33 Nexus
33 Nexus

AI Engineering & Cybersecurity — Brooklyn, NY

Intelligent software,precisely engineered.

33 Nexus designs and builds web & mobile products, autonomous AI agents, and the security that keeps them standing — end to end, by one accountable engineer.

Disciplines8 — one practice
CertificationsCompTIA · Google · Axelos
ApproachSecurity-first, AI-native
EngagementsCustom scope, no retainers

The practice

Precision, multiplied
by intelligence.

01 / 06

33 Nexus operates at the intersection of precision engineering and tactical intelligence. 33 is not a number — it is the standard. Every engagement, every system, every decision is held to it.

01

Engineering-first

Every system is architected from first principles. No templates, no off-the-shelf assumptions. The work is designed before it is built.

02

AI-native

Intelligence is embedded as a capability layer, not a feature addition. Every engagement considers where AI multiplies the system’s value.

03

Security-aware by default

Threat modeling, access control, and vulnerability management are built into the architecture from day one — never retrofitted after launch.

What we build

Eight disciplines.
One practice.

02 / 06

Full-stack web and mobile applications built for performance, security, and scale — from architecture to deployment. Frontend, backend, and database built in parallel by the engineer who scoped the system.

01Discovery & Architecture
02Design System
03Full-Stack Build
04API & Integration
05QA & Hardening
06Deploy & Handoff

Custom software systems — APIs, backends, CLIs, and enterprise tooling — designed from first principles. The system is fully specified before any code is written; progress is demonstrable, not promised.

01Requirements Analysis
02System Architecture
03Iterative Development
04Code Review & QA
05CI/CD Pipeline
06Documentation & Deploy

End-to-end automation pipelines that eliminate manual overhead and compound operational capacity. Only the right targets get automated — every workflow is audited and prioritized by ROI first.

01Workflow Audit
02Data Mapping
03Agent Design
04Integration Build
05Testing & Tuning
06Monitoring Setup

Autonomous agents engineered to reason, act, and deliver without a human in the loop. Every agent is scoped, benchmarked, red-teamed, and hardened before it touches production traffic.

01Use Case Definition
02Model Selection
03Tool Architecture
04Memory & Context Design
05Evaluation Framework
06Production Deploy

Production-ready voice agents for any use case — call center automation, inbound and outbound sales, customer support, appointment scheduling, and beyond.

01Call Flow Design
02Voice & Latency Tuning
03Telephony Integration
04CRM & Scheduling Hooks
05Escalation Paths
06Live Monitoring

Bespoke internal tooling with AI at the core — capabilities no off-the-shelf product can replicate. The best internal tools are the ones your team reaches for without being told to.

01Stakeholder Interviews
02Feature Scoping
03UX Design
04AI Integration
05Internal Rollout
06Continuous Iteration

SOC compliance, threat modeling, vulnerability management, and security tool integration. You cannot defend what you cannot see — so every engagement starts with full asset discovery. Defense built in.

01Asset Discovery
02Threat Modeling
03Vulnerability Assessment
04Remediation Plan
05Control Implementation
06Compliance Verification

Smoke, functional, integration, regression, load, stress, security, UI, and fuzz testing in production — covering every failure mode before it reaches your users. Full reports and a readiness sign-off.

01Test Plan & Scope
02Smoke & Functional
03Integration & Regression
04Load & Stress
05Security & Fuzz
06UI Testing & Sign-off

Case studies

Work that shipped.
Results that held.

03 / 06
01Operations Portal

CNSVCS.COM

Independent services company — operations management platform

AI-powered operations portal engineered from the ground up. Real-time QuickBooks financial synchronization, a Notion-style document management system with collaborative editing, and a role-based admin dashboard with full audit logging and permission controls.

Production system — private deployment
Stack & scope
QuickBooks APIDocument MgmtRole-Based AccessAudit LoggingNext.jsPostgreSQLPrisma
02Marketing Site

Peachtree Corporate Cleaning

Metro Atlanta, GA — commercial cleaning company

Conversion-focused marketing site for a premium commercial cleaning company serving office buildings, apartment communities, and warehouses. Service-led pages with a same-day quote-request funnel, built for speed and local search. Live in production.

peachtreecorporatecleaning.com
Stack & scope
Marketing SiteQuote FunnelLocal SEOResponsiveLive in Production
03iOS App

Bio — Social Network

FerraHub Technologies — social networking

A privacy-first social network built around authentic connection — share posts, videos, and moments with no algorithmic filtering. Includes Reels-style video discovery and private messaging. Built with FerraHub Technologies; live on the App Store.

Download on the App Store
Stack & scope
iOSSocial FeedReels / VideoPrivate MessagingApp Store
04iOS App

FerraHub

FerraHub Technologies — on-demand services · Johannesburg & Lagos

An on-demand services marketplace connecting users with vetted professionals for house cleaning, hairstyling, and personal training. Browse provider profiles, request services, and pay through integrated checkout. Built with FerraHub Technologies; live in Johannesburg and Lagos.

Download on the App Store
Stack & scope
iOSService MarketplaceBookingsIntegrated PaymentsApp Store
05AI Tool

WLabs Estimator

Brooklyn, NY — creative technology studio

AI-powered project estimator. Natural-language project intake feeds an LLM-backed scoping engine that generates detailed cost and timeline estimates. Live in production.

wlab-estimator.vercel.app
Stack & scope
LLM Scoping EngineNL IntakeCost ModelingLive in Production
06AI Language Learning

nativePAL.ai

AI language learning startup

AI-powered language learning platform. Adaptive conversational AI that adjusts to each learner’s pace, accent, and proficiency — delivering immersive, native-level language acquisition at scale.

Conversational AI platform
Stack & scope
Conversational AIAdaptive LearningProficiency Tracking

Technical depth

Built in public.
Production-grade.

04 / 06
Cybersecurity · OffensiveAuthorized use only

AI Pentest Assistant

AI-powered penetration testing assistant. Automates reconnaissance, vulnerability enumeration, and exploit chain analysis — accelerating assessments while maintaining full auditor control.

Recon AutomationVuln EnumerationReport Generation
Cybersecurity · DefenseSOC operations

Sentinel

Autonomous threat detection and response engine. Continuously monitors environments for indicators of compromise, correlates signals across sources, and generates prioritized response playbooks.

Threat DetectionSignal CorrelationResponse Playbooks
Physics · SimulationResearch

Graviton

Exotic propulsion and spacetime engineering simulator. A physics-based simulation engine for advanced propulsion concepts, including spacetime metric engineering and field generation modeling.

Metric ModelingPropulsion SimPhysics Engine
Cybersecurity · AutonomousSOC operations

SOC AI Agent

Autonomous SOC analyst agent. Performs alert triage, threat hunting, and incident response automation with configurable escalation thresholds and full audit trail generation.

Alert TriageThreat HuntingIncident Response
Open repositories — github.com/Leegreen305View the code

How we work

No surprises.
By design.

05 / 06
01

Discovery call

30 minutes. Understand the problem, confirm fit. No pitch deck, no pressure.

02

Proposal + scope

Written scope, timeline, and success criteria. Ambiguity is resolved before it becomes cost.

03

Kickoff

Align on tools, access, and communication cadence. Everything instrumented from day one.

04

Build cycles

Working software delivered at every checkpoint. Progress is visible, not promised.

05

Review & delivery

Final handoff with documentation and runbooks. You run the system without us.

0

Disciplines under one engineering practice — no subcontracting, no handoff gaps.

0

Stage methodology applied to every discipline — scoped, tested, hardened, documented.

0

The standard every engagement, every system, and every decision is held to.

Start the conversation

06 / 06

You came here because you need something built that actually works.

No retainer packages. No boilerplate proposals. Every engagement starts with a real conversation about the problem — if there’s a fit, we scope it together.

All engagements are custom — no fixed pricing