Unleashing Your Potential: Exploring Our Technical Assessments​

Hirezap Technical Skills
Unlock Your Brilliance: Dive into Our Empowering Tech Trials

Technical assessments, widely utilized in fields like information technology, engineering, and related domains, serve as valuable tools for evaluating an individual’s proficiency, skills, and problem-solving capabilities in technical areas. These assessments are instrumental in providing a comprehensive understanding of how an individual may perform in various technical scenarios, making them crucial in professional settings.

Technical assessments typically gauge factors such as:

  1. Technical Competence: Evaluation of a person’s proficiency in specific technical skills relevant to the job or field.

  2. Problem-solving Abilities: Assessment of how an individual approaches and solves technical challenges, showcasing their analytical and critical thinking skills.

  3. Coding and Programming Proficiency: Measurement of coding skills, programming languages expertise, and the ability to write efficient and effective code.

  4. Systems Understanding: Examination of a person’s comprehension of systems, networks, and technical architectures.

  5. Attention to Detail: Evaluation of the accuracy and precision in an individual’s technical work, emphasizing the importance of meticulousness.

Technical assessments find applications in various contexts, including:

Hiring and Recruitment: Determining the technical suitability of a candidate for a particular role.

Skill Gap Analysis: Identifying areas for skill development and training within a technical team.

Project Team Formation: Creating well-rounded teams by assessing diverse technical strengths.

Career Advancement: Guiding individuals in their career paths based on their technical strengths and areas for improvement.

In essence, technical assessments play a vital role in ensuring a candidate’s technical capabilities align with the requirements of a role and are crucial for effective team building, skill development, and career progression in technical domains.

Table of Contents

Data Scientist

A Data Scientist is responsible for analyzing and interpreting complex digital data, such as the usage statistics of a website, especially in order to assist a business in its decision-making.

Key skills include:

  • Aptitude and Reasoning: Ability to understand and solve complex problems.
  • Statistics: Understanding and applying statistical methods to data.
  • Data Analytics: Analyzing raw data to find trends and answer questions.
  • Data Visualization: Representing data in graphical or pictorial format.
  • Artificial Intelligence: Applying AI methods to automate data analysis.
  • Machine Learning: Using algorithms and statistical models to let computers perform specific tasks without explicit instructions.

Data Engineer

A Data Engineer is responsible for designing, constructing, installing, testing and maintaining highly scalable data management systems.

Key skills include:

  • Data Storage: Understanding various data storage and warehousing technologies.
  • Databases: Designing, creating, and managing databases.
  • ETL Pipelines: Building and managing data extraction, transformation, and load processes.
  • Data Mining: Applying methodologies to extract information from large volumes of data.
  • Big Data Tools: Using tools like Hadoop, Spark, and others to process big data.
  • Cloud Computing: Understanding cloud services like AWS, Google Cloud, and Azure.

Blockchain Developer

A Blockchain Developer is responsible for developing and optimizing blockchain protocols, crafting the architecture of blockchain systems, developing smart contracts and web apps using blockchain technology.

Key skills include:

  • Blockchain: Understanding the principles and technologies behind blockchain, such as distributed ledger technology and smart contracts.
  • Cryptography: Understanding cryptographic principles and applying them in blockchain development.
  • Cryptocurrency: Knowledge of cryptocurrencies and digital token system.
  • Hyperledger: Knowledge of Hyperledger platform and its associated tools.
  • Bitcoin: Understanding Bitcoin protocol and transaction lifecycle.

JavaScript Developer

JavaScript Developers are responsible for implementing the front-end logic that defines the behavior of the visual elements of a web application.

Key skills include:

  • JavaScript: Proficiency in JavaScript programming language.
  • JS Frameworks: Experience with JavaScript frameworks such as React, Angular, Vue.js, etc.
  • ES5/ES6: Familiarity with ECMAScript 2015 (also known as ES6) and ECMAScript 5 (ES5) standards.
  • JS DOM: Understanding of JavaScript Document Object Model (DOM) for manipulating webpage content.

Cybersecurity Specialist

A Cybersecurity Specialist designs and implements secure network solutions to defend against hackers, cyber-attacks, and other persistent threats.

Key skills include:

  • Operating System: Understanding of various operating systems and their security aspects.
  • Network Security: Knowledge of network infrastructures and network security protocols.
  • Cloud Security: Knowledge of security strategies in a cloud-based environment.
  • Coding: Ability to write secure code and scripts.
  • Information Security: Understanding principles and methods of protecting information.
  • Incident Handling: Ability to respond to security incidents and breaches.
  • Network Administration: Managing and maintaining network infrastructure.

Frontend Developer

A Frontend Developer is responsible for implementing visual and interactive elements that users engage with through their web browser when using a web application.

Key skills include:

  • ReactJS: Knowledge of React JavaScript library for building user interfaces.
  • JSP: Understanding of JavaServer Pages (JSP) technology for building dynamic web pages.
  • JQuery: Familiarity with jQuery library to simplify HTML document traversing, event handling, and animation.
  • AngularJS: Experience with AngularJS framework for building dynamic web apps.
  • Web Development: Knowledge of web development technologies and principles.

Backend Developer

A Backend Developer is responsible for server-side web application logic and integration of the work front-end developers do.

Key skills include:

  • Data Structures: Understanding of data structures to effectively store and retrieve data.
  • Python: Proficiency in Python, a common language for backend development.
  • PHP: Familiarity with PHP, a popular server-side scripting language.
  • SQL: Knowledge in SQL for managing and manipulating databases.
  • Node.js: Experience with Node.js, a runtime environment that allows JavaScript to run on the server side.

AWS Solution Architect

An AWS Solution Architect designs and deploys scalable, highly available systems on AWS.

Key skills include:

  • AWS Basics: Understanding of the basic features and infrastructure of AWS.
  • Foundation Services: Knowledge of foundational AWS services like Amazon EC2, Amazon S3, Amazon VPC.
  • Deployment and Management: Skills in deploying, managing, and operating scalable systems on AWS.
  • Application Services: Familiarity with AWS services for application integration such as SWF, SNS, SQS, etc.

Java Backend Developer

A Java Backend Developer is responsible for server-side development using the Java programming language.

Key skills include:

  • Core Java: Proficiency in the fundamental syntax and principles of the Java programming language.
  • Spring Professional: Knowledge in Spring Framework, a popular framework for building Java applications.
  • Spring Rest: Experience in building REST APIs using the Spring Framework.
  • Spring Boot: Familiarity with Spring Boot, which is used to create stand-alone, production-grade Spring-based applications.

Angular Developer

An Angular Developer builds and maintains web applications using the Angular framework.

Key skills include:

  • Node.js: Experience with Node.js, a runtime environment that allows server-side rendering of JavaScript.
  • Component: Understanding of Angular components, which are a part of the Angular framework’s architecture.
  • Data Binding: Proficiency in data binding in Angular to connect application data with the DOM.

PHP Developer

A PHP Developer writes server-side web application logic using the PHP programming language.

Key skills include:

  • Frontend Development: Understanding of frontend technologies like HTML, CSS, and JavaScript.
  • CMS: Experience with Content Management Systems like WordPress or Drupal.
  • Version Control: Proficiency in using version control systems like Git.

Android Developer

An Android Developer designs and builds advanced applications for the Android platform.

Key skills include:

  • Java: Proficiency in Java, which is frequently used in Android development.
  • Kotlin: Experience with Kotlin, a statically typed programming language used for modern Android development.
  • Android Interactivity: Understanding of how to create interactive UIs on the Android platform.
  • API Integration: Skills in integrating external APIs into Android applications.

IoT Developer

An IoT Developer designs and builds solutions for the Internet of Things.

Key skills include:

  • IoT Fundamentals and Architecture: Understanding of the basic concepts, technologies, and architecture of IoT.
  • Embedded Programming: Skills in programming embedded systems.
  • IoT Hardware and Interfacing: Familiarity with IoT hardware and how to interface with it.
  • Cloud Fundamentals: Knowledge of cloud computing concepts and platforms.

ML Engineer

A Machine Learning Engineer creates programs and algorithms that allow computers to learn new tasks.

Key skills include:

  • Reinforcement Learning: Understanding of reinforcement learning, a type of machine learning where an agent learns to behave in an environment by performing certain actions and observing the results.
  • Probability & Distribution: Knowledge of probability and statistics, which are foundational to machine learning.
  • Deep Learning: Skills in deep learning, a subset of machine learning that deals with neural networks.
  • Supervised Learning: Familiarity with supervised learning, a type of machine learning where the model is trained using labeled data.

.NET Developer

A .NET Developer builds software using languages and technologies of the .NET framework.

Key skills include:

  • ASP.NET MVC: Proficiency in the ASP.NET MVC framework, a model-view-controller framework for building dynamic websites.
  • Programming Knowledge: Solid understanding of programming concepts and principles.
  • Compilers: Knowledge of how compilers work, as it’s important for understanding the code execution process.

SQL Developer

An SQL Developer designs, develops, and maintains relational databases.

Key skills include:

  • SQL Basics: Understanding of basic SQL commands and syntax.
  • SQL Keys: Knowledge of keys in SQL, which are used to link different tables in a database.
  • SQL Queries: Proficiency in writing SQL queries to manipulate and retrieve data.
  • SQL Tables: Familiarity with creating and managing tables in SQL.

React Developer

A React Developer builds user interfaces using the React.js library.

Key skills include:

  • Frontend Development: Proficiency in technologies like HTML, CSS, and JavaScript.
  • Backend Development: Understanding of server-side programming concepts and languages.
  • Frameworks: Familiarity with JavaScript frameworks, particularly React.js.
  • Design Patterns: Knowledge of design patterns in JavaScript and React.js to write reusable and maintainable code.

Scala Developer

A Scala Developer creates applications and services using the Scala programming language.

Key skills include:

  • Scala Identifiers: Understanding of Scala identifiers, which are symbolic names to represent variables, methods, classes, etc.
  • Scala Basics: Proficiency in the basic syntax and structure of Scala.
  • Scala Loops: Familiarity with loop control structures in Scala.
  • Scala Variables: Knowledge of how to declare and use variables in Scala.

Devops Engineer

A DevOps Engineer works with developers and the IT staff to oversee code releases.

Key skills include:

  • Agile Methodology: Familiarity with agile methodologies which prioritize iterative development and collaboration.
  • System Administration: Skills in managing and configuring systems.
  • Source Control Management: Proficiency in source control management tools like Git.
  • Operating System: Broad knowledge of different operating systems and their internal workings.

System Design

System Design involves defining the architecture, components, modules, interfaces, and data for a system to satisfy specified requirements.

Key skills include:

  • OOPS: Knowledge of Object-Oriented Programming principles, which are often used in system design.
  • Caching: Understanding of caching mechanisms to improve system performance.
  • Design Pattern: Familiarity with design patterns, which are general repeatable solutions to commonly occurring problems in software design.
  • Sorting and Hashing: Proficiency in sorting and hashing algorithms, which are often used in system design.

ML Engineer

A Machine Learning Engineer designs and creates machine learning models.

Key skills include:

  • Reinforcement Learning: Understanding of reinforcement learning, a type of machine learning where an agent learns to make decisions by performing actions and observing the results.
  • Probability & Distribution: Knowledge of probability and statistics, which are foundational to machine learning.
  • Deep Learning: Skills in deep learning, a subset of machine learning that deals with neural networks.
  • Supervised Learning: Familiarity with supervised learning, a type of machine learning where the model is trained using labeled data.

Ruby on Rails Developer

A Ruby on Rails Developer designs and writes software using the Ruby language and Rails framework.

Key skills include:

  • Ruby: Proficiency in Ruby, a dynamic, reflective, object-oriented, general-purpose programming language.
  • Active Records: Understanding of Active Record, the M in MVC, which is the layer of the system responsible for representing business data and logic.
  • Models and Migrations: Knowledge of models, which are the single, definitive source of information about your data, and migrations, a convenient way to alter your database in a structured and organized manner.
  • Associations and Validations: Familiarity with associations, which make common operations simpler and easier in your code, and validations, which ensure that only valid data is saved into your database.


An Azure professional designs, implements, and manages cloud solutions on Microsoft Azure.

Key skills include:

  • Azure Cloud Fundamentals: Understanding of the basic features and infrastructure of Azure.
  • Azure Storage: Knowledge of Azure’s cloud storage solutions.
  • Azure Network Security: Skills in managing Azure’s network security features.
  • Azure Tools: Familiarity with various tools offered by Azure for managing and monitoring cloud resources.

QA Engineer

A QA Engineer is responsible for the quality of software development and deployment.

Key skills include:

  • White Box Testing: Understanding of white box testing, a method of software testing where the internal structure/design/implementation of the item being tested is known to the tester.
  • Gray Box Testing: Knowledge of gray box testing, a method of software testing that is a combination of white and black box testing where the tester has partial knowledge of the internal structure.
  • Black Box Testing: Proficiency in black box testing, a method of software testing where the internal structure/design/implementation of the item being tested is not known to the tester.
  • Functional Testing: Skills in functional testing, a method of software testing that bases its test cases on the specifications of the software component under test.

Get access to Zapilio

MERN Stack Developer

A MERN Stack Developer works with MongoDB, Express.js, React.js, and Node.js to build web applications.

Key skills include:

  • MongoDB: Understanding of MongoDB, a source-available cross-platform document-oriented database program.
  • Express.JS: Proficiency in Express.js, a web application framework for Node.js.
  • React.JS: Experience with React.js, a JavaScript library for building user interfaces.
  • Node.JS: Skills in Node.js, a platform built on Chrome’s JavaScript runtime for building fast and scalable network applications.

Linux Developer

A Linux Developer works on the Linux operating system and its associated software.

Key skills include:

  • GCC Compiler: Understanding of the GCC compiler, a key tool for development on Linux.
  • Static Libraries: Knowledge of static libraries, which are collections of object files that can be linked into your programs.
  • GDB Debugger: Proficiency in using the GDB debugger, a powerful tool for debugging programs on Linux.
  • Linux Sysfs: Skills in working with sysfs, a pseudo file system provided by the Linux kernel.

GoLang Developer

A GoLang Developer designs and writes software in Go, a statically typed, compiled language developed by Google.

Key skills include:

  • Go Basics: Understanding of the basic syntax and features of Go.
  • Functions: Knowledge of how to define and use functions in Go.
  • Concurrency: Proficiency in Go’s concurrency features, which allow multiple processes to run simultaneously.
  • Network: Skills in network programming in Go.
  • Golang Variables: Familiarity with declaring and using variables in Go.

iOS Developer

An iOS Developer creates applications for devices powered by Apple’s iOS operating system.

Key skills include:

  • Basics of iOS: Understanding of iOS principles and architecture.
  • Apple’s Xcode IDE: Proficiency in using Apple’s Xcode integrated development environment.
  • iOS Frontend Skills: Familiarity with frontend development for iOS, including UI and UX design.
  • iOS Backend Skills: Understanding of backend development for iOS, including working with databases and servers.

Data Structures and Algorithms Specialist

A Data Structures and Algorithms Specialist has a deep understanding of how to organize, process, and retrieve data efficiently.

Key skills include:

  • Arrays: Understanding of arrays, a fundamental data structure for storing collections of elements.
  • Binary Trees: Familiarity with binary trees, a type of data structure that has two children nodes: a left child and right child.
  • Hash Tables: Proficiency in hash tables, a data structure that implements an associative array abstract data type.
  • B Trees: Knowledge of B Trees, a self-balancing tree data structure that maintains sorted data and allows for efficient insertion, deletion, and search operations.

WordPress Developer

A WordPress Developer creates websites and applications using the WordPress, a popular content management system.

Key skills include:

  • Basics of WordPress: Understanding of WordPress’s structure and its syntax.
  • Creating Block and Block Patterns in WordPress: Proficiency in creating and managing blocks and block patterns in WordPress.
  • Accessibility in WordPress: Knowledge of implementing accessibility standards in WordPress websites.
  • WordPress SEO: Skills in optimizing WordPress websites for search engines.

Power BI Developer

A Power BI Developer uses the Power BI tools to visualize data and provide business insights.

Key skills include:

  • Basics of Power BI: Understanding of the Power BI platform and its features.
  • Extracting Data: Skills in extracting data from various sources into Power BI.
  • Transforming Data with Power Query Editor: Proficiency in using Power Query Editor for data transformation.
  • Creating Reports and Visualizations: Ability to create comprehensive reports and data visualizations using Power BI.

It’s crucial to recognize that while technical assessments offer valuable insights into an individual’s capabilities, they should be integrated into a comprehensive evaluation process and not relied upon as the sole determinant for decision-making. Interpretation of the results should be done judiciously, considering that technical skills can evolve and improve with time and experience.

Technical assessments serve as a robust tool for gaining insights into an individual’s proficiency, but their outcomes should be understood within the broader context of the individual’s professional growth and development.

Embrace the future of HR excellence with our curated LinkedIn Newsletter (HR Compass). As industry thought leaders, we bring you unparalleled insights, transformative strategies, and the latest trends in HR.

Zapilio’s revolutionary skill assessment platform for recruiters guarantees a 100% reduction in bad hires. Switch to our all-in-one solution that seamlessly evaluates behavioral and techno-functional skills and witness the transformation in your hiring process.

Subscribe to our newsletters on LinkedIn

Our Recent Posts