Mechanic Shopify App Help: Custom Liquid Tasks, Files and Webhooks

The Mechanic Shopify app, from Chicago developer Lightward, runs automations written in Liquid, the same template language Shopify themes use. Install one of 355+ ready-made tasks, or have a developer write your own that reacts to Shopify webhooks, a schedule, an incoming email or a storefront form. As of October 2026, the price follows your Shopify plan, from $16 to $199 a month, with no usage fees. Library tasks are open source and editable, so many jobs start there. Developers earn their fee on custom logic: order rules only your store has, CSV and PDF exports, calls to outside APIs, and bulk updates paced against Shopify's rate limit. As of October 2026, 5 experts carry the Mechanic badge on shopexperts: 1 agency and 4 freelancers, based in Argentina, Canada, Pakistan and Thailand. Send links to the library tasks closest to what you want, and say what each one gets wrong for your store.

Mechanic

Top-rated Mechanic experts

Lautaro Climent

PRO

Front-End DeveloperBuenos Aires, ArgentinaFrom $65

4.91(58 reviews)

shopexpertsscore

100

I’m a seasoned web developer and Shopify specialist with over 5 years of experience delivering high-converting, beautifully designed online stores for clients worldwide. As a core member of the ShopExperts team, I’ve led and contributed to projects ranging from complete Shopify migrations to advanced customizations, always focusing on UX/UI best practices and modern e-commerce strategies. My approach blends technical excellence with creative vision: I believe that every brand deserves a digital presence as unique and inspiring as its mission. Whether you’re a startup seeking rapid growth or an established business looking to refresh your online store, I’ll help you unlock your site’s full potential. I specialize in all aspects of modern web development and optimization: From designing and building engaging websites, to customizing user experiences, integrating third-party tools, and ensuring your online presence performs at its best. My clients value my clarity, reliability, and my commitment to going the extra mile to achieve outstanding results. I’m passionate about staying ahead of e-commerce trends and turning challenges into growth opportunities. Let’s build the future of your brand, together.

Theme & App Skills

Mechanic

Klaviyo

Infinite Product Options

Judge.me

Omnisend

PageFly

Recharge

Shop Pay Installments

Shopify Checkout Blocks

Shopify Flow

Smile

Horizon Theme

Eight Themes

Archetype Themes

FoxSell Bundle Builder

MESA

Dynamatic Cart & Upsell Engine

Candy Rack

Love Loyalty Points & Rewards

Referral Candy & Affiliate

Rivo: Loyalty Program, Rewards

Replo Landing Page Builder

Arc: llms.txt

Surge Themes

Tapcart ‑ Mobile App Builder

Mobile App Builder ‑ Appbrew

Gigit.ai

Subi: Subscriptions & Loyalty

Truly Fine Pixels

We Are Underground Themes

Pixel Union

DSers

Bold Subscriptions

Bold Upsell

TikTok

Getsitecontrol

Rubik Variant Images & Swatch

ShipMagic

MultiVariants

FieldsRaven

Woolman themes

Simple WordPress Blog Feed

Vela

Kernvel AI Auctions

Alpha Sale

View Profile Get a Free Quote

Muhammad Asad ullah baig

PRO

Shopify Plus EngineerIslamabad, PakistanFrom $100

5.00(16 reviews)

shopexpertsscore

Turn Your Shopify Store Into a Reliable Sales Engine If you're looking for a Shopify developer who understands both the technical side and the business outcomes behind it, you're in the right place. As a Shopify Certified Developer with 10+ years of hands-on experience, I've worked with 100+ brands across fashion, apparel, beauty, food, fitness, and electronics to build stores that are fast, scalable, and built to convert. Whether you're a founder launching your first store or an established brand ready to level up, I bring the expertise to get you there. What Gets Delivered: Every project is approached with one goal, growth. Here's what that looks like in practice: Custom Shopify Theme Development — Figma and Adobe XD designs transformed into clean, maintainable Liquid-based themes optimized for performance and long-term scalability Store Redesigns & UX Improvements — Navigation restructured, friction points removed, and user journeys refined to drive more conversions without disrupting live traffic Speed & Performance Optimization — Core Web Vitals improvements, faster page load times, and technical SEO fixes that directly impact search rankings and reduce bounce rate Custom Feature Development — Bundles, upsells, subscriptions, loyalty programs, and third-party API integrations tailored to specific business models Store Migrations & Ongoing Support — Smooth, low-risk platform migrations and dependable technical maintenance that keep operations running without interruption Why Brands Keep Coming Back: Every architecture decision, layout choice, and integration is guided by one question: Does this help the business grow? Clean code and structured development aren't just standards — they're what make a store reliable at scale. Founders launching from scratch, in-house teams needing a trusted technical collaborator, and agencies looking for a dependable Shopify specialist, all have found long-term value in this kind of partnership. Ready to Grow Your Shopify Store? Whether it's a full custom build, a performance overhaul, or targeted improvements to boost conversions, let's map out a clear path forward. Reach out to discuss your goals and what's possible.

Theme & App Skills

Mechanic

Klaviyo

Kickflip

Smile

PageFly

Recharge

ReConvert

Judge.me

Loop Subscriptions

Finaloop

Loox ‑ Visual Product Reviews

Intelligems: A/B Testing

Gorgias

Printify

Wishlist Plus

Algolia

Vitals

MultiVariants

Simple WordPress Blog Feed

Blox: Block Customer Blacklist

Alpha Sale

View Profile Get a Free Quote

Let us match you with the right Shopify expert for your needs.

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Satish Voddi

Frontend EngineerOttawa, CanadaFrom $95

4.81(13 reviews)

shopexpertsscore

With over eight years of experience as a full-stack Shopify developer, I translate complex technical concepts into user-friendly features that are built on scalable and reliable code. With a strong eye for design and focus on conversions, I create storefronts that look great and perform. If you're seeking a collaborator who values performance and long-term partnerships, let's talk. What I do: Custom features & theme development Convert Figma designs to responsive storefronts Custom apps, APIs, and system integrations UX/conversion improvements I specialize in: Bundle builders Cart drawers, Upsells Complex Metafield/Metaobjects implementations Subscriptions optimizations Section rendering API and ajax

Theme & App Skills

Mechanic

Shoplift – Split & A/B Testing

Referral Candy & Affiliate

Rivo: Loyalty Program, Rewards

Visually – A/B Testing & CRO

Krown Themes

Out of the Sandbox Themes

Replo Landing Page Builder

Theme Updater & Backups | OOTS

Mobile App Builder ‑ Appbrew

Gigit.ai

Whiley Mai

Checkout | Flow

Gempages

Zendrop

ReConvert

Matrixify

ShipBob

Lifetimely

ShipMagic

View Profile Get a Free Quote

Michael Hixson

Shopify Setup SpecialistBangkok, ThailandFrom $65

5.00(5 reviews)

shopexpertsscore

Since 2006, Michael has been at the forefront of ecommerce innovation. After launching and scaling his first online business to significant revenue and earning recognition in Internet Retailer's Second 500, he sold the company in 2015. Now Michael dedicates his expertise to helping other entrepreneurs succeed, combining deep technical knowledge with proven strategic insights gained from real-world experience. His services Include: E-commerce Consulting, Shopify Development, Automated Email Marketing, Website Migration, AI integration & Visibility, Website Audits, and Amazon Optimization. He utilizes AI for the following Site Pre-Design, Customer Service and Shopping Agents, CRO, Descriptions, Icon/ Graphic creation, Market Research, and more as he finds additional uses that add speed and value.

Theme & App Skills

Mechanic

Klaviyo

Judge.me

Omnisend

PageFly

Archetype Themes

Smile

Shopify Flow

Recharge

Aftersell Post Purchase Upsell

Flits Loyalty Rewards Program

Reactiv ‑ Mobile App Builder

Arc: llms.txt

Tapcart ‑ Mobile App Builder

Macalytics SEO

Videowise

Infinite Product Options

Clean Canvas Themes

Horizon Theme

Consentmo GDPR Compliance

Onboard B2B: Company Profiles

UpPromote Affiliate Marketing

Pandectes GDPR Compliance

Growave

Privy

Skio

Prediko

Commslayer

Judge.me Email Marketing

Vela

View Profile Get a Free Quote

heycarson

AgencyOttawa, CanadaFrom $125

5.00(60 reviews)

shopexpertsscore

We connect eCommerce brands and agencies with top freelance Shopify developers and designers. Hire for single projects or ongoing needs. No hiring fees or recurring charges.

Theme & App Skills

Mechanic

Klaviyo

Archetype Themes

Clean Canvas Themes

Eight Themes

FoxSell Bundle Builder

Gameball: Loyalty Points Games

Horizon Theme

Infinite Product Options

Judge.me

Kickflip

MESA

Shop Pay Installments

Shopify Checkout Blocks

Shopify Point of Sale

Dynamatic Cart & Upsell Engine

Candy Rack

Shoplift – Split & A/B Testing

Love Loyalty Points & Rewards

Referral Candy & Affiliate

Rivo: Loyalty Program, Rewards

Visually – A/B Testing & CRO

Krown Themes

Out of the Sandbox Themes

Replo Landing Page Builder

Instant Section & Page Builder

Theme Updater & Backups | OOTS

Aftersell Post Purchase Upsell

Flits Loyalty Rewards Program

Reactiv ‑ Mobile App Builder

Arc: llms.txt

Surge Themes

Tapcart ‑ Mobile App Builder

Mobile App Builder ‑ Appbrew

Gigit.ai

Macalytics SEO

Videowise

Orbe Geolocation

OrderEditing.com

Whiley Mai

Flare: Delivery Date Picker

Checkout | Flow

Consentmo GDPR Compliance

Multi Vendor ‑ Puppet Vendors

Onboard B2B: Company Profiles

UpPromote Affiliate Marketing

ShopOS

Loop Subscriptions

Rivyo : Reviews & Loyalty App

Pandectes GDPR Compliance

CP: Order Editing & Upsell

Growave

Gempages

Kim

Inveterate Memberships

Subi: Subscriptions & Loyalty

Troop themes

ECA: Easy Subscriptions App

Mobile App Builder ‑ Vegacart

Moon Bundles Upsell Cart AOV+

Kaching Bundles & Upsells

Fluorescent Design Inc.

Brickspace Lab

Truly Fine Pixels

Preorder, Back In Stock ‑ STOQ

We Are Underground Themes

Presidio Themes

Red Plug Design Co

Safe As Milk

Switch Themes

Zigpoll Customer Surveys

AppMaker

Yotpo

Gorgias

AfterShip

Rebuy

Privy

Kitenzo

Pixel Union

DSers

Zendrop

Printful

Printify

Stamped.io

Bold Subscriptions

Bold Upsell

ReConvert

Zipify Pages

OneClickUpsell

Skio

TikTok

Google & YouTube

Facebook & Instagram

Matrixify

ShipStation

ShipBob

Loop Returns

Okendo

Attentive

Triple Whale

Lifetimely

Getsitecontrol

GSC Email Marketing + Pop ups

GSC Countdown Timer Bar

GSC Instagram Feed, Instafeed

GSC Product Labels & Badges

Prediko

Stay ai

Sparklayer

Kno Commerce

Commslayer

Onward

Prisync

Attribuly

Social Snowball

Rubik Variant Images & Swatch

Zipchat AI Chatbot & Live Chat

ShipMagic

eBay Integration ‑ DPL

Kark: Multi Location Inventory

Report Pundit: Custom Reports

EmailWish

Shopify Audiences

Shopify Bundles

Shopify Fulfillment Network

Shopify Forms

Shopify Combined Listings

Quotway

PushBundle

MultiVariants

DiscountRay

Giftnote

OrderRules

Judge.me Email Marketing

FieldsRaven

Kartuu ‑ Printable Gift Cards

Simple WordPress Blog Feed

Vela

Blox: Block Customer Blacklist

Kernvel AI Auctions

Alpha Sale

Alpha: Loyalty Program, Points

View Profile Get a Free Quote

Mechanic tasks worth paying a Liquid developer for

The library covers common chores. Custom code earns its cost where the logic belongs to your store alone.

Editing a library task. Tasks in the Mechanic library are open source and modifiable. The cheapest project is often a developer adjusting one that already does most of the job.

Writing a task from scratch. A task subscribes to events and responds with actions. A developer writes the Liquid and keeps keys and settings in shop-level globals and secrets rather than in the code.

Generated files. The Files action builds PDF, CSV or ZIP files with a temporary link, and Email or FTP actions deliver them: supplier orders, packing documents, a nightly export to a warehouse SFTP.

Links to outside systems. HTTP actions call any endpoint, and incoming webhooks bring data back. When the connection is the main job, API integration developers fit best.

Timed and bulk jobs. Interval events run tasks on a timer. Big catalog updates must be paced against Shopify's API rate limit, which decides how fast runs clear.

Forms and inbound email. A storefront form or an email to the store can start a task, handy for return requests or wholesale reorders.

Library installs need no hire. If a task works as written, install it yourself. The Mechanic Slack community answers setup questions.

How to vet a Mechanic developer before you pay

Mechanic work is code that edits orders, customers and stock. Vet the developer the way you would for any code with that reach.

Ask to read a task they wrote. Look for comments, clearly named options and a short, explicit list of event subscriptions. Dense, uncommented Liquid becomes a task nobody can safely change.

Ask which Shopify API they will call. Mechanic's docs say to use GraphQL for new Shopify automation work. A developer should know that and explain any exception.

Ask how a big job will run. Mechanic queues events during surges and works through them at a pace set by concurrency and the Shopify rate limit. A good answer estimates how long a full-catalog update takes and schedules it away from a sale.

Ask where credentials go. Third-party keys belong in Mechanic secrets, never pasted into task code.

Ask how it sits next to Shopify Flow. If your store runs both, agree which tool owns each job so two automations never fight over one order tag.

Liquid quotes to turn down. No test plan, edits to a live task during business hours, or no written note of what each task does.

Begin with one custom task. Pay for a single task with comments and a plain description, tested on sample orders. It shows their habits before larger builds.

Mechanic Shopify app pricing, events and limits

Price set by your Shopify plan. As of October 2026, the listing shows $16 a month on Basic Shopify, $29 on Grow, $99 on Advanced and $199 on Shopify Plus, each after a 15-day trial. There is no free plan, no usage fee, and no cap on how many automations you install.

Pay what feels good. Every plan carries Lightward's "Pay what feels good" label. Ask Lightward what that means for your store before you budget around the list price.

What can start a task. Shopify webhooks, a manual run, a regular interval, an incoming email or a storefront form submission.

What a task can do. Change the store through the Admin API, send email with templates and attachments, upload to FTP or SFTP, call any HTTP endpoint, and generate PDF, CSV or ZIP files.

Queues rather than refusals. The docs say queues have no size limit and surges are queued, not dropped. Throughput depends on concurrency and Shopify's API rate limit, so a backlog can take a while to clear.

Listed connections. Airtable, Google Sheets, Docs and Drive, Slack, email, FTP and webhooks, plus Shopify Flow.

Docs and help. The app is English-only, with docs at learn.mechanic.dev, a public task library and a Slack community.

Mechanic badge holders: skills, base and languages

Store setup is listed on all 5 profiles, and 4 add development, the skill custom Liquid tasks need.

Store setup and management

All 5: library installs, task options and first runs

Shopify development

4 of 5, for custom tasks, HTTP calls and file outputs

Design, UX and branding

2 of 5, useful for email templates and storefront forms

AI and emerging tech

2 of 5 list AI projects next to automation work

Agencies and freelancers

1 agency and 4 freelancers across four countries

Languages beyond English

Spanish and Urdu

Questions about Mechanic Shopify tasks and developers

What does Mechanic cost a Shopify store?

The subscription depends on your Shopify plan: as of October 2026, $16 a month on Basic up to $199 on Plus, after a 15-day trial, with no usage fees. Developer time is separate. Adapting a library task is usually a small job; a custom integration with files, webhooks and error handling is a project worth scoping in writing.

Do I need to code to use Mechanic?

Not for library tasks: install them and set their options. Anything the library doesn't cover means writing Liquid, which Mechanic extends with filters for JSON, CSV and HMAC work. If nobody on your team reads Liquid, hire a developer and ask for commented code you can hand to someone else later.

Should I use Mechanic or Shopify Flow?

Shopify Flow is Shopify's own automation app, and Mechanic lists it as an integration, so many stores run both. Mechanic's docs point to its strengths: Liquid code, generated files, and FTP and HTTP actions. Pick whichever handles each job with less custom work, and write down which tool owns it.

How do I move automations from another app into Mechanic?

List every automation with its trigger, conditions and result. Check the Mechanic library for a close match before writing anything new, then rebuild and test each one on sample orders. Turn off the old version the moment the new one goes live, so no order gets processed twice.

Can Mechanic connect Shopify to my ERP or warehouse?

It can call any HTTP endpoint, receive incoming webhooks and upload files over FTP or SFTP, which covers many back-office links. Agree field mapping and which system wins a conflict first. For a full two-way sync, ERP integration specialists own the back-office side.

What does a Mechanic developer need to see before quoting?

Your Shopify plan, the library tasks you have tried, a few real orders or products the task will touch, and access details for any outside system. Say how often the job should run and who gets told when it fails.