Arullo
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Vanguard X

Verified company

The engineering partner your AI product deserves

Buenos Aires, Buenos Aires (AR)

Trusted by

Selected clients

CCrowdedFFlowEQLLearn InQQumodityQQuo+1 more

Capabilities

What they do, who they serve, and the stack they build on.

Technologies

AWSAzureKubernetesNode.jsPythonReactTypeScriptDockerGCPJavaJavaScriptOpenAIReact NativeVue

Selected work

A snapshot of recent projects and outcomes.

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What clients say

Arullo AI

Vanguard X is known for

Reliable deliveryStrong communicationTechnical expertiseLong-term partnership

Clients consistently praise Vanguard X for their reliable delivery and effective collaboration, noting improvements in customer activation and retention. Their ability to adapt to evolving needs and maintain open communication is highly valued. They are commended for their thorough project management and execution, which ensure project goals are met on time and within budget.

Client testimonials

“Vanguard X delivered the complete dataset on time and within budget, which was a huge relief for us. They were always quick to respond to any questions or concerns, and their detailed reporting really stood out. Our internal team was genuinely impressed by their thoroughness and the way they handled the project from start to finish.”

V

VP of Engineering

Data Software Company

“Working with Vanguard X has noticeably improved our customer activation and retention, and it’s clear their contribution brings strong long-term potential. The team is reliable and genuinely eager to learn, and we stayed aligned through virtual meetings, emails, and messaging apps. Their personalized support and proactive approach have truly stood out and made a strong impression on me.”

V

VP of Professional Services

SMS Engagement Platform

“Vanguard X delivered every task within the agreed schedule and handled our evolving needs with ease. The team proved to be a true collaborative partner and kept communication smooth throughout the project. Their support, customer service, and research-driven approach were genuinely commendable.”

P

Product Owner

OmniClient

“Vanguard X has helped us manage our data more effectively and understand our pain points in a much deeper way. As a result, we’ve improved our business outcomes and reached key goals. Their adaptability, openness to feedback, and consistent communication have really stood out and left a strong impression on me.”

R

Realtor Associate

Fortune International Realty

“Vanguard X successfully integrated our company’s Brazilian payment solution, and the process was smooth from start to finish. They kept communication organized and efficient through Jira and Slack, which made collaboration easy. What impressed me the most was their honesty and professionalism — they proved to be a truly trustworthy partner in this field.”

E

Executive

Online Payment Service Company

“Vanguard X successfully automated our entire company system, especially within HR, where new users were created automatically in the Azure directory. They managed and coordinated all tasks and deadlines through Slack, keeping everything on track. Throughout the engagement, the team was consistently proactive and productive.”

C

Chief Of Staff

Kmeleon LLC

“Vanguard X made a significant improvement to our app, which directly led to increased web traffic. They set clear expectations from the start and met every deadline. Communication was always smooth — they were responsive and easy to work with. Their quick, high-quality execution, combined with excellent customer service, really stood out.”

C

CEO

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Reviews

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Vanguard X is a nearshore engineering partner specializing in AI-driven solutions for funded startups in FinTech, HealthTech, and SaaS B2B sectors. With a 5/5 rating on Clutch from 16 reviews, they focus on technical depth over headcount, embedding senior engineers into client teams for long-term collaboration.

  • Clutch rating: Consistently rated 5/5 from 16 verified reviews.
  • Client base: Works with YC-backed teams and AI infrastructure companies in regulated industries.
  • Engineer tenure: Engineers have an average tenure of 2.5+ years, ensuring stability and expertise.
  • Technological expertise: Offers skills in AI/ML, React, TypeScript, Node.js, and Python.
  • Project outcomes: Successfully scaled platforms from startup to Series A, as seen with clients like Crowded.

Vanguard X's approach is centered around building trust and delivering measurable outcomes, making them a reliable partner for scaling AI capabilities.

Locations

Buenos Aires, Argentina

Headquarters

Rates & ideal client

What this firm typically charges and who they're built for.

Min project budget

$25,000+

Team size

51–200

Social media

Industry Recognition