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Docker developer recruitment: Steps to boost your tech hiring efforts

Recruitment | 6 Min Read

Docker developer recruitment: Steps to boost your tech hiring efforts

Introduction

It is vital to hire a Docker developer skilled and competent in using technologies and programming languages to efficiently run, manage, and utilize Dockers. Furthermore, implementing Docker in an organization leads to cost savings due to the requirement of fewer infrastructure resources to develop and deploy applications. Hence, hiring an excellent Docker developer brings several benefits in terms of efficiency, cost and delivery for an organization. Let us understand how to hire a skilled and competent Docker developer.

 


Who is a Docker developer?

A Docker developer is an application programmer who carries out containerization for enterprises. The developer configures robust containers so enterprises can run, test, and deploy their applications efficiently. Furthermore, a Docker developer ensures that the necessary tools are available for running applications on containers, managing containers, developing and deploying the code, and troubleshooting to solve issues.

  • With a thorough knowledge of the Go language- a programming language through which Docker containers are configured and run- a developer takes advantage of different operating systems (OS) kernels such as Linux and Windows to execute Docker engines seamlessly.
  • A Docker developer also implements data protection and security measures to protect the applications from breaches and avoid unauthorized access.
  • In a nutshell, a Docker developer is a professional who takes the entire responsibility for the robust development and deployment of Docker containers to ensure efficient operations for software developers, testers, and clients throughout the software development life cycle.

 

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The prominence of Docker has skyrocketed over the past few years due to its wide range of benefits. These benefits include scalability, ease in development and deployment, reduced turnaround time, and the ability to manage and run applications effectively.

Dockers can run and manage applications in an environment known as a container. A Docker container can package an application’s contents, including codes, libraries, and others, enabling them to ship, test, and deploy applications rapidly, reducing the time required between writing and deploying a code. It allows organizations to deliver software applications quickly. Additionally, one can run a large number of applications on a single Docker at the same time. These factors have raised the adoption of Dockers in small, medium and high-density businesses. As a result of this increased adoption, the demand for Docker developers continues to grow.

 

How a Docker developer adds value to an organization

 

There are several ways in which a Docker developer helps organizations. Following are a few prominent reasons why Docker developers are valuable to enterprises.

Rapid development and deployment of containers

A Docker developer possesses extensive knowledge of programming languages required for the configuration and deployment of containers. Moreover, the professional understands the importance of deploying the virtual environment with different OS (Operating System) kernels, such as Linux and Windows, as teams use different operating systems. So, the deployment of various OS streamlines the functionality of different teams.

 

By utilizing a thorough knowledge of containerization, programming languages, and OS kernels, a Docker developer can develop and deploy the containers to rapidly run, test, and ship the entire application package.

 

 

 

Enhanced scalability

As Dockers can run multiple applications simultaneously, there is a need to allocate storage and effectively manage spaces. Thus, it is imperative to hire an experienced Docker developer who can optimize applications, manage deployments like cloud services and help with packaging tools, libraries and codes of each application. Docker developers are valuable assets who can help run applications on a single container-based virtualization system.

Cost savings

Along with effective management and operations of Dockers, a Docker developer can help an organization save costs in many ways. For example, an enterprise can deliver applications quickly by effectively programming Docker containers to run different applications simultaneously and save time during a software development life cycle.

The ability to run multiple applications leads to fewer resources required in overall infrastructure. That, in turn, saves operational costs. In addition, the reduced time-to-market or delivery time to a client leads to increased reliability, creating more business opportunities.

A Docker developer can prevent unauthorized intrusions and ward off cyber-attacks by employing necessary security measures on containers and applications running on them. That helps avoid potential financial losses.

 


How to hire a Docker developer in five steps

Docker is a platform utilized by a vast number of enterprises across the globe. As a result, the demand for Docker developers is always on the rise as enterprises strive to achieve efficient management of Docker containers and rapid delivery of applications. Hiring a Docker developer requires a thorough evaluation of the needs, scrutinizing profiles of various candidates, and determining the appropriate skill-set and attitude of a candidate required for a job profile.

The steps below illustrate how to hire a skilled and competent Docker developer aligning with your organizational objectives.

 

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Step 1: Determine the need to hire a Docker developer

 

The foremost important criterion before hiring a docker developer is determining your precise requirements. What are the problems you need to solve in your enterprise? For example, do you need a Docker developer to build a Docker engine from scratch, or do you already have a system and need someone to maintain and manage it successfully? Moreover, do you need someone to handle a project for a few months, or do you want a full-time developer to commit to your company? There are different types of requirements and once a business knows the needs for a Docker developer, it becomes easy to set the hiring.

 

Step 2: Identify the skills to evaluate in a Docker developer

 

The next step in the hiring process is to determine the expectations from a Docker developer and identify the required skill-set. Of course, technical knowledge is a must, but skills can be evaluated based on the project requirements.

  • Evaluate the skills related to containerization, development, architecture, applications, administration, security, and best practices.
  • Evaluate the programming skills for the Go language, technical expertise in Linux and other operating systems, and automation skills.
  • Knowledge of network topologies, scripting, and programming languages such as Python, PHP, Perl, and others is an added advantage.
  • Evaluate the skills in hosting and deploying public cloud services such as Google, AWS, and Microsoft Azure.
  • Evaluate the ability to solve technical problems and troubleshoot independently in a fast-paced working culture.
  • Evaluate the ability to configure and automate the necessary system tools and processes.

Docker developer tools

Familiarity with essential Docker developer tools is imperative to a candidate’s employability. Docker developer tools offer an upgrade to the software’s functionality and adaptability. The right set of tools, when utilized by a trained professional, accelerates the construction of new and existing containerized applications. Furthermore, being fully integrated with the Docker desktop, these tools enable users to share and run the same applications across suitable platforms.

 

Step 3: Outline the job responsibilities and expectations

 

Though the job responsibilities change as per the requirements, the following are the typical highlights for a Docker developer profile.

  • Development and deployment of containers with the help of the Docker engine.
  • Optimization of the performance of all the containers involved.
  • Effective management of Docker swarming.
  • Automating and scaling containers whenever required.
  • Managing cloud hosting platforms of third parties.
  • Effective management of multiple applications at the same time.
  • Writing efficient and reusable Docker files.
  • Reviewing and keeping a log of ongoing events.
  • Efficient management of storage and spaces.
  • Ensuring data protection and security.
  • Providing timely reports.

 

Step 4: Source talent from the right platforms

 

It is essential to scroll through different platforms to hire Docker developers based on the requirement, i.e., full-time or part-time, project duration, budgetary constraints and work timings. There are many job search sites, freelancing platforms and professional networking sites to find the right candidate.

Following are a few examples:

  • Social networks
  • Hackathons and online competitions
  • Reputed job portals
  • Job fairs and career events
  • Professional networks

In addition to these platforms, you can hire domestic or international recruitment agencies and consulting firms to find the right candidate.

What is talent sourcing and how to ace it

Mercer | Mettl’s in-depth talent sourcing handbook

 

Step 5: Assess the candidates

 

A suite of tools and assessments can help hire Docker developers in an objective and efficient way. Below is a list of options you can use in combination or as individual assessment methods.

 


Questions to ask while hiring a docker developer

Following are a few questions that should be asked when hiring a Docker developer:

  • What is a Docker container?
  • How to configure a Docker container?
  • What is a Docker file?
  • What is a Docker Swarm?
  • What are the commands for logging into the Docker repository?
  • What are the key differentiating factors between containerization and virtualization?
  • What are a Docker daemon, Docker client and Docker desktop?
  • What are the procedures to replace the old container in a Docker system?
  • What are the best practices for using Docker for CI/CD?
  • How and where to persist application data?

 


Key takeaways

A Docker developer plays a crucial role in running, testing, developing, deploying, securing, and shipping the applications efficiently. Hiring the right-fit Docker developer for your enterprise involves determining the requirements, a thorough assessment of the skill-set and competency of a candidate, and evaluating the right mindset that aligns with the objectives and goals of an enterprise.

 


FAQs

How much does it cost to hire a Docker developer?

What does a Docker developer do?

What issues in software development are solved by utilizing Docker?

Why is it necessary for a company to employ Docker developers?

How are Docker interview questions evaluated?

Originally published October 7 2022, Updated October 11 2022

D'ipanjenah Ali

Written by

D’ipanjenah is a writer and marketing professional associated with Mercer Mettl since 2020. Her working style thrives on a balanced approach towards standard insights and novel trends. She utilizes creative content and digital strategies to help brands start important conversations. When not reading/writing, she enjoys art and parents a calico.

About This Topic

Hiring a coder requires HRs to go beyond conventional hiring practices and assess the candidate on both knowledge and hands-on skills. A holistic suite of assessments and simulators, used in conjunction, can simplify the technical hiring process and better evaluate programmers and developers.

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