Harmonia Holdings Group, LLC. is hiring : Senior Full Stack Web Developer with Se

Position Summary : We have an exciting opportunity for a Senior Full Stack Web Developer to join our team. To perform this job successfully, an individual must possess the knowledge, skills, and abilities listed; meet the education and work experience requirements; and must be able to perform each essential duty and responsibility satisfactorily. Other duties, in addition to the below, may be assigned as necessary to meet business needs. Responsibilities :

Ability to understand complex systems and how to troubleshoot and make them highly available

Maintain a collaborative spirit and work with a team to build products in an Agile fashion

Demonstrate a work ethic that focuses on continuous improvement, where you are giving and receiving constant constructive feedback

Design, develop, test, and integrate custom web applications and solutions, interfacing with RESTful services

Develop an AWS cloud-based web application

Interface with customer management and SMEs

Develop scalable and secure cross-platform web applications

Resolve complex design, implementation, and / or performance issues

Optimize web pages for maximum speed and scalability with a focus on the user experience

Develop front-end applications using HTML / CSS / JavaScript, and other front-end development frameworks such as Angular and React

Work as part of a development team for the development of both front-end web applications and back-end microservices

Support all development and delivery activities, from requirements definition and specification to deployment and delivery to production

Consult with project teams and end users to identify new requirements and areas for improvement Required Qualifications :

Bachelor’s degree in computer science or a related field, or substitute eight years of equivalent work experience.

At least seven (7) years of recent hands-on front-end and back-end development experience

Two (2) years of experience using Angular or React framework

Four (4) years of experience using an advanced programming language (ie, Java, Python, Node.js)

Four (4) years of Web application, SOA, web service (SOAP or RESTful) development and deployment

Infrastructure as Code (IaC) with AWS CloudFormation

Hands-on experience with coding and application deployment to Amazon Web Services (AWS) cloud ecosystem (ie, AWS Lambda, API Gateway, S3, CloudFront, WAF)

Must be proficient in mock unit and integration testing

Experience working in an Agile environment (Scrum, Kanban)

Experience in developing innovative, scalable, secure, cross-platform enterprise applications

Experience in Cloud application development, AWS preferred

Strong interpersonal communication skills to establish and maintain an effective working relationship with development teams and customers

Solid relational database experience with SQL programming. Preferred - PostgreSQL

Active Clearance : Public Trust, Secret, Top-Secret, or any other type of government clearance. Preferred Qualifications :

Experience with CI / CD products is a plus - AWS Fargate

Strong interpersonal communication skills to establish and maintain an effective working relationship with development teams and customers Additional Requirements : To meet the clearance requirements for this opportunity, candidates must be authorized to work in the United States.

Ability to pass a US Public Trust background investigation for access to the client site and computing systems.

All candidates will be subject to a complete background check to include, but not limited to, Criminal History, Education Verification, Professional Certification Verification, Verification of Previous Employment, and Credit History.