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Docker Jobs in Lagos, Nigeria (Page 20)

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  • Belyfted Limited logo

    Back-end Developer

    Belyfted LimitedLagos, Nigeria30 December, 2023

    Belyfted Limited is payment services and remittances the cross-border transfer of funds to and from the UK and Nigeria on behalf of its customers, commonly ...

    Onsite
  • Belyfted Limited logo

    Mobile Application Developer

    Belyfted LimitedLagos, Nigeria29 December, 2023

    Belyfted Limited is payment services and remittances the cross-border transfer of funds to and from the UK and Nigeria on behalf of its customers, commonly ...

    Hybrid
  • mDoc Healthcare logo

    Engineering Manager

    mDoc HealthcareLagos, Nigeria23 December, 2023

    We are a Telehealth information and technology firm primarily focused on Sub-Saharan Africa. We work at the intersection of patients and service providers to ...

    Onsite
  • Data2Bots logo

    DevOps Engineer Lead Trainer

    Data2BotsLagos, Nigeria15 December, 2023

    At Data2Bots, we build secure and scalable data solutions in the cloud, helping businesses make informed decisions off their data. Our solutions are driven ...

    Remote
  • Data2Bots logo

    Data Engineering- Lead Trainer

    Data2BotsLagos, Nigeria15 December, 2023

    At Data2Bots, we build secure and scalable data solutions in the cloud, helping businesses make informed decisions off their data. Our solutions are driven ...

    Remote
  • ETAP Digital Limited logo

    Senior Full-Stack Engineer (Backend Heavy)

    ETAP Digital LimitedLagos, Nigeria12 December, 2023

    Get instant claims payout, monthly and weekly subcription all from your mobile app.Job Summary: As a Senior Full Stack Developer at ETAP, you will play a ...

    Hybrid
  • Yassir logo

    Senior MLops Engineer

    YassirLagos, Nigeria12 December, 2023

    Yassir is the leading super App for on demand and payment services in the Maghreb region set to changing the way daily services are provided. It currently ...

    Remote
  • LemFi (Formerly Lemonade Finance) logo

    Senior Backend Engineer- Golang

    LemFi (Formerly Lemon..Lagos, Nigeria11 December, 2023

    Lemonade Finance (YC S21) is building a neobank for immigrants in North America & Europe. We provide our users with multi-currency accounts that allow them ...

    Remote
  • Canonical logo

    Microservices Engineer

    CanonicalLagos, Nigeria11 December, 2023

    Canonical - We deliver open source to the world faster, more securely and more cost effectively than any other company. We develop Ubuntu, the world's most ...

    Remote
  • Infinion Technologies logo

    Full Stack Developer [C#, .Net, Reactjs]

    Infinion TechnologiesLagos, Nigeria08 December, 2023

    Infinion Technologies - We are a technology and business solutions Company established with the objective of providing world class solutions to Enterprise ...

    Onsite
  • Fidelity Bank logo

    Cloud Architect

    Fidelity BankLagos, Nigeria08 December, 2023

    Fidelity Bank is today ranked amongst the top 10 in the Nigerian banking industry, with presence in the major cities and commercial centres of Nigeria. Over ...

    Onsite
  • SeerBit logo

    DevOps Engineer

    SeerBitLagos, Nigeria08 December, 2023

    Seerbit is a fast growing Financial Technology company that seeks to bridge the gaps identified in Africa�s payment ecosystem, with presence in over 10 ...

    Onsite
  • Yassir logo

    Backend Software Engineer

    YassirLagos, Nigeria07 December, 2023

    Yassir is the leading super App for on demand and payment services in the Maghreb region set to changing the way daily services are provided. It currently ...

    Onsite
  • Yassir logo

    Senior DevOps Engineer

    YassirLagos, Nigeria07 December, 2023

    Yassir is the leading super App for on demand and payment services in the Maghreb region set to changing the way daily services are provided. It currently ...

    Remote
  • Yassir logo

    Senior Platform Engineer - DevX Squad

    YassirLagos, Nigeria07 December, 2023

    Yassir is the leading super App for on demand and payment services in the Maghreb region set to changing the way daily services are provided. It currently ...

    Onsite
  • Wazobia Technologies logo

    Mid-Senior Level Software Engineer

    Wazobia TechnologiesLagos, Nigeria06 December, 2023

    Wazobia Technologies is a professional software development agency dedicated to producing high-quality products. We have intensive experience in building ...

    Onsite

What is Docker?

Docker is an open source software platform used to create, deploy and manage virtualized application containers on a common operating system (OS), with an ecosystem of allied tools. Docker gives software developers a faster and more efficient way to build and test containerized portions of an overall software application. This lets developers in a team concurrently build multiple pieces of software. Each container contains all elements needed to build a software component and ensure it's built, tested and deployed smoothly. Docker enables portability for when these packaged containers are moved to different servers or environments.

Key Use Cases for Docker

  1. Continuously deploying software: Docker technology and strong DevOps practices make it possible to deploy containerized applications in a few seconds, unlike traditional bulky, monolithic applications that take much longer. Updates or changes made to an application's code are implemented and deployed quickly when using containers that are part of a larger continuous integration/continuous delivery pipeline.

  2. Building a microservice-based architecture: When a microservice-based architecture is more advantageous than a traditional, monolithic application, Docker is ideal for the process of building out this architecture. Developers build and deploy multiple microservices, each inside their own container. Then they integrate them to assemble a full software application with the help of a container orchestration tool, such as Docker Swarm.

  3. Migrating legacy applications to a containerized infrastructure: A development team wanting to modernize a preexisting legacy software application can use Docker to shift the app to a containerized infrastructure.

  4. Enabling hybrid cloud and multi-cloud applications: Docker containers operate the same way whether deployed on premises or using cloud computing technology. Therefore, Docker lets applications be easily moved to various cloud vendors' production and testing environments. A Docker app that uses multiple cloud offerings can be considered hybrid cloud or multi-cloud.

Docker Architecture: Components and Tools

Docker Community Edition is open source, while Docker Enterprise Edition is a commercialized version offered by Docker Inc. Docker consists of various components and tools that help create, verify and manage containers.

The Docker Engine is the underlying technology that handles the tasks and workflows involved in building container-based applications. The engine creates a server-side daemon process that hosts images, containers, networks and storage volumes.

The daemon also provides a client-side command-line interface (CLI) for users to interact with the daemon through the Docker application programming interface. Containers created by Docker are called Dockerfiles. Docker Compose files define the composition of components in a Docker container.

Other components and tools in the docker architecture include the following:

  • Docker Hub: This software-as-a-service tool lets users publish and share container-based applications through a common library. The service has more than 100,000 publicly available applications as well as public and private container registries.

  • Trusted Registry: This is a repository that's similar to Docker Hub but with an extra layer of control and ownership over container image storage and distribution.

  • Docker Swarm: This is part of the Docker Engine that supports cluster load balancing for Docker. Multiple Docker host resources are pooled together in Swarm to act as one, which lets users quickly scale container deployments to multiple hosts.

  • Universal Control Plane: This is a web-based, unified cluster and application management interface.

  • Compose: This tool is used to configure multicontainer application services, view container statuses, stream log output and run single-instance processes.

  • Content Trust: This security tool is used to verify the integrity of remote Docker registries, through user signatures and image tags.