Jaryl Sim
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Jaryl Sim Email & Phone Number

Location: Singapore, Singapore, Singapore 11 work roles 4 schools
2 work emails found @tinkerbox.com.sg 1 phone found area 653 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 1 phone

Work email j****@tinkerbox.com.sg
Direct phone (653) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Indie Hacking
Location
Singapore, Singapore, Singapore

Who is Jaryl Sim? Overview

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Quick answer

Jaryl Sim is listed as Indie Hacking at Tinkerbox Studios Pte Ltd, based in Singapore, Singapore, Singapore. AeroLeads shows a work email signal at tinkerbox.com.sg, phone signal with area code 653, and a matched LinkedIn profile for Jaryl Sim.

Jaryl Sim previously worked as Founder, CTO at Tinkerbox Studios Pte Ltd and CTO at Tribe. Jaryl Sim holds Bachelor Of Science (Bsc), Information Systems from Singapore Management University.

Company email context

Email format at Tinkerbox Studios Pte Ltd

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{first}@tinkerbox.com.sg
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AeroLeads found 2 current-domain work email signals for Jaryl Sim. Compare company email patterns before reaching out.

Profile bio

About Jaryl Sim

With my consulting background, and experience as CTO for early stage companies, I am most experienced bringing new products to market, but welcome opportunities to further my experience and abilities in growth companies.My decade-long tenure in tech/product consulting at Tinkerbox has honed my abilities to understand, shape and champion the business needs of stakeholders, and translate that to product and engineering outcomes.As a software engineer, I am a long time practitioner Object Oriented Programming (OOP) and design patterns, but I also take advantage Functional Programming principles where I can.From a product management standpoint, my strength is in communicating goals and aligning stakeholders. I am an effective communicator, and enjoy facilitating the exchange of ideas across the most effective medium, be it written, oratorical, or visual.

Listed skills include Ruby On Rails, Web Development, User Experience, Ruby, and 46 others.

Current workplace

Jaryl Sim's current company

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Tinkerbox Studios Pte Ltd
Tinkerbox Studios Pte Ltd
Indie Hacking
AeroLeads page
11 roles

Jaryl Sim work experience

A career timeline built from the work history available for this profile.

Founder, Cto

Current

Singapore, SG

I push forward new ways of delivering projects to our clients, by streamlining the way we work. I see myself creating Tinkerbox as a backbone for entrepreneurs to kick start their projects and execute well. What makes me different is that I am a craftsman at heart.With over a decade of serving clients across many verticals, I have had the opportunity to.

Nov 2007 - Present

Cto

Singapore, SG

Jun 2022 - Mar 2024

Senior Developer

Ottawa, ON, CA

Mar 2020 - Feb 2022

Technical Advisor

Singapore, Singapore, SG

Mar 2019 - Jun 2019

Chief Technology Officer

Singapore, Singapore, SG

Jan 2018 - Feb 2019

Chief Technology Officer

Singapore, Singapore, SG

As the CTO for UpCode Academy, I saw to the refactoring effort for a Ruby on Rails codebase as my primary task. The refactoring paved the way to support business complexity in taking payments on the platform while catering for government subsidies, tax liabilities, and will bring the platform in line with audit-friendly practices.In mid-April 2019, we.

Aug 2018 - May 2019

Co-Founder, Cto

Singapore, Singapore, SG

I was brought on to oversee the revamp of the Point-of-Sale line (POS) product line at EPOS, together with a product team 15 strong. This included building an extensible cloud backend to base all future product offerings on, and to move the business towards a Software-as-a-Service (SaaS) model. Starting from scratch gave us the opportunity to tackle.

Sep 2017 - Jul 2018

Efsg1 Cohort Member

London, GB

As part of the first cohort of Entrepreneur First in Singapore, I explored several startup ideas and directions together with my cofounder. We were brought out of our comfort zones, as we had to validate our hypotheses with real (potential) customers via cold emails, but we learned a lot in the process.

Sep 2016 - Dec 2016

Mentor (First Batch)

Singapore, SG

I was mentor to a project team in the first batch of the TechLadies bootcamp. TechLadies is different from other bootcamps because it is less about classroom style learning and doing exercises, and more about throwing you in the deep end, where participants will have to learn programming on-the-fly to build a project for a non-profit organization.For the.

Oct 2015 - Dec 2015

Course Coordinator

Startup Academy

I design and conduct the Ruby on Rails course, where we train entrepreneurs to build web products using basic rails. I've designed the course to be easily picked up non-techies, while at the same time leveraging on software development fundamentals should participants have them.

Apr 2013 - Apr 2014

Mentor

Palo Alto, CA, US

I give two talks to FI undergrads: Product Management, and Outsourcing. In my talks I provide practical advice that is geared towards early stage startups. I bring together modern thinking from the Lean Startup, Agile Development and Lean UX, and share my experience at Tinkerbox with regards to effective product management and outsourcing.

Jul 2013 - Aug 2013
4 education records

Jaryl Sim education

Bachelor Of Science (Bsc), Information Systems

Singapore Management University

Diploma, Information Technology

Nanyang Polytechnic

Education record

St. Gabriel'S Secondary School

Education record

St. Michael'S Primary School
FAQ

Frequently asked questions about Jaryl Sim

Quick answers generated from the profile data available on this page.

What company does Jaryl Sim work for?

Jaryl Sim works for Tinkerbox Studios Pte Ltd.

What is Jaryl Sim's role at Tinkerbox Studios Pte Ltd?

Jaryl Sim is listed as Indie Hacking at Tinkerbox Studios Pte Ltd.

What is Jaryl Sim's email address?

AeroLeads has found 2 work email signals at @tinkerbox.com.sg for Jaryl Sim at Tinkerbox Studios Pte Ltd.

What is Jaryl Sim's phone number?

AeroLeads has found 1 phone signal(s) with area code 653 for Jaryl Sim at Tinkerbox Studios Pte Ltd.

Where is Jaryl Sim based?

Jaryl Sim is based in Singapore, Singapore, Singapore while working with Tinkerbox Studios Pte Ltd.

What companies has Jaryl Sim worked for?

Jaryl Sim has worked for Tinkerbox Studios Pte Ltd, Tribe, Shopify, Allrites, and Upcode Academy.

How can I contact Jaryl Sim?

You can use AeroLeads to view verified contact signals for Jaryl Sim at Tinkerbox Studios Pte Ltd, including work email, phone, and LinkedIn data when available.

What schools did Jaryl Sim attend?

Jaryl Sim holds Bachelor Of Science (Bsc), Information Systems from Singapore Management University.

What skills is Jaryl Sim known for?

Jaryl Sim is listed with skills including Ruby On Rails, Web Development, User Experience, Ruby, Web Applications, Start Ups, Software Development, and Jquery.

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