Invirial

AI Engineering & Full Stack Development Agency | Web, AI, UX

Overview

Invirial is a Full-Stack and AI Engineering agency. For 14 years we've helped companies build new products, modernize legacy systems, and ship AI features that hold up in production. Fintech, SaaS, healthtech, real estate, and beyond. We pair senior engineering judgment with AI-enhanced workflows so our teams move faster and the code holds its shape. We work with founders shipping a first product, scale-ups outgrowing their stack, and companies modernizing what they have. ━━━ At a Glance ━━━ 14+ years of engineering experience 100% Job Success Score 20+ domains covered 89% senior-level specialists ━━━ How We Help ━━━ ▪️ Full-Stack Development: React, Next.js, TypeScript, Node.js, Python, Django, FastAPI. SaaS platforms, B2B dashboards, internal tools, web apps. ▪️ AI Engineering: LLM integration, RAG pipelines, AI agents, OpenAI and Anthropic APIs, fine-tuning, NLP, computer vision. ▪️ Product Design (UX/UI): Figma-led, integrated with engineering from day one. ▪️ Mobile: Swift, Kotlin, Flutter, React Native. ▪️ Dedicated Teams: Senior engineers, designers, PMs embedded into your team. ━━━ How We Work ━━━ We start by getting to know each other: your product, goals, what matters most. From there, we shape a delivery strategy that fits your context, not a template. An MVP, an internal tool, an AI assistant, and an enterprise platform should not share the same architecture, team, cloud, or release process. We choose the right mix of: ▪️ Product strategy: what to prove first, protect, postpone ▪️ Team model: solo senior, small squad, or embedded team ▪️ Tech stack: picked for the problem, not the trend ▪️ Cloud & hosting: Vercel, Supabase, Railway for speed; AWS, Azure, GCP for control ▪️ Delivery: sprint cadence, CI/CD, release controls scaled to risk ▪️ Data & ownership: built so your team can operate it after handoff We don't push a preferred stack or sell complexity. We make engineering decisions based on your market, budget, timeline, and operating model. ━━━ Best Fit If ━━━ ✅ You need a senior Full Stack Developer or AI Engineer who can ship without hand-holding ✅ You're taking an MVP from zero to production ✅ You need AI features inside a SaaS product (agents, RAG, semantic search, automation) ✅ You're modernizing a legacy system and want a partner who takes ownership ✅ You want UX, engineering, AI under one roof with one PM Industries: SaaS · Fintech · Healthcare · Real Estate · Insurance · Logistics · Retail Got a technical challenge with no solution yet? We work through it with you. Let's dig in. Stack: React, Next.js, TypeScript, Node.js, Python, Django, FastAPI, OpenAI, Anthropic Claude, LangChain, LangGraph, RAG, Pinecone, PyTorch, Swift, Kotlin, Flutter, React Native, PostgreSQL, MongoDB, AWS, Azure, GCP, Docker, Kubernetes, Figma.

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Services

AI Apps & Integration

AI Product Engineering: Agents, RAG systems, and AI chatbots built on OpenAI, Anthropic, and open-source models. LangGraph orchestration, pgvector retrieval, tool calling, evaluation harnesses, and streaming UIs. We ship to your stack with monitoring, guardrails, and cost controls in place.

Mobile Development
Web Development
Other - Software Development
DevOps & Solution Architecture
Web & Mobile Design
Database Management & Administration
Scripts & Utilities
QA Testing

Skills

Next.js
React
SaaS
Figma
UX & UI
AI Chatbot
AI Agent Development
Supabase
LLM Prompt Engineering
FastAPI
LangChain
OpenAI API
Retrieval Augmented Generation
Python
TypeScript
100% Job Success
Rising Talent

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Upwork activity

Hourly rate

$45.00 - $55.00

Minimum project size

$1K+

Total earned

$4M+

Total hours

39,297

Total jobs

230

Member since

Feb 8, 2012

Company information

Agency size

11-50 workers

Year founded

2012

Client focus

Large business

Medium business

Languages

English: Native or Bilingual

Awards

Global Outsourcing 100 - IAOP, 2025
Top Software Developers - Clutch, Seattle, 2025
Top 100 Healthcare Technology Companies - Healthcare Technology Report, 2024
Global Outsourcing 100 - IAOP, 2024
Top Enterprise App Developers - Clutch, 2024
Top Modernization Service - Clutch, Estonia, 2024
Top Healthcare App Development Companies - Mobile App Daily, 2022
Top Software Developers - Clutch, Medical, United Kingdom
Top Blockchain Development Company - GoodFirms, 2022
Mobile Award - Awwwards, 2022