Lead Full-Stack Developer: AI-Driven, Agile & Cloud

Karsun Solutions, LLC; Virginia (MN); On-site; USD 155,000 - 165,000; Full time

Job summary

Karsun Solutions, LLC is seeking a Lead Full Stack Developer to guide a small team of 6-8 FTEs in an agile environment. You will collaborate with a Business Analyst and Product Lead to plan and execute development, while driving quality, scalability, and secure practices across the lifecycle.

The role involves hands-on coding with modern JavaScript stacks, APIs, and cloud services, plus mentoring and architecture validation. A U.S. government security clearance is required.

Qualifications

• Bachelor's degree in Computer Science or a related field.
• 10+ years of full-lifecycle application development experience and at least 3 years of experience using the technologies listed below and AWS cloud platform.
• Experience in architecting and designing solutions and decomposing them into modules for development.
• 5+ years of experience using Agile, DevSecOps, Test driven development and other lean methodologies.
• Must have implementation experience on using Agile project management tools (JIRA), and CI/CD pipelines for continuous integration, testing and deployment.
• Experience developing cloud native solutions according to industry best practices.
• Extensive hands-on experience in JavaScript (React.js, Node.js, ES6+), API development (GraphQL/RESTful), messaging (Kafka, AWS Kinesis or others), serverless application development using AWS Lambda, SQL and NoSQL databases, AWS services (Lambda, S3, Dynamo, Kinesis, RDS, Redshift and several others).
• Strong experience in database queries and working preferably with MySQL.
• Good understanding of AI models, Agentic development and RAG concepts.
• Experience in using AI tools, e.g., Copilot, AWS Bedrock, etc. to generate code for development and automation testing.
• Experience in establishing source code management best practices (branching, repository structure, peer review process, documentation) to manage a code base as if it were open source.
• Experience in establishing release management processes and standards.
• Deep understanding of industry patterns for application architecture and integration.
• Strong written and verbal communication skills with the ability to present and comprehend technical details clearly.
• Must be able to demonstrate product demos to users and stakeholders, collect feedback and implement improvements.
• Ability to mentor junior resources, assist in technical troubleshooting, peer review the team member's work products and validate.
• The ability to obtain and maintain a U.S. government issued clearance is required.

Responsibilities

• Lead an agile team of developers and test automation engineers and grow them into a high-performance team.
• Hands-on role with extensive involvement in the full development lifecycle, including designing, developing, implementing, testing, maintenance and enhancement of products.
• Hands on experience in leveraging AI tools and technologies during development lifecycle to enhance productivity and efficiency.
• Accountable for the quality of the product delivered and team performance.
• Provide technical direction and mentor teams of resources in all aspects of technical delivery incorporating efficient workflows, frameworks, templates, design and code best practices to produce reusable and maintainable code.
• Implement the best practices of Agile and DevSecOps to deliver quality products predictably and consistently.
• Lead the evaluation of functional/business and technical requirements and identify gaps/risks.
• Review proposed new feature development to validate feasibility and estimate the development work.
• Serve as the technical and technology expert crafting the detailed application design with a focus on standards, performance, flexibility, scalability and security, as well as supporting the implementation of the solution.
• Provide validation of proposed technical architectures and solutions.
• Monitor and analyze product performance in production, while looking for ways to optimize and scale existing solutions.
• Evaluate product and process metrics and implement process improvements.
• Reinforce strategies, standards, and architecture are consistent across product teams by creating communities of practice.
• Keep abreast of emerging tools and technologies and make recommendations for relevant platform and technologies.
• Keep skills up to date through ongoing self-directed training.
• Recommend senior management on improvement areas.
• Help application developers to adopt new platforms through documentation, training, and mentoring.

Skills

JavaScript

React.js

Node.js

RESTful API

GraphQL

AWS Lambda

Kafka

CI/CD

AI tools

SQL

Education

Bachelor's degree in Computer Science

Tools

JIRA

Git

Job description

Karsun Solutions, LLC is seeking a Lead Full Stack Developer to guide a small team of 6-8 FTEs in an agile environment. You will collaborate with a Business Analyst and Product Lead to plan and execute development, while driving quality, scalability, and secure practices across the lifecycle.

The role involves hands-on coding with modern JavaScript stacks, APIs, and cloud services, plus mentoring and architecture validation. A U.S. government security clearance is required.