Full-Stack Engineer I & II

Expert:
You have extensive experience building large-scale, complex web applications using Angular and TypeScript. You can design and architect modular, scalable solutions with advanced use of Angular components, services, and directives. You are proficient in state management (e.g., NgRx), RxJS for handling asynchronous data streams, and optimizing performance through lazy loading and other techniques. You can debug and troubleshoot complex TypeScript-related issues, optimize build processes, and contribute to improving frontend architecture. You mentor others on best practices for Angular development, including unit testing, component design, and security.

Advanced:
You have significant experience developing web applications using Angular and TypeScript. You are comfortable managing Angular services, components, and modules, and are familiar with RxJS for handling reactive programming. You can build dynamic user interfaces, work with routing, and use Angular CLI for project setup and optimization. You have experience integrating APIs, managing state, and writing unit tests for Angular components. While you may not always lead complex architectural design, you can handle advanced features like lazy loading, HTTP interceptors, and security measures.

Intermediate:
You have practical experience using Angular and TypeScript to develop web applications. You can create and manage Angular components, services, and modules, and you’re comfortable with two-way data binding and routing. You have worked with RxJS for handling observables and have basic knowledge of state management. You can handle common tasks such as form validation, routing, and API integration, but may need support with more advanced features like lazy loading or complex state management patterns.

Beginner:
You have a foundational understanding of Angular and TypeScript and have worked on simple projects. You can create basic components, services, and modules, and have used TypeScript for defining types and interfaces. You are familiar with Angular CLI for scaffolding projects, and you understand core concepts like templates, data binding, and simple routing. However, you are still learning more advanced concepts like RxJS, state management, and optimization techniques.

Expert:
You are highly proficient in object-oriented programming (OOP) principles and can design, develop, and maintain complex applications using languages like C#, .Net, C++, or Java. You are capable of architecting solutions with advanced patterns (e.g., dependency injection, inversion of control) and can implement robust, scalable, and maintainable software solutions. You can optimize performance, conduct code reviews, and troubleshoot intricate issues such as memory management or concurrency. You also mentor others on best practices for OOP and design patterns.

Advanced:
You have strong experience with one or more high-level object-oriented languages, such as C#, .Net, C++, or Java. You can build multi-layered applications, work with APIs, and understand key OOP concepts like polymorphism, encapsulation, and inheritance. You are comfortable with debugging, performance tuning, and managing large codebases. You’re familiar with common frameworks (e.g., .NET Core, Java Spring) and have experience working in collaborative environments using version control and CI/CD pipelines.

Intermediate:
You have hands-on experience using high-level object-oriented languages to develop software applications. You can write clean, reusable code, manage small to medium-sized projects, and implement basic OOP principles. You’re familiar with frameworks like .NET or Java and can work with APIs, handle simple debugging, and write unit tests. However, you may need support with more advanced concepts like multithreading, design patterns, or architectural decisions.

Beginner:
You have basic knowledge of object-oriented languages like C#, .Net, C++, or Java. You’ve written simple applications, understand core OOP concepts (classes, objects, inheritance), and can handle basic functionality such as loops, conditionals, and simple data structures. However, you are still learning more advanced concepts like design patterns, exception handling, and application architecture.

Expert:
You have deep expertise in building highly responsive and accessible web interfaces using HTML and CSS. You understand advanced CSS techniques (e.g., Flexbox, Grid), can optimize page load speed, and create modular, reusable stylesheets. You are proficient in CSS preprocessors (e.g., Sass, LESS) and have experience with responsive design, ensuring cross-browser compatibility. You also mentor others in best practices, including accessibility standards (WCAG) and SEO optimizations.

Advanced:
You have solid experience building web pages using HTML and CSS, with a strong grasp of layout techniques (e.g., Flexbox, Grid). You are skilled at creating responsive designs and optimizing for performance across devices and browsers. You are comfortable using CSS preprocessors, and have experience with modern frameworks like Bootstrap or Tailwind CSS. You can troubleshoot layout and rendering issues and have a good understanding of web standards and accessibility guidelines.

Intermediate:
You have practical experience with HTML and CSS, can create static web pages, and apply responsive design principles using basic layout techniques like floats and Flexbox. You can work with media queries for device compatibility and are familiar with CSS frameworks like Bootstrap. You can style components effectively, but may need help with more complex layouts, accessibility considerations, or optimization techniques.

Beginner:
You have a basic understanding of HTML and CSS and can create simple web pages. You understand fundamental concepts like tags, attributes, and basic styling, and can apply inline, internal, and external CSS. However, you are still learning more advanced concepts like responsive design, Flexbox, Grid, and cross-browser compatibility.

Expert:
You have in-depth knowledge of designing and implementing service-oriented architectures (SOA) and multi-tier distributed systems. You are experienced in architecting large-scale, fault-tolerant, and scalable systems using services like microservices or RESTful APIs. You understand advanced concepts such as load balancing, failover strategies, and service orchestration. You are skilled at optimizing for performance, security, and monitoring, and you guide others in adopting best practices.

Advanced:
You have significant hands-on experience working with service-oriented architectures and multi-tier distributed systems. You are proficient in designing and developing APIs, managing services across different layers, and ensuring communication between components. You understand concepts like load balancing, service discovery, and fault tolerance. You may not always lead architectural decisions but are comfortable implementing services in a distributed environment.

Intermediate:
You have practical experience developing in a service-oriented or multi-tier architecture. You can build and consume APIs, understand basic concepts like separation of concerns, and have experience managing services across layers. However, you may need guidance on handling more complex scenarios like high availability, scaling, or service orchestration.

Beginner:
You have a basic understanding of service-oriented architecture and multi-tier systems. You can consume and develop simple APIs, and understand the importance of separating concerns in application layers, but you are still learning about the complexities of distributed systems, such as load balancing, failover, and performance optimization.

Expert:
You have extensive experience with the MVC design pattern, having built numerous applications using frameworks like ASP.NET MVC, Spring MVC, or Django. You can design complex, scalable applications by clearly separating concerns between models, views, and controllers. You are familiar with advanced features like dependency injection, custom middleware, and routing optimization. You also mentor others in MVC best practices and design principles.

Advanced:
You have significant experience with the MVC pattern and have worked on multiple projects using frameworks like ASP.NET MVC or similar. You can develop and structure applications efficiently, understand routing, data binding, and model validation. You are comfortable optimizing for performance and security and can troubleshoot issues related to the MVC framework.

Intermediate:
You have practical experience using the MVC pattern and can develop basic applications that clearly separate concerns between models, views, and controllers. You can handle routing, form validation, and data binding but may need support with more complex aspects like custom middleware or dependency injection.

Beginner:
You have basic knowledge of the MVC pattern and have built simple applications using an MVC framework. You understand the role of models, views, and controllers but are still learning how to handle routing, form validation, and data binding efficiently.

Expert:
You have deep expertise in T-SQL and relational database management. You can design and optimize complex queries, stored procedures, and triggers. You are proficient in performance tuning, indexing strategies, and managing large-scale databases. You have experience with database security, normalization, and optimizing query execution plans. You also mentor others on best practices for T-SQL and relational database design.

Advanced:
You have significant experience writing complex T-SQL queries and stored procedures, and you can optimize performance with indexing and query tuning. You are comfortable managing large relational databases, creating triggers, and handling database transactions. You are familiar with database security and normalization techniques and can troubleshoot performance-related issues.

Intermediate:
You have practical experience using T-SQL for writing queries, stored procedures, and basic database optimization. You can manage medium-sized databases and handle typical database operations such as joins, indexing, and transactions, but may need support with more advanced performance tuning or complex queries.

Beginner:
You have basic knowledge of T-SQL and can write simple queries and stored procedures. You understand the fundamentals of relational databases and can perform basic operations like selecting, inserting, updating, and deleting data, but you are still learning how to optimize performance and manage larger databases.

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