IsI Enterprises is seeking a highly motivated Mid-Level Full-Stack Engineer to be an integral part of a fast-paced agile development team. The developer will play a key role in developing, maintaining, and supporting an industry leading software platform. As a full-stack engineer, you will be responsible for the design, implementation, and maintenance of both our backend services and frontend components.

Job Responsibilities:

Collaborate with product managers, designers, and other engineers to design, develop and enhance features for our enterprise web application

Implement scalable and efficient back-end solutions using Kotlin to support business use cases

Design, develop, and maintain high-quality front-end components using the React framework to deliver an exceptional user experience

Work closely with frontend engineers to define and implement internal and external APIs for facilitating business use cases

Debug and remediate issues discovered by team members, users and test automation in a timely manor

Monitor the performance of our application in production and take action to insure reliability

Conduct code reviews and provide constructive feedback to team members to ensure code quality and consistency.

Work with a fast-paced agile team through pull requests, scrum ceremonies, and feature documentation

Qualifications:

This position requires applicants to have current, interim eligibility or previous security clearance .

Candidates must have held or currently hold a clearance, or have documented eligibility based on a favorable background investigation.

Interim clearances will be accepted for consideration.

All clearances are encouraged to apply.

U.S. citizenship is required by federal regulation.

Applicants without any of the above  will not be considered at this time due to contract requirements.

7+ years of experience architecting, building, deploying and maintaining web applications

5+ years of experience in full-stack web development

Proficiency in front-end development using React.js and related technologies

Strong programming skills in Kotlin or other JVM-based

Experienced with relational databases using SQL, specifically Postgres SQL

Strong experience designing, building, and consuming RESTful APIs, with a focus on secure integration, scalability, and clear documentation.

Experience with LLM integrating AI into SaaS platform.

Familiarity with version control systems such as Git

Excellent problem-solving and analytical skills with keen attention to detail

Ability to work independently and collaboratively in a fast-paced Agile environment

Strong communication and interpersonal skills, with the ability to effectively interact with team members at all levels

Qualifications:

Bachelor’s degree in computer science or related technical field, or equivalent work or military experience

Experience with AWS architecture and services such as EC2, S3, ECS, Lambda, and RDS.

Knowledge of containerization technologies such as Docker and Kubernetes

Any experience with FedRAMP controls implementation for cloud platforms would be a plus

Experience integrating AI tools or frameworks into development workflows to enhance productivity or deliver intelligent application features.

What we offer:

The salary range for this job is $155,000 - $170,000

Remote work possible

A competitive salary and benefits package

A casual, friendly, and relaxed work environment

Professional growth encouragement and support

Industrial Security Integrators, LLC (“IsI”) is an equal opportunity employer committed to affirmative action and in the workplace. It is the policy of IsI to provide Equal Employment Opportunities (EEO) to Employees and Applicants, without regard to , , , , age, marital status, citizenship status, , , , veteran status or or any other factor protected by law and to provide advancement opportunities for minorities, women, disabled individuals, and veterans. IsI is stronger and more effective when our workforce includes highly qualified individuals with diverse backgrounds, cultures, and traditions.

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