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DemiVision, LLC

@demivision

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5.0
2

4.6

4.6

100%

End-to-End Software Development & AI Integration

$60 USD / Hour

Flag of UNITED STATES

United States (2:59 AM)

Joined on August 5, 2016

$60 USD / Hour

With over 20 years of experience in software development, ,we deliver reliable, scalable, and high-performance mobile, web, and AI solutions for businesses worldwide. We combines deep technical expertise with modern technologies to build secure, future-ready systems. From enterprise web platforms and mobile applications to AI integrations and intelligent automation, We manage the full development lifecycle-Strategy, architecture, UI/UX, backend engineering, API integrations, cloud deployment, and long-term support. We develop cutting edge mobile applications using native Android and iOS (SwiftUI) as well as cross-platform frameworks including Flutter and .NET MAUI. We specialize in UX design and in making complicated functionality fun and easy to use. We started mobile app development over 20 years ago with WAP, before progressing on to J2ME and BREW, and then on to current native and cross-platform development. We have developed industry leading applications from casual gaming, to social networking, to sports analytics. Our core expertise includes: • Custom Web Application Development • iOS & Android Mobile Apps • AI & LLM Integrations (automation, intelligent workflows) • API Development & System Integration • Cloud Infrastructure & DevOps • Ongoing Maintenance & Optimization Over two decades, we’ve helped startups, SMEs, and enterprise clients transform ideas into scalable digital products. We focus on clean architecture, security, performance, and measurable business outcomes. We are not just developers — we are long-term technology partners committed to delivering sustainable growth through innovation.

Kalshi Trading Automation Bot

asked for a bot that kalshi bot that would get me started. they were able to get me started and running with a live and demo version bot. delivered in about a weeks time. I would ask for advice and they were able to provide me with some guidance on the bot it self. will continue working with this freelancer.

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Bruce

@jackal83

June 2026

Verifications

On time

100%

On budget

100%

Accept rate

33%

Portfolio

Portfolio

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Mobile Apps (0)
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5.0 · 2 Reviews
2 Reviews
J
Flag of UNITED STATES

Bruce

5.0

$2,000 USD

2 months ago

Kalshi Trading Automation Bot

asked for a bot that kalshi bot that would get me started. they were able to get me started and running with a live and demo version bot. delivered in about a weeks time. I would ask for advice and they were able to provide me with some guidance on the bot it self. will continue working with this freelancer.

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Ayoma

5.0

$50 USD

3 months ago

Fix OpenAI API Configuration

Great, Demivision was great service. thanks

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Experience

CTO & Founder

Apr, 2017 - Present

9 years, 4 months

iStat Sports

Apr, 2017 - Present

9 years, 4 months

Launched startup focused on developing innovative solutions for sports statistics recording and analysis. The iStat mobile apps bring the power of expensive D1 college software to grass roots high school and club sports at a fraction of the cost and learning curve. Managed team of remote developers while still being involved with handson coding when needed. Tech stack: MAUI/Xamarin, Flutter, SwiftUI, Skia, Firebase, GCP, LAMP.

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California, United States

Apr, 2017 - Present

9 years, 4 months

CEO & Co-Founder

May, 2015 - Apr, 2017

1 year, 11 months

Apophany

May, 2015 - Apr, 2017

1 year, 11 months

Launched startup building a platform for real-time AI, data ingestion and cleansing, with automated model management and analytics integration. Horizontal Scalability- Full DW+AI model processing at over 100MB/sec on small AWS clusters. Analytics Integration- Direct API access to AI models, AI-SQL for SQL-like model queries, Tableau integration.

Flag of UNITED STATES

California, United States

May, 2015 - Apr, 2017

1 year, 11 months

CTO

Apr, 2012 - Apr, 2015

3 years

Playtika - Santa Monica

Apr, 2012 - Apr, 2015

3 years

Technology leader for the Santa Monica studio of Playtika, makers of Bingo Blitz, the world’s largest online bingo game. Responsible for all aspects of technology from long term roadmap to day-to-day development. During tenure, company experienced massive growth in revenue and profits, was acquired by Caesar’s Interactive Entertainment (CIE), and joined Slotomania to form the largest social casino company in the world.

Flag of UNITED STATES

California, United States

Apr, 2012 - Apr, 2015

3 years

Education

California State University-Long Beach

1995 - 1999

4 years

Master's Degree (computer science)

Flag of UNITED STATES

United States

1995 - 1999

4 years

University of California, Berkeley - Walter A. Haas School of Business

1990 - 1994

4 years

Bachelors, Business- Marketing

Flag of UNITED STATES

United States

1990 - 1994

4 years

Qualifications

Certified ScrumMaster (CSM)

2010

Scrum Alliance

Demonstrates expertise in Agile methodologies, Scrum practices, and cross-functional team leadership. Supports effective collaboration between engineering, product, marketing, and business teams to accelerate software delivery and improve development processes.

2010

2. Google Cloud Professional Machine Learning Engineer

2012

Google Cloud

Validates expertise in designing, building, and deploying machine learning solutions using Google Cloud technologies. Covers AI model development, data engineering pipelines, model optimization, production ML systems, and integration of AI capabilities into commercial applications.

2012

AWS Certified Solutions Architect – Professional

2020

Amazon Web Services Certification

Demonstrates advanced expertise in designing and deploying highly scalable, fault-tolerant, and secure cloud architectures using AWS technologies. Validates skills in cloud migration strategies, distributed systems design, networking, storage, security, and cost optimization for enterprise and startup environments.

2020

Publications

From Startup Idea to Successful Technology Acquisition: Engineering Strategies for High-Growth

SGI

Discusses the role of technology leadership in early-stage companies, including building engineering teams, selecting scalable architectures, managing product development, preparing for investment, and creating technology value during acquisitions. Topics Covered: CTO leadership Startup technology strategy Engineering team management Product development lifecycle M&A technology readiness

Designing Real-Time Mobile Systems: Architecture Patterns for High-Performance Applications

SGI

A technical exploration of real-time multiplayer mobile application architecture, including client-server communication models, latency optimization, scalable backend systems, and strategies for delivering reliable multiplayer experiences on early mobile platforms.

Building Scalable Mobile Sports Analytics Platforms: From Data Collection to AI-Driven Insights

ART

Explores modern approaches to building scalable sports technology platforms that combine mobile data collection, cloud infrastructure, and artificial intelligence. Covers challenges in real-time statistics capture, user experience design, data processing pipelines, and delivering actionable performance insights for athletes and coaches.Sports technology architecture Mobile application scalability AI-powered analytics Real-time data processing Cloud-based sports platforms

Certifications

P

Preferred Freelancer Program SLA

AI Training - Freelancer Global Fleet

AI Training - Freelancer Global Fleet

Freelancer Orientation

Freelancer Orientation

Registered Users

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