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You will get a custom online calculator on your website
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Project details
As an experienced web developer with over 12 years of expertise, I specialize in building custom web calculators for your websites. If you need dependable and efficient service to create an online calculator tailored to your specific needs, then you've found the right place.
My focus is on developing custom calculators that prioritize user-friendliness, ease of use, and utmost accuracy. I understand the immense value a web calculator holds in helping you and your customers make well-informed decisions. That's why I ensure that my calculators are meticulously crafted to deliver results that closely align with reality.
I offer a comprehensive range of services to meet your custom calculator requirements:
-Custom Calculator Development: I can create a tailor-made web calculator from scratch, designed specifically to address your unique needs and goals.
-Calculator Integration: If you already have an existing calculator, I can seamlessly integrate it into your website, ensuring a smooth and cohesive user experience.
-Ongoing Maintenance and Support: I provide continuous maintenance and support services to keep your calculator up-to-date and functioning flawlessly at all times.
My focus is on developing custom calculators that prioritize user-friendliness, ease of use, and utmost accuracy. I understand the immense value a web calculator holds in helping you and your customers make well-informed decisions. That's why I ensure that my calculators are meticulously crafted to deliver results that closely align with reality.
I offer a comprehensive range of services to meet your custom calculator requirements:
-Custom Calculator Development: I can create a tailor-made web calculator from scratch, designed specifically to address your unique needs and goals.
-Calculator Integration: If you already have an existing calculator, I can seamlessly integrate it into your website, ensuring a smooth and cohesive user experience.
-Ongoing Maintenance and Support: I provide continuous maintenance and support services to keep your calculator up-to-date and functioning flawlessly at all times.
Programming Languages
HTML & CSS, JavaScript, ASP.NETCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$1,100
|
Standard
$1,600
|
Advanced
$3,500
|
|---|---|---|---|
| Delivery Time | 5 days | 7 days | 12 days |
Number of Revisions | 1 | 4 | Unlimited |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Additional Revision
+$50
Additional Page
(+ 2 Days)
+$50
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NF
Neva F.
Mar 3, 2026
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Pavel is great to work with. We have worked with him on several projects and he delivers exactly what we are looking for. He works quickly and goes above and beyond. We look forward to working with him in the future.
NF
Neva F.
Nov 5, 2025
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Pavel was great to work with. He listened to what we needed and delivered a design that met and exceeded our expectations. He worked quickly and also provided a quality design. We will work with Pavel again in the future. We highly recommend Pavel.
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About Pavel
Salesforce Apps | Full-Stack Developer & Web
100%
Job Success
Magnolia, United States - 6:46 pm local time
Hello!
I’m Pavel — a Salesforce Certified Full-Stack Developer with over 10 years of hands-on experience. I build robust, user-friendly digital solutions that help businesses work smarter and grow faster.
What I Do:
-- Salesforce Development: Automations with Flows and Apex, Lightning Components, custom CRM apps, Salesforce Mobile SDK, and complex integrations;
-- Web Development: Custom MEAN stack apps (MongoDB, Express.js, Angular, Node.js);
-- API & Payment Integrations: Stripe, REST, GraphQL, Salesforce APIs;
-- Custom Tools: Interactive calculators, automation scripts, and system optimizations.
Why Work With Me:
✔ Salesforce Certified with real-world experience in automation, lead routing, and reporting;
✔ Proven record of delivering projects of any complexity;
✔ End-to-end development — from idea to deployment;
✔ Flexible approach and choice of technology stack;
✔ 100% Job Success and measurable results.
If you’re looking for someone who can design, build, and launch your Salesforce or full-stack project — let’s talk.
Steps for completing your project
After purchasing the project, send requirements so Pavel can start the project.
Delivery time starts when Pavel receives requirements from you.
Pavel works on your project following the steps below.
Revisions may occur after the delivery date.
After purchasing the project, send the requirements to start the project.
I need these details; 1. Website admin panel login details 2. Website hosting login details (Only for some websites) 3. Your requirements document (to understand calculation and your needs)