* Ubuntu - Install/Configure Ubuntu, Configure SSH, Install/Configure Packages,.. * PostgreSQL Database - Install/Configure on Ubuntu, Tune PostgreSQL Database, Configure Streaming Replication/Hot Standby/Master-Slave, Backup/Restore, Install Postgres with Docker * Docker/Docker-Compose - Install, Configure,.. * Git - Install/Configure Git Server * Gitlab, GitLab CI/CD - Install Gitlab with Docker, Migrate Gitlab to a Docker, Migrating Gitlab to a New Server * Jenkins - Install Jenkins with Docker, Migrate Jenkins to a Docker, Migrating Jenkins to a New Server * Nginx - Install/Configure with Docker * Oracle - Install/Configure Oracle Database 11g on Centos 7, Managing Oracle Database Backup/Restore with RMAN * SSL Certificates - Install of Self-Signed Certificate, Generate a Certificate Signing Request, Install free trusted SSL certificate - letsencrypt, ... * SSH - Set Up SSH Keys on Ubuntu 18.04 * Ora2Pg - Install/Configure, Migrating from Oracle to PostgreSQL * Magento - Install/Configure with Docker * Opencart - Install/Configure with Docker * VPN - Install/Configure OpenVPN Server With Docker * Mail Server - Install/Configure Mailu Server With Docker * LetsEncrypt - Install/Configure LetsEncrypt * VPS - Buy/Istall/Configure a VPS * SEO - Tools, Google Search Console, Connect Google Search Console to Website, Google analytics, .. * JHipster - Install JHipster, Install JHipster with Docker, Build microservices with JHipster

* Ubuntu - Install/Configure Ubuntu, Configure SSH, Install/Configure Packages,.. * PostgreSQL Database - Install/Configure on Ubuntu, Tune PostgreSQL Database, Configure Streaming Replication/Hot Standby/Master-Slave, Backup/Restore, Install Postgres with Docker * Docker/Docker-Compose - Install, Configure,.. * Git - Install/Configure Git Server * Gitlab, GitLab CI/CD - Install Gitlab with Docker, Migrate Gitlab to a Docker, Migrating Gitlab to a New Server * Jenkins - Install Jenkins with Docker, Migrate Jenkins to a Docker, Migrating Jenkins to a New Server * Nginx - Install/Configure with Docker * Oracle - Install/Configure Oracle Database 11g on Centos 7, Managing Oracle Database Backup/Restore with RMAN * SSL Certificates - Install of Self-Signed Certificate, Generate a Certificate Signing Request, Install free trusted SSL certificate - letsencrypt, ... * SSH - Set Up SSH Keys on Ubuntu 18.04 * Ora2Pg - Install/Configure, Migrating from Oracle to PostgreSQL * Magento - Install/Configure with Docker * Opencart - Install/Configure with Docker * VPN - Install/Configure OpenVPN Server With Docker * Mail Server - Install/Configure Mailu Server With Docker * LetsEncrypt - Install/Configure LetsEncrypt * VPS - Buy/Istall/Configure a VPS * SEO - Tools, Google Search Console, Connect Google Search Console to Website, Google analytics, .. * JHipster - Install JHipster, Install JHipster with Docker, Build microservices with JHipster

* Designing the architecture of the application. * Requirement Analysis and Validation * Developing the DAO’s for accessing the Database * Coding the implementation phase for developing the Servlets, Action classes and jsp’s. * Problem resolution. * Analysis and development of new requests. * Bug Fixing. * Deployment. * Mapping, designing, configuring, implementing, testing, and post-launch support. * Responsible for the enhancement and improve customer support initiatives. * Analyze the performance of system software code and write code to tune it. * Develop / enhance software application modules. * Provide input to information / data flow. * Participate in design reviews and provide input to the design recommendations. * Design the application based on J2EE Architecture, including Requirement Analysis, Software Architecture, Design, Development, Testing and Documentation phases. * Design and developed Servlets controllers Action classes and designed components using MVC architecture. * Implement any new requirement in from manager in business layer or UI Layer. * Solve any issue from old teams. * Monitoring deploying each release on online server for website. * Give help to juniors developers. * Suggest technical solutions for any new requirement. * Responsible for any future changes for the current projects. * Responsible for collecting data from analyst. * Fix any raised issues and bugs for the current systems. * Develop,update and manage the creation of the new projects. * Responsible for DB queries optimization for the current projects. * Suggesting new solutions for upcoming projects. * Understand client requirements and design functional specifications for database applications. * Analyze issues in the database and resolve them. * Install and configure the relevant components for accessing database.

* Participating as consultant in IT projects. * Understanding and analyse of the business requirements * Providing technical solutions to the requirements * Responsible for technical Support of the application. * Requirement Analysis and Validation * Designing of Software Design Documents. * Designing the architecture of the application. * Coding the implementation phase for developing the Servlets, Action classes and jsp’s. * Manage and prepare the Jr. team members for supporting the current projects * Monitor the exist applications * Fix any raised issues and bugs for the current systems * Responsible for communicating the technical issues and requirements between * Develop,update and manage the creation of the new projects * Responsible for DB queries optimization for the current projects * Deployment for mapping, designing, configuring, implementing, testing, and post-launch support. * Responsible for the enhancement and improve customer support initiatives. * Understand client requirements and design functional specifications for database applications. * Analyzed issues in the database and resolved them and configure the relevant components for accessing database.

* Designing the architecture of the application. * Requirement Analysis and Validation * Developing the DAO’s for accessing the Database * Coding the implementation phase for developing the Servlets, Action classes and jsp’s. * Problem resolution. * Analysis and development of new requests. * Bug Fixing. * Deployment. * Mapping, designing, configuring, implementing, testing, and post-launch support. * Responsible for the enhancement and improve customer support initiatives. * Analyze the performance of system software code and write code to tune it. * Develop / enhance software application modules. * Provide input to information / data flow. * Participate in design reviews and provide input to the design recommendations. * Design the application based on J2EE Architecture, including Requirement Analysis, Software Architecture, Design, Development, Testing and Documentation phases. * Design and developed Servlets controllers Action classes and designed components using MVC architecture. * Implement any new requirement in from manager in business layer or UI Layer. * Solve any issue from old teams. * Monitoring deploying each release on online server for website. * Give help to juniors developers. * Suggest technical solutions for any new requirement. * Responsible for any future changes for the current projects. * Responsible for collecting data from analyst. * Fix any raised issues and bugs for the current systems. * Develop,update and manage the creation of the new projects. * Responsible for DB queries optimization for the current projects. * Suggesting new solutions for upcoming projects. * Understand client requirements and design functional specifications for database applications. * Analyze issues in the database and resolve them. * Install and configure the relevant components for accessing database.

* Designing of Software Design Documents. * Coding the implementation phase for developing the Servlets, Action classes and jsp’s. * Code developing and bug fixing; * Analyzing task requirements and communication with team members; * Code review before pushing code to the central repo; * Developing the DAO’s for accessing the Database * New feature implementation and bug fixing * Participation in code reviews * Negotiate all task features with all involved team members

* Analyzing task requirements and communication with team members; * Responsible for developing New Modules * Responsible for monitoring the current JAVA projects * Responsible for fixing issues, adding functionality, for the current projects * Code developing and bug fixing; * Code review before pushing code to the central repo;