Senior-Only AI & SaaS Studio

Senior-Only AI & SaaS Engineering Studio

We build production-grade SaaS platforms, agentic AI workflows, and cloud microservices in 4–8 weeks with 100% IP ownership, direct senior architect access, and zero junior developer overhead.

25+Production Systems Shipped
4–8 WeeksAvg. Delivery Time
Senior-OnlyEngineering Model
100% IP TitleContract & IP Transfer
Production Case Studies & Blueprints

Production software and real-world architectures.

Documented production systems: the engineering challenge, architecture built, tech stack, and measured business ROI.

Production AI Engineering Depth

Architectures engineered for scale, determinism, and zero downtime.

Most AI prototypes break under concurrent enterprise traffic. DevGenXai builds fault-tolerant, zero-trust AI platforms with stateful memory and strict safety perimeters.

STATE MANAGEMENTStateful Graph

Autonomous Agent State Graphs

Execution Loop:DAG CheckpointActionState Sync
Architectural Advantage

LangGraph-orchestrated acyclic graphs with transactional SQLite/PostgreSQL state checkpointing, automatic retries, and deterministic rollback points.

LangGraphState CheckpointingDeterministic DAGs
REAL-TIME STREAMING<400ms TTFT

Sub-400ms Voice & Streaming

TTFT Latency Target:
<380ms P95 Edge
Streaming Infrastructure

Bidirectional WebSocket channels, chunked HTTP/2 token streaming, and sub-millisecond Redis semantic caching for high-throughput interfaces.

WebSocketsRedis Semantic CacheEdge Streaming
ZERO-TRUST ARCHITECTURE · SOC2 & HIPAA ALIGNED
Flagship Core Engine

Deterministic Hybrid Retrieval & Zero-Trust Defense Core

Production RAG requires more than naive vector search. We combine dense embeddings, BM25 keyword matching, cross-encoder re-ranking, and cryptographic row-level security for high-precision enterprise retrieval.

Enterprise Retrieval PipelineEnd-to-End Guardrails
01. INGESTION & MASKING
PII Token Masking
Automated regex & entity masking before model invocation
02. HYBRID RETRIEVAL
Dense + BM25 RAG
Cross-Encoder re-ranking with Reciprocal Rank Fusion
03. OUTPUT VALIDATION
Pydantic Schemas
Structured JSON output parsing & confidence thresholding
Dual-Index
BM25 + Dense
Re-Ranker
Cross-Encoder
L1/L2 Cache
Semantic Lookup
Auto-Mask
PII Sanitization
Security & Compliance EnforcementsActive Policy
Zero-Retention APIs
AES-256 KMS Keys
Audit Trail Logging
Hybrid RAGCross-EncoderPydantic SchemasNeMo GuardrailsPresidio PIIFastAPI
FINOPS & ROUTINGUp to 65% Cost Cut

Adaptive Model Routing

Model Cascade:
Claude 3.5GPT-4oSLM / Edge
Cost Optimization

Semantic intent classification routing simple requests to fast low-cost models and complex reasoning to frontier models with automated fallbacks.

Model CascadeToken FinOpsIntent Router
GOVERNANCEFull Audit Trail

Human-in-the-Loop & Audit

Action Gates:
Tier 1 Auto · Tier 2 Slack · 30s Undo
Safety & Compliance

Multi-tier action authorization, interactive Slack/Teams approval cards, sandboxed tool executions, and immutable cryptographic audit logging.

HITL Action GatesAudit LoggingSandboxed Execution
Ready to architect a high-reliability enterprise AI system?
Schedule a Technical Architecture Review or speak directly with our senior system architects.
ENTERPRISE SCALE STANDARDS
Production SLA

Architected for high concurrency. Built for zero downtime.

Distributed microservices, sub-100ms AI inference, and fault-tolerant cloud infrastructure engineered for mission-critical scale.

Kubernetes EKSPostgreSQL RLSvLLM & TensorRTRedis ClusterTerraform IaCZero-Trust mTLS
Distributed Mesh
Concurrency
Horizontal Scaling

Low-latency execution with auto-scaling containerized worker nodes.

K8s AutoscalingAsync Workers
Multi-AZ Resilience
High Availability
Active-Active Architecture

Automated failover, health checks, and zero-downtime rolling deploys.

Multi-ZoneHealth Checks
Zero-Trust Security
Data Isolation
Cryptographic Perimeter

mTLS encryption, tenant RLS isolation & immutable audit logging.

Schema GuardrailsRow-Level Security
100% IP Title
IP Ownership
Full Code Rights

Complete Git repo ownership, Docker microservices & Terraform IaC.

Clean ArchitectureFull Git Ownership
Enterprise Architecture & Telemetry Tree
Active Topology
EDGE INGRESSGlobal Edge CDN & Ingress GatewayP99 < 20ms
TLS 1.3 Anycast TerminationDDoS ProtectionGlobal Edge Routing
Cloudflare WorkersVercel EdgeRedis 7.2
< 20ms TTFB
99.9% Cache Hit
DISTRIBUTED COREHigh-Concurrency Backend CoreP95 < 50ms
Async Non-Blocking WorkersMulti-Tenant RLSAutoscaling Nodes
Next.js 15Node.js / FastAPIKafka / Celery
High Throughput
Load Tested
AI REASONINGDeterministic Hybrid Retrieval & RAGSub-100ms TTFT
Dense/Sparse Hybrid SearchPydantic Schema ValidationSemantic Cache
pgvectorQdrantClaude / GPT-4o
High Precision
Guardrailed
GOVERNANCEZero-Trust Security & Access ControlData Protection
Token SanitizationRow-Level Security (RLS)Immutable Audit Trails
PostgreSQL RLSHashiCorp VaultSOC2 / HIPAA Ready
Zero-Trust
Audit Verified
Senior Engineering SquadsFixed Scope · Guaranteed Milestones
Production Tech Connectors

Seamless Integration Ecosystem

We integrate with enterprise cloud primitives, vector databases, and secure APIs for fault-tolerant data flows.

OpenAI GPT-4o
Anthropic Claude
Vercel Edge
AWS Cloud
PostgreSQL RLS
Supabase Realtime
GitHub Actions
Docker Containers
Kubernetes EKS
Next.js 16
Cloudflare Workers
TypeScript
Python FastAPI
Tailwind CSS
LangGraph State
Pinecone Vector
Slack Alerts
Stripe Connect
Redis Semantic Cache
MongoDB Atlas
Snowflake Data
HubSpot CRM
Jira Workflows
GraphQL APIs
NeMo Guardrails
pgvector
OpenTelemetry
Sub-50ms Webhook Latency
Enterprise OAuth 2.0 & mTLS
Two-Way Real-Time Sync
Core Engineering Specializations

Focused engineering for production SaaS & AI platforms.

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Enterprise-Grade Engineering Standards

Security, compliance & production performance — built in from day one.

We engineer secure, compliant architectures for growing businesses, healthcare platforms, and enterprise applications with proper access controls and monitoring.

Enterprise Security Standards

Role-based access control (RBAC), data encryption at rest & in transit, and comprehensive audit logging.

Engineering Standard

Optimized Performance

Sub-100ms API responses with intelligent edge caching strategies and global delivery optimization.

Engineering Standard

Secure AI Architecture

AI model execution runs in isolated containers with strict security boundaries and data protection.

Engineering Standard

100% US Contract & IP

Full intellectual property assignment executed under US federal contract law upon final milestone approval.

Engineering Standard
Specialized Vertical Solutions · NYC & Global Studio

Domain-specific AI architectures engineered for high-stakes industries.

Bespoke engineering blueprints with pre-built regulatory compliance, specialized data pipelines, and sub-second agentic workflows shipped in 4–8 weeks.

Takeoff Speedup
65% Faster

Construction Tech & Estimating Software

Custom construction management & estimating software in NYC. We build AI blueprint takeoff tools, contractor ERPs, and real-time jobsite platforms in 4-8 weeks.

65% Faster
Takeoff Speedup
99.4%
Bid Accuracy
Architectural Capabilities
AI Blueprint Takeoff & Architectural OCR
Real-Time Field-to-Office PWA with Offline Sync
Lead Response Time
< 30 Sec

Real Estate Tech & AI Automation Software

NYC's top PropTech software agency. We build AI automation for real estate, automated property management software, MLS RETS/RESO APIs, and custom broker CRMs in 4-8 weeks.

< 30 Sec
Lead Response Time
85% Automated
Lease Underwriting
Architectural Capabilities
Autonomous 24/7 Conversational AI Lead Qualification
Intelligent Lease Abstraction & OCR Underwriting Pipelines
Documentation Time
40% Saved

Healthcare Software & Medical AI Engineering

NYC's top HIPAA-compliant healthcare software development agency. We build custom EHR integrations, FHIR/HL7 data pipelines, AI medical scribes, and telemedicine platforms in 4-8 weeks.

40% Saved
Documentation Time
100% HIPAA BAA
Security Standard
Architectural Capabilities
Ambient AI Clinical Scribe & Automated SOAP Notes
HIPAA-Compliant Telehealth & Virtual Consultation Suite
Order Execution
< 5ms Latency

FinTech Software & Financial AI Engineering

NYC's premier FinTech software development agency. We build custom payment gateways, trading systems, AI fraud detection, and WealthTech SaaS in 4-8 weeks.

< 5ms Latency
Order Execution
PCI-DSS / SOC 2
Compliance Standard
Architectural Capabilities
Sub-5ms Ultra-Low Latency Order Execution & Matching Engines
SOC 2 Type II & PCI-DSS Level 1 Zero-Trust Architecture
Empty Miles Reduced
28% Less Fuel

Logistics Software & Supply Chain AI

Custom logistics & supply chain software development in NYC. We build AI route optimization, freight TMS platforms, and real-time fleet telematics in 4-8 weeks.

28% Less Fuel
Empty Miles Reduced
< 250ms API
Route Optimization
Architectural Capabilities
Dynamic Multi-Stop AI Route Optimization & Geofencing Engines
Custom Cloud TMS & Automated Freight Brokerage Portals
Contract Review Time
75% Faster

LegalTech Software & AI Contract Intelligence

NYC's top LegalTech software agency. We build AI contract review tools, legal document extraction, e-discovery platforms, and custom law firm ERPs in 4-8 weeks.

75% Faster
Contract Review Time
99.2% Accuracy
Clause Extraction
Architectural Capabilities
Deterministic RAG Contract Review & Automated Redline Engine
High-Volume Multimodal E-Discovery & Semantic Evidence Search
Technical Insights & Blueprints

Latest engineering insights & technical blueprints.

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Engagement & Pricing Models

Fixed-price builds. Dedicated senior squads. Zero surprises.

Choose the engagement model that fits your project timeline — from a $2,500 risk-free technical discovery sprint to a full dedicated senior engineering pod.

RISK-FREE ENTRY STEP$2,500 Fixed

3-Day AI & Technical Architecture Discovery

Ideal for founders & technical leaders who want to validate system architecture, LLM feasibility, data pipelines, and schemas before committing to a full build.

Included Deliverables
System Architecture & Data Flow Blueprint
Fixed-Scope SOW & Milestone Timeline (4–8 Wks)
Security & Compliance Architecture Matrix
Cloud Infrastructure & FinOps Cost Model
100% credited toward full build if approved
Book Technical Discovery Sprint
MOST POPULAR$15k – $35k Typical

Fixed-Scope Production MVP & Platform Build

Turn your operational bottleneck or SaaS product roadmap into a production system in 4–8 weeks with guaranteed milestone pricing and 100% US IP transfer.

Included Deliverables
Production SaaS / AI launch in 4–8 weeks
Senior engineering pod (React, Node.js, Python, AI)
Bi-weekly live staging demos & working code reviews
100% IP transfer under standard US commercial contracts
Includes 30 days post-launch stabilization & warranty
Request Fixed Proposal
SCALE & ENTERPRISE$8k – $15k / mo

Dedicated Senior Engineering Squad

Deploy a dedicated senior React, Node.js, Python, and AI engineering squad inside your organization with direct US business hours overlap.

Included Deliverables
Dedicated senior pod with 8+ years average experience
Direct Slack / Teams & GitHub PR integration
Direct senior architect communication & sprint planning
Zero recruiter markups or long-term lock-in
Flexible month-to-month engagement with zero lock-in
Deploy Senior Engineering Squad
Delivery Standards & Guarantees

Engineering accountability built into every engagement.

We don't ask you to trust vague promises. Every project is protected by concrete legal, architectural, and financial commitments.

Full IP Rights

100% Code & IP Ownership on Day 1

Every repository, Dockerfile, Terraform blueprint, and database migration is pushed directly to your GitHub organization. Full IP ownership assigned under US contract law with zero proprietary lock-in.

Standard Contract Clause
Zero Junior Churn

Dual Senior Architect Review

Every pull request is reviewed and approved by at least two senior architects before merging to staging. Strict automated CI/CD runs TypeScript type-checks, security audits, and integration tests on every commit.

Standard Contract Clause
Guaranteed Scope

Fixed-Price SOW & Bound SLAs

Milestone-driven contracts with explicit sprint acceptance criteria. You know exact timelines and costs before writing a single check, eliminating scope creep and runaway hourly billing.

Standard Contract Clause
On-Call Hardening

30-Day Post-Launch SLA Warranty

Zero extra cost hardening period post-launch. Dedicated senior engineers handle live monitoring, telemetry instrumentation, performance baselining, and immediate bug resolution.

Standard Contract Clause

FREQUENTLY ASKED QUESTIONS

Direct answers to common client questions.

Have a custom question? Contact us →

Our Ideal Client Profile

Built for a specific kind of founder.

We work with a narrow set of clients. This intentionality is why results are consistent.

The Builder

You have a product vision. It needs senior execution.

  • Pre-seed to Series B startup
  • Technical complexity is your moat
  • MVP needed in under 8 weeks
  • Engineering team doesn't exist yet
Perfect Fit8+ Yr Senior Pod
The Enterprise Modernizer

Legacy system holding back growth. You need a rebuild.

  • $10M–$500M revenue company
  • Monolith or on-premise infrastructure
  • Compliance-heavy industry (fintech, healthcare)
  • Internal team lacks senior AI expertise
Perfect Fit8+ Yr Senior Pod
The AI-First Operator

You want AI embedded in every workflow system.

  • Operations team > 20 people
  • Repetitive manual processes eating margin
  • Want autonomous pipelines, not tools
  • Data exists, intelligence doesn't
Perfect Fit8+ Yr Senior Pod
Why DevGenXai

Not all engineering partners are equal.

Most agencies sell access to junior developers. We sell senior engineering outcomes. Here's the difference.

← Scroll to compare →
CriteriaDevGenXaiBody ShopIn-House
Developer Seniority8+ yr senior-only podsMixed, mostly juniorVaries widely
Architecture Spec & Sandbox48–72 hours2–6 weeks3–4 months hiring
Production Delivery4–8 weeks3–6 months6–12 months
IP Ownership100% yours, US contractOften retainedYours
Pricing ModelFixed price, no overrunsTime & material hourlySalaries + overhead
Architecture DepthSystem-level designFeature execution onlyDepends on hire
AI/ML IntegrationNative capabilityExternal vendorRare without specialist
Post-Launch Support30-day warranty includedBillable separatelyInternal team
CommunicationAsync + weekly syncsAccount manager layerDirect
Engineering Philosophy

Six principles we never compromise on.

01

Senior Engineers Only

We never staff projects with junior developers or unvetted subcontractors. Every line of code is written and reviewed by senior architects with 8+ years of production experience.

02

Deterministic Architecture

We prioritize deterministic, testable state machines over black-box prompt chains. Systems must fail gracefully with automated rollback and recovery.

03

100% Client Ownership

Full source code, Git history, Docker configs, and architecture documentation belong entirely to you from day one under US legal contracts.

04

Fixed-Scope Accountabilities

We commit to clear milestones, transparent deliverables, and predictable timelines. No scope creep or unpredictable billable hours.

05

Zero-Trust Security by Default

PostgreSQL RLS, RBAC, input sanitization, and PII masking are built in from sprint one, not retrofitted after launch.

06

Production-Grade Observability

Every system is instrumented with end-to-end tracing, error budgets, and health telemetry so issues are diagnosed and resolved proactively.

The DevGenX Delivery Model · Global Studio

Senior Engineering Execution. Dedicated Timezone Overlap. 100% IP Transfer.

The speed and cost efficiency of a dedicated senior engineering studio, backed by transparent sprint governance, direct engineer access, and rigorous architectural oversight.

Legal & IP Protection

US-Governed Contracts & 100% IP Title Transfer

All client engagements are executed under enforceable contracts with bilateral NDAs. Every line of React, Node.js, Python code, database schema, and cloud architecture belongs 100% to you upon milestone sign-off.

Standard Master Services Agreement (MSA) & Statement of Work (SOW)
Immediate GitHub repository ownership and Git commit transfer
Zero vendor lock-in or recurring proprietary runtime fees
Strict data privacy, security best practices, and tenant isolation
Synchronous Collaboration

Dedicated US/Global Timezone Overlap

Direct communication with senior engineers leading sprint planning, bi-weekly live staging demos, and daily asynchronous updates in your dedicated Slack/Teams channel with dedicated EST/PST business hours overlap.

Daily asynchronous standups & real-time Slack/Teams channel
Bi-weekly live video demos on isolated staging environments
Direct engineer communication with zero junior intermediaries
Dedicated 4–6 hours daily live EST/PST overlap for sprint alignment
Production Software Caliber

Senior-Only Full-Stack & AI Engineers

We never assign junior developers or train apprentices on your budget. Our squads consist exclusively of experienced engineers who build enterprise SaaS platforms, GraphRAG, and cloud microservices.

Hands-on senior React, Next.js, Node.js, Python & AI specialists
Production expertise in LangGraph, pgvector, FastAPI, and Next.js
Peer-reviewed pull requests with automated CI/CD and unit tests
Production-hardened security, PostgreSQL RLS, and observability
Predictable Operational ROI

Fixed-Price Milestones & Rapid Delivery Sprints

Get the engineering velocity and technical caliber of an experienced tech team with transparent milestone pricing, zero recruiter fees, and no long-term vendor lock-in. Ship production features in weeks.

Fixed-price milestone contracts with explicit acceptance criteria
Fast onboarding: senior engineering squad deployed within 48 hours
30 days of post-launch stabilization and bug warranty included
Predictable burn rate with transparent deliverable gates
Zero-Risk Engagement & IP Protection
Signed US NDA, full Git repository rights, and milestone-based sign-offs on every sprint.
Engineering Pod Available

Senior Engineering Squads. Direct US Timezone Overlap.

Our senior engineering collective operates with dedicated US Eastern and Pacific business hours overlap with direct technical leadership. Book a 30-minute scoping call.

Monday — Friday
9:00 AM – 7:00 PM ESTOpen
Saturday
10:00 AM – 2:00 PM ESTLimited
Sunday
On-Call for Production IncidentsClients Only
Schedule Technical Consultation
Delivery & Legal Structure
Remote-First Senior Collective
Dedicated US Business Hours (EST / PST)
100% US Contract Law & IP Assignment
Synchronous sprint reviews, dedicated Slack channels, and weekly milestone demos.
Response SLA
Calendly CallWithin 4 hrs
Email InquirySame business day
Architecture Proposal48 hours
Emergency (Client SLA)Under 30 mins
Project Intake Benchmark vs Market Average
Time to Proposal
48 hrs
5–10 days
Sandbox Prototype
48–72 hrs
3–6 weeks
Senior Dev Ratio
100%
20–40%
Fixed Price SOW
Always
Rarely
Lightweight Technical Intake

Prefer a written scope estimate before booking a call?

Fill in your project milestones and requirements. A senior engineering lead will review your architecture and send a fixed SOW & proposal in 4 hours.

Quick Technical Scoping

Request Fixed Proposal & SOW

4-Hour SLA Response
Strict NDA · 100% US IP Transfer
START YOUR PROJECT

Build the platform you keep postponing.

Book a 30-minute scoping call with a senior engineer. Direct technical discussion, 0 sales pressure, and a fixed proposal delivered within 48 hours.