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Software Development Services Online

Compare focused software development services for reproducible bug fixes and end-to-end API integrations with verification criteria shown upfront.

Available services

176 offers
Documented API client implementation: generated promotional service illustration

Documented API client implementation

KliocFixed scope
One tested API client module with pagination, typed errors and a secrets-free configuration templateZIP · JSON
about 3 days
From $199
MCP tool server implementation: generated promotional service illustration

MCP tool server implementation

KliocFixed scope
A sandbox MCP server with typed tool inputs, permission boundaries and fixture-based invocation testsZIP · JSON
about 3 days
From $299
Webhook receiver implementation: generated promotional service illustration

Webhook receiver implementation

KliocFixed scope
A sandbox receiver with signature validation, idempotency, malformed-event handling and fixture testsZIP · JSON
about 3 days
From $199
Repository README and setup guide: generated promotional service illustration

Repository README and setup guide

KliocFixed scope
Document setup, configuration names, commands and a minimal verified run from supplied source without disclosing secretsHTML · ZIP
about 3 days
From $99
Website redirect mapping file: generated promotional service illustration

Website redirect mapping file

KliocFixed scope
Map supplied old and new URL inventories and return a redirect configuration proposal with loops and unmatched pages flaggedCSV · ZIP
about 3 days
From $129
API documentation and examples: generated promotional service illustration

API documentation and examples

KliocFixed scope
Document an existing API contract with endpoint examples, typed error cases and schema validation evidenceHTML · JSON
about 3 days
From $149
Showing 12 of 176 offersPrices shown are starting package prices. Exact scope and delivery are listed on each offer.

Choose the result that fits your brief.

Software development services in this category solve one bounded engineering outcome: either a reproducible defect or a documented API connection. Both packages emphasize source access, a repeatable test case, clear environment assumptions, and evidence that the agreed behavior works at handoff.

Choose the bug-fix package when the failure can be reproduced in an existing codebase. Choose API integration when two defined systems must exchange data. Prepare a safe repository or test environment, expected behavior, credentials through the secure flow, and acceptance cases.

How it works

Every offer has a defined scope.
You stay in control of the request.

  1. 01

    Find your fit

    Compare the deliverables, package price and delivery target.

  2. 02

    Make it yours

    Choose your package and provide the inputs listed in the offer.

  3. 03

    Receive your outcome

    Track the request, review the files and use the included correction process.

Scope before commitmentPrivate request historyOne accountable provider

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Compare each offer’s package limits and required inputs before submitting a request. These are different outcomes, not interchangeable providers.