YS.Let's talk

AI & FULL-STACK ENGINEER · ISRAEL

I build software
that does the work.

I'm Yosef Schwartz—an engineer and product builder turning ambitious ideas into useful AI systems, web products, and mobile experiences.

Explore my work Start a conversation
PRODUCT ENGINEERING2026
FROM IDEA01TO PRODUCTION
AIAgents that act
BUILDFull-stack systems
DESIGNENGINEERSHIP
2flagship SaaS products
2.5k+accounts served by automation
360°product-to-cloud ownership
AI agentsRAGLangGraphPythonTypeScriptReactNext.jsFlutterNode.jsPostgreSQLGCPAWSDockerTerraformAI agentsRAGLangGraphPythonTypeScriptReactNext.jsFlutterNode.jsPostgreSQLGCPAWSDockerTerraform

SELECTED WORK

Products built for
real operations.

Two AI-first platforms that simplify complex businesses through useful interfaces, deep integrations, and reliable automation.

01 / 02

AI OPERATING SYSTEM FOR E-COMMERCE

Your store, finally working as one system.

Jimmy connects a WooCommerce business to one AI workspace. It brings store data, analytics, marketing, SEO, customer context, and proactive alerts into a natural conversation.

  • AI agents
  • Commerce analytics
  • Marketing intelligence
  • WhatsApp
Visit JimmyOS
app.jimmy-os.co.ilLIVE
GOOD MORNING, YOSEFWhat should we work on?
YS
Ask about sales, campaigns, SEO or customers…
REVENUE · 30D₪184,240↗ 18.4%
ORDERS1,248+92 this week
ROAS4.8×Healthy
J
JIMMY FOUND AN OPPORTUNITYShopping campaigns are converting 23% above average.

Shift ₪900 of this week's budget from low-performing ad sets.

Review
Revenue pulseLast 14 days
02 / 02
זוזא+

HEBREW-FIRST AI MANAGEMENT PLATFORM

Run the organization in one simple conversation.

Zuza+ gives synagogues and community institutions a complete operating system—members, payments, forms, calendars, tasks, reports, and a Hebrew AI assistant named Meir.

  • CRM & payments
  • Hebrew AI assistant
  • Dynamic workflows
  • Next.js & Node.js
Visit Zuza+
zuza.plusLIVE
יום ראשון, י״א באב תשפ״ובוקר טוב, יוסף

הנה מה שקורה היום בבית הכנסת

י
חברים פעילים84212 נוספו החודש
גבייה החודש₪94,26086% מהיעד
משימות פתוחות184 להיום
מ
מאיר · העוזר החכםמה תרצה לעשות?

אפשר לשאול על חברים, גבייה, אירועים או משימות

אירועים קרוביםהכל
14אזכרה · משפחת כהן←
17שיעור שבועי←
21בר מצווה · משפחת לוי←
התקדמות גבייה₪94.2K
86%

WHAT I BRING

The range to go
all the way.

I work comfortably across product, application code, AI architecture, data, and cloud infrastructure.

01

AI systems

Agents that reason, use tools, remember context, and turn messy workflows into reliable product experiences.

02

Full-stack products

Thoughtful interfaces backed by production APIs, data models, authentication, payments, and integrations.

03

Mobile & platforms

Cross-platform Flutter apps, JSON-driven UI systems, and reusable foundations that help teams move faster.

04

Cloud & operations

Practical infrastructure across GCP, AWS, Firebase, Docker, and Terraform—with performance and cost in mind.

EXPERIENCE

Builder's mindset.
Owner's energy.

2025 — NOW

xEngineer

LEC

End-to-end ownership across mobile, web, backend, and infrastructure for a 2,500+ student educational institution.

  • Built a JSON-driven Flutter UI framework with a custom formula engine
  • Moved heavy computation into Dart isolates to remove performance bottlenecks
  • Built Workspace automation for 2,500+ accounts and reduced monthly cloud spend
2023 — 2025

Co-founder & CEO

Uni

Built an AI-powered WhatsApp sales platform from product idea to working full-stack business.

  • Designed the mobile and backend product architecture
  • Built custom AI-agent workflows with LangChain and vector search
  • Owned roadmap, customer discovery, and delivery
SIDE PROJECT

Sendue

A high-volume WhatsApp broadcasting platform with a fault-tolerant Python/AWS architecture, queues, Lambda, SQS, and PostgreSQL.

View product
CONTINUOUS LEARNING

B.Sc. Data Science studies at The Open University · Practical engineering at ORT Singalovski · CS50x, Harvard University

HAVE SOMETHING AMBITIOUS IN MIND?

Let's build the thing
people said was too complex.

Tell me about it