Stephen Joseph
Software Engineer
Mathematician
Graphic Designer
Experienced lead developer skilled in fullstack development, executive management, and DevSecOps. At my most recent employment, I built a fast growing, early-stage startup's engineering team as CTO while developing and maintaining the software stack. Professional background in software engineering, mathematics, and management. Continually striving to push my technical expertise and programming skills while scaling tech-forward businesses.
Lead / Staff Engineer - Second Front
Fullstack
Leadership
Typescript
Rust
Golang
React
Docker
AWS
PostgreSQL
Kubernetes
S3
Staff Engineer and Series A member that managed and led over 12 developers while contributing alongside them to Second Front’s applications, services, and infrastructure.
Lead engineer of the app team, responsible for pushing fullstack features that interfaced with GitOps across secure containerized government networks.
Built and maintained 2 Golang / 5 Rust microservice APIs, and 4 Next.JS react frontend applications.
Created a proprietary framework that enables coding an API in Rust and Golang that serves a React frontend enabling powerful, secure, and strictly typed applications within a monolithic repository.
Created and migrated the platform onto a custom secure rust RBAC client to manage organizations, users, roles, and permissions.
Code owner of a Golang CLI called gwctl that creates and manages Game Warden kubernetes clusters. Uses GitOps to enable customers to locally create, maintain, and share clusters that test their applications before deploying to the Game Warden Cloud.
Developed Gitlab pipelines for multiple common programming stacks used both by clients and Second Front developers.
Programmed, designed, and implemented a custom Second Front react component library to maintain consistency across 3 growing applications. Maintained design docs and delivered frequent updates through an extensive rebrand.
Collaborated across Product, Security, DevOps, and Sales to help direct the company’s trajectory through A, B, and C raises.
Chief Technology Officer - Citian, Inc
Fullstack
Leadership
Typescript
Python
React
Node.JS
PostgreSQL
AWS
SageMaker
EC2
S3
RDS
CTO and founding member of Citian Executive Team offering innovative, data-driven SaaS platforms to transportation engineers and planners nationwide to transform traffic safety, equitable mobility, and infrastructure maintenance operations.
Hired and managed an 8-person engineering team responsible for building and maintaining 12 microservices, 6 Next.JS applications, 6 packages, and an expandable software suite of B2G applications.
Led design and architecture implementation for scalable SaaS B2G enterprise applications.
Successfully led production of software tenants for statewide operations including Utah, Kansas, and District of Columbia processing and integrating over 2.5 million traffic crashes, custom data refinement scripts, and requested customized features.
Established framework and boilerplates for all aspects of technology including frontend, backend, APIs, databases, machine learning endpoints, and authentication for all company products.
Kept the team motivated, engaged, and effective through demanding trials and tight deadlines, delivering on average 25 improvements to our products daily and responding to clients needs with rapid turnaround and high quality results.
Programmed and deployed a web-based measurement extraction tool through converting global LiDAR data into streamable octree format and serving it into a custom viewer.
Created machine learning pipeline through AWS SageMaker, LightGBM and custom APIs to generate and deploy easy-to-use machine learning prediction models directly to clients.
Lead Software Engineer - Precision Systems, Inc.
Fullstack
Leadership
Typescript
React
Node.JS
PostgreSQL
AWS
Python
Led and built a dynamic, resourceful 4-person software development team that developed an internal cloud hosted project management system, hiring pipeline, and pavement management tool.
Developed web application modules including dashboards, interactive maps, statistics, and analysis with export capabilities
Managed and developed the Alley Surveillance Project, used to prioritize and refurbish thousands of alleyway segments across the entire alley network in Washington, DC.
Developed collision diagram generator using GPS data, police records, and natural language processing.
Developed standalone software for the DC Department of For-Hire Vehicles to monitor officer locations and ticket records
Built and deployed on-site NAS file servers for hosting company projects and virtual desktop environments using TrueNAS.
Contributed to the firm’s rapid expansion and success growing from 8-people to over 60-people across two years.