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i3, LLC Tech Stack

Data, AI, and cloud services for law enforcement and national security

IT Services and IT Consulting Fairfax, Virginia 11–50 employees Founded 2015 Privately Held

i3 operates at the intersection of data engineering, AI, and mission-critical infrastructure for federal law enforcement and national security agencies. The stack—Java, Python, Kafka, Elasticsearch, Kubernetes on AWS GovCloud—reflects a mature, compliance-first approach to handling sensitive workloads. Six active roles skew heavily senior (5 of 6), suggesting they're scaling deep expertise rather than headcount; the engineering-heavy mix (4/6) paired with active data and security hires indicates expansion in cyber investigation and forensic analytics pipelines.

Tech Stack 51 technologies

Core StackJava .NET Python MySQL PostgreSQL SQL Server RabbitMQ Kafka Redis Elasticsearch Apache NiFi Docker Kubernetes Terraform Splunk GraphQL Apache Kafka Linux Angular React REST API Git Apache Solr AWS GovCloud Tomcat SAFe Cribl Windows vSphere VxRail+21 more

What i3, LLC Is Building

◆Challenges

Solving unique challenges posed by criminal actors
Vulnerability research and analysis
Supporting law enforcement operations
Maintaining reliability of forensic infrastructure
Supporting multi-enclave environments
Storage tiering cost savings
High availability disaster recovery

▲Active Projects

Application development projects in support of it infrastructure
Large-scale data processing and advanced analytics
Cyber investigative data pipelines
Visual analytic applications
Build and test operational prototypes for tactical teams
Develop custom scripts and tools for data collection and analysis
Support systems integration for law enforcement operations
Devsecops practices implementation
Client/server infrastructure strategy
Program increment planning

Hiring Activity

Minimal6 roles · 0 in 30d

Department

Engineering

4

Data

1

Security

1

Seniority

Senior

5

Mid

1

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About i3, LLC

i3, LLC is a federal contractor providing data, AI, software development, cloud, and cybersecurity services to law enforcement and national security agencies. Founded in 2015, the company has built core competencies in big-data analytics, DevOps, cloud engineering on AWS and Azure, and mission IT support. Their active project portfolio spans cyber investigative data pipelines, visual analytics applications, forensic infrastructure, and systems integration for law enforcement operations. Headquartered in Fairfax, Virginia, they operate in a GovCloud environment with multi-enclave infrastructure and a focus on high-availability disaster recovery.

HeadquartersFairfax, Virginia

Company Size11–50 employees

Founded2015

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does i3 use?

Java, Python, .NET, PostgreSQL, Kafka, Elasticsearch, Kubernetes, Docker, AWS GovCloud, Terraform, and Splunk for logging. Frontend tooling includes Angular and React.

What is i3 working on?

Cyber investigative data pipelines, large-scale data processing and analytics, visual analytics applications, DevSecOps implementation, and custom tools for forensic data collection in support of law enforcement operations.