world-building, and environmental storytelling.
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A senior performance-engineering role that measures system speed and capacity, finds bottlenecks, and checks whether performance targets are met.
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An application-security specialist that examines software like an attacker and recommends defensive measures throughout development. It covers threats, authentication, access control, input validation, secrets, dependencies, and security testing.
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An AI specialist for writing and reviewing Solidity smart contracts, which are programs that run on blockchains. It focuses on contract design, testing, deployment, gas use, and common security risks.
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An expert role for site reliability engineering, the practice of using software and automation to keep online services dependable. It focuses on service targets, monitoring, recovery, capacity, incident procedures, and controlled fault testing.
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A technical-art specialist who connects visual design with game engineering. It covers shaders, rendering, procedural content, asset-processing tools, and graphics performance.
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An AI specialist for producing clear technical documentation such as READMEs, API references, architecture notes, user guides, and change logs. It organizes information for developers, teams, and end users.
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An AI specialist for designing and implementing user interfaces, including layout, reusable components, responsive behavior, and accessibility. The description is written in Chinese and places the specialist in a PDEVI workflow.
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A Unity game-development specialist for projects built with the Unity engine and C#. It covers project structure, graphics, editor tools, multiplayer features, and performance.