Expertise Needed in Mathematical Front-End Development

Job ID: 40156322

Budget: $30 – $250 AUD

Senior Front-End + Mathematical Specialist Needed (Immediate)
This role is strictly for senior individual contributors only.

If you are not fully confident executing mathematically exact front-end fixes without guidance, do not apply.

1 hour task - $50 AUD!
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Mandatory Knowledge (Non-Negotiable)

You must already understand:
• Bank lending
• Home loans (P&I and interest-only)
• Interest rates and how interest is actually calculated and applied
• Offset accounts and amortisation

These will not be explained.
If you ask questions about these topics, your application will be ignored.

Important: This project involves conventional bank finance and interest-based lending. If working with or modelling interest-bearing loans conflicts with your beliefs, do not apply.

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Deadline (Non-Negotiable)
• Must be completed on 18/01/26 (AEST)
• This is a 1-hour task
• Applicants offering anything other than 1 day will be overlooked

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Milestone & Payment Terms

The $50 AUD milestone will be created after:

1. You confirm the task has been completed successfully
2. You have tested the calculator multiple times yourself
3. We then test it together

This is intentional. Too much time has been wasted with freelancers claiming capability without delivering correct results.

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Scope

• One clearly defined micro-task
• No exploration
• No learning
• Precision execution only

You will be given:

• My calculator & presentation
• The existing HTML / CSS / JS presentation layer

Do not apply if you cannot complete this immediately and correctly.
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Time & Fee

• ~1 hour total
• Must be completed by 18/01/26 (AEST)
• $50 AUD total
• Milestone created after successful completion and validation

Non-negotiable.
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Requirements

• Expert HTML, CSS, JavaScript
• Strong mathematical reasoning
• Proven understanding of lending mechanics
• Fast, precise communication
• Available now
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Task Overview – Calculator Logic Correction (Offset Account)

We are making a specific, contained correction to an existing calculator.

This is not a rebuild.

The issue is isolated to offset account logic, specifically how:

• Interest saved
• Loan term reduction are calculated.

To Apply (Required)

Include all of the following:

1. Confirmation you can start immediately
2. Why you are senior-level
3. Confirmation you already understand bank lending and interest calculations

Applications that do not follow this exactly will not be reviewed.
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