Test assignments for seniors: do they need to be completed?

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Senior Developers - Avoid Coding Challenges

Senior developers often face requests to complete test assignments or coding challenges during the interview process. However, this may not always be a rational and effective approach to assessing qualifications. Instead, the emphasis should be on real-world experience, examples of successfully completed projects, and solved problems.

Coding assignments may not reflect real-world work conditions, where not only technical skills are important, but also the ability to work in a team, manage time, and communicate with colleagues. Senior developers should focus on their strengths and seek opportunities that match their level and experience.

Avoiding coding assignments allows you to focus on more meaningful aspects, such as discussing architecture, participating in the design and implementation of solutions. This also allows employers to better understand how well the candidate fits their team and project.

Ultimately, it is important to choose companies and vacancies that value experience and knowledge, not just the ability to solve abstract problems.

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Recently, the IT industry has seen increasing criticism of whiteboard interviews, where candidates are asked to solve problems on a whiteboard or on paper. This interview format causes significant stress, which many professionals in this field admit. Moreover, companies that use this method often miss out on truly talented specialists. A striking example is the case of Max Howell, the creator of Homebrew, who was rejected by Google after failing to complete the task on time. This situation highlights the need to reconsider approaches to assessing IT candidates to avoid losing valuable talent and ensure a more objective assessment of their skills.

An alternative to live coding are coding assignments. They are seen as a universal tool for assessing the diverse skills of programmers. Coding assignments allow employers to more fully evaluate candidates' technical abilities, their approach to problem solving, and their level of proficiency in programming languages. Unlike live coding, where assessment occurs in real time, coding assignments provide the opportunity to demonstrate their skills in a more comfortable setting.

Many experienced developers seek the opportunity to complete coding assignments remotely, especially given the negative perception of the practice of "live coding." Remote coding assignments allow them to demonstrate their skills and knowledge in a more comfortable setting, which facilitates a more objective assessment of their professional qualities. Moreover, this format allows for a more in-depth analysis of the tasks and the development of optimal solutions, which significantly increases the chances of success in the selection process.

The benefits of testing are clear and numerous. Testing allows you to identify errors and flaws early in development, significantly reducing the cost of fixing problems in the future. It also contributes to improved product quality and user satisfaction. Furthermore, regular testing helps maintain software stability and reliability, which is key to a successful business. The implementation of automated testing speeds up the verification process and allows teams to focus on more complex tasks. Thus, testing not only improves the final product but also optimizes work processes.

They are done at home, which virtually eliminates the stress associated with whiteboard interviews and live coding sessions, when the candidate writes code in the presence of a potential employer.
Their execution is designed for a longer period (usually a week), which allows you to test the candidate's proficiency in a significantly wider range of skills than the usual for-loops, rote optimization methods, and thinking out loud.
No need to travel anywhere. A candidate doesn't have to take time off from work, and a potential employer pays for it.

Candidates, especially experienced specialists, often seek remote test assignments from companies that interest them. These assignments cover all aspects of software development, including user interface, business logic, database management, interaction, and testing. Furthermore, they are usually given a significant amount of time to complete, allowing candidates to demonstrate their skills and approach to problem solving. Remote test assignments become an important tool in the selection process, allowing employers to evaluate applicants' competencies and creativity in a real-world setting.

Motivation in such situations reaches its peak. What better way to demonstrate all your skills and abilities? Under such favorable conditions, failure seems impossible.

Don't rush, the trap may be nearby. Let's carefully analyze all the shortcomings of test assignments. Test assignments can often be misleading if their features are not taken into account. They may not reflect the actual work environment and challenges professionals face in their profession. Often, such tasks are too narrowly focused or, conversely, too broad, making it difficult to assess a candidate's skills. Furthermore, test tasks may not take into account the individual approaches and working style of applicants, which does not allow for an objective assessment of their potential. It is important to remember that test tasks must be well-thought-out and align with the actual requirements of the position to ensure a fair and adequate assessment of candidates.

Inconsistent Communication

During whiteboard interviews, you are presented with tasks that require quick analysis and solution, such as sorting an array or finding the shortest path. Interviewers are eager to see how you approach problem solving in real time and are willing to answer your questions, as their time is valuable. The information exchange process is sequential: you are provided with input data, and you offer your solutions. This interview format evaluates not only technical skills but also critical thinking and communication skills.

Getting the right answer gives you a competitive advantage, and even if you make a mistake, demonstrating the logic of your reasoning can work in your favor, especially if other candidates haven't. It's important to act as the primary thread, always responsive to requests. Silence is not an option, but you can also ask questions for the interviewers to answer. This will create an active dialogue and demonstrate your interest in the process.

When completing test assignments at home, the situation is significantly different. You must act as a worker, receiving and completing assignments. The primary thread, which is the interviewer, stops interacting with you after the test is handed over. Although they may request updates on progress and results, you should not expect additional feedback or new information. This emphasizes the importance of independence and responsibility during the test.

You can send your request via email, but the response will often be unclear or delayed. In addition, the necessary technical documentation is usually missing.

Still: the film "Signal"

Requirements consisting of one

In most cases, test tasks are short statements, such as: "Create the most efficient air traffic control system." The rest of the task is left to the candidate's discretion. Even if the requirements are stretched to 5-6 lines, this is often insufficient. Such tasks can appear vague and force the candidate to delve into detail. After completing the task, many candidates experience rejections, which creates additional stress and uncertainty during the process.
Programming without clear requirements and design can be compared to the art of entering errors into an empty text file, as Louis Srigley argues. This approach not only complicates the development process but also leads to inefficient code. For successful programming, it is important to have clear goals and a well-thought-out design. This helps minimize errors and create a high-quality product. As a result, clear requirements and thoughtful design become the foundation for effective software development.
The problem is that the ideal answer the interviewer expects is often based on examples they've seen on TopCoder or similar platforms, rather than on your original solution. This means examiners assume you should either reproduce the solution they're already familiar with, or even improve on it. If you fail to meet these expectations, your chances of failing the interview increase.

Expecting 100% Compliance

In whiteboard interviews, your skills are assessed primarily on a theoretical level. If you can demonstrate a modular approach to programming in one part of the task, this won't necessarily be expected from you in other areas of the code. Clean code implies the presence of previously demonstrated skills. It's important to understand that these interviews may not fully reflect the real work of developers, which requires more practical application of knowledge and skills.

When completing a homework assignment, it's important to demonstrate the full sequence of your steps. Clean code in this context doesn't just mean neat and structured code; it also requires consistent demonstration of your skills throughout the assignment. The person assessing your work may have a different understanding of the problem than you, so it's important to ensure each step is clear and logical. This will help not only demonstrate your technical abilities, but also show your ability to communicate and explain decision-making.

Frame: TV series "Mystical Quest"

Infinite
Choosing a specific concept to solve a problem can give the impression that you are unaware of other approaches. If the perfect solution to a programming test could be visualized, it would be a tree with an infinite number of branches, each representing a unique development method. This approach emphasizes the importance of diversity in solutions, allowing you to find optimal options depending on the context of the problem. Understanding different concepts and development models allows programmers to solve problems more effectively and adapt to changing requirements.
Choosing a goal-oriented approach can reduce your functionality. It is important to understand that without a clear plan and conscious expectation management, you risk failure. You should not expect to be able to fix bugs. Results depend on your ability to adapt and learn from experience.
Assumptions are an important part of your task, and you need to be able to formulate them correctly. During the interview, employees will also formulate their assumptions as part of the evaluation of your work. The ability to clearly and logically express your thoughts will help you demonstrate critical thinking and analytical skills. This is an important aspect that can significantly impact the interview results.
You may be promised that success depends on correctly formulating assumptions. However, these are just words. You should not ask unnecessary questions, but if you do decide to ask them, be prepared for the fact that your opinion may be taken into account during the assessment. It is important to remember that clear and well-reasoned expression of thoughts can influence the final result, so it is necessary to approach this process responsibly.

Size Matters

The important aspect of completing the task is not its size, but the variety of skills required for successful implementation. The task is to create a compact system, not a separate element. This implies the need to design and develop the user interface, models, as well as services, including networking, working with the file system, and database management. A comprehensive approach to development will help create a functional and efficient system. Remember the importance of the "scope-deadline-cost" triangle? Changing one of these aspects will inevitably impact the others. If you increase the scope of work, the deadline and cost may also increase. However, it's worth noting that completing a programming test assignment is unpaid, and the consequences of missing deadlines will be felt first and foremost by you. Focus on managing these three components to successfully complete the project and meet client expectations.

Infographics: Skillbox Media

Senior developers know that a compact system can serve An excellent template for monetization. Unfortunately, unscrupulous employers can misuse the results of your work for commercial purposes. A wide range of functionality makes such systems attractive. The better the task is completed, the higher the risk of its copying and illegal use. Ensuring intellectual property protection and monitoring the use of developed solutions are important aspects of a developer's work.

You can successfully complete the task in a short time, but do not rush to submit the results for review immediately.

Most employers, about 99%, act honestly. However, many programming test tasks require you to have experience solving similar problems or working with similar components. Trying to cope with a task that is completely unfamiliar to you is pointless. To succeed, it is important to demonstrate to a potential employer exactly the skills and knowledge they expect. However, this can be difficult if you lack the ability to read others' minds. Even if you reject the assignment, you're unlikely to receive full and honest feedback.

The task should take no more than 2-4 hours, but in practice, it's rare to complete it even over a weekend, especially if you don't have previous experience with similar work.

In this situation, it's not the potential employer's fault, but yours. You're capable of completing the task quickly, but you're putting off submitting your results for review out of fear of rejection. You may feel like your code isn't clean enough yet. However, it's important to understand that regular feedback and criticism will help you improve your skills. Don't be afraid to share your work, even if you're not sure it's perfect. This is an important step toward professional growth and a successful career.

Fear of rejection can prevent you from admitting that a task took longer than expected. If you didn't notice what your potential employer saw, it could mean you missed important details. However, if you managed to notice something that went unnoticed by him, you have exceeded expectations and demonstrated your value. Your attention to detail and ability to uncover hidden aspects of a task can be a significant advantage in the eyes of the employer.

Communication after a rejection

This is the key question.

If the employer is unable to respond to every candidate, this indicates shortcomings in the initial resume screening process. This suggests that the selection was carried out ineffectively. The question is, could a senior candidate be to blame? It is important to understand that successful selection requires careful analysis and a thorough resume review to avoid wasted time for both the employer and the applicants. High-quality selection contributes to the formation of an effective team and increases the overall productivity of the company.

Communicating after a rejection gives you the opportunity to analyze the situation and determine whether you lacked certain skills to meet the job requirements. It will also help you understand whether the potential employer truly valued your time and emotions, or whether their actions were insincere. Receiving feedback can be an important step in your professional development and will help you better prepare for future interviews.

Regardless of the quality of a candidate's code, a recruiter is obliged to provide a clear and concise explanation of the reasons for the rejection, avoiding the use of boilerplate emails. Unfortunately, this approach is a common practice in the recruiting industry. It is important that candidates receive constructive feedback, which will help them further develop their professional skills and improve their programming skills.

Many tech companies prefer to communicate the reasons for rejection through recruiting agencies, which allows them to avoid unnecessary proceedings. In some cases, candidates may receive complex rejections containing unclear wording about the shortcomings in their profile. However, if you try to request more detailed feedback, you will most likely not receive any response. This approach makes it difficult to understand the reasons for the rejection and can leave candidates feeling uncertain.

In the case of junior developers, this behavior may be justified by the large number of candidates and the often low quality of their code. However, for senior developers, such an approach has no justification. Qualified specialists must demonstrate a high level of professionalism and quality of work. Incorrect expectations for senior developers can lead to a decrease in the overall level of the team and a deterioration in the quality of the projects completed. It is important to keep in mind that the experience and knowledge of senior developers should be used to create high-quality code and effectively solve problems.

What's the bottom line?

Test tasks based on subjective criteria can become a tool for IT teams with biased views, including racist and sexist ones. This creates serious problems for candidates, since such biases are difficult to prove and challenge. To ensure a fair and objective selection process, it is necessary to reconsider the approach to testing tasks and develop more transparent and universal evaluation criteria, which will help avoid discrimination and improve team diversity.

Senior developers occupy key positions in the future of IT companies; their role goes far beyond simply writing code. An experienced specialist with a deep understanding of the product brings significantly more value than several junior developers who require constant guidance. They are able to make strategic decisions, optimize processes, and guide the team towards achieving common goals, making them indispensable in modern business. Investment in senior developers ensures sustainable growth and competitiveness of the company in the technology market.

Preliminary assessment of potential employees based on their GitHub profile and portfolio can significantly simplify the selection process. This approach reduces the amount of code required to assess professional skills or eliminates the need for testing entirely. Analysis of GitHub repositories and portfolio projects helps quickly determine the level of skill and experience with specific technologies. This not only saves time but also improves the quality of hiring, allowing you to focus on the most suitable candidates for your team.

Programming tests can be replaced with face-to-face conversations discussing the candidate's career achievements and the future direction of the company. This approach allows you to ensure that the stated experience matches reality and also assess the candidate's ability to clearly express themselves. Clear communication is a key skill for senior-level specialists.

Stop turning people into coding machines. This leads to a decrease in creativity and innovation in software development. The human factor plays a key role in creating high-quality code, and it is important to remember the need to maintain a balance between automation and creativity. Developers must be able to express their ideas, find solutions to unconventional problems, and make changes to code based on intuition and experience. Respect for human intelligence and creativity must remain at the core of the development process.

Companies are unlikely to take initiatives to change the situation, which is the case in most cases. Therefore, experienced professionals should refrain from all forms of remote testing in advance. This will help avoid unnecessary waits and ensure more productive interactions with employers.

The exception is testing, which typically takes 4 to 6 hours.

Dedicating more time to tasks is possible if you can monetize the project even if you are rejected. For example, you can add it to your GitHub portfolio or use it as a source of additional income. This not only increases your chances of success but also demonstrates your professional initiative and capacity for self-development.

Don't waste your time on companies that don't value the work of candidates. Respect yourself and your efforts. You deserve to work for an organization that recognizes your skills and experience. Your choice of employer impacts your career, so look for companies that demonstrate respect and integrity in their recruitment process.