Freelance projects

Freelance projects

Implement API endpoints + auto tests in Python

Databases & SQL, Python — incorrectly specified categories?

350 USD

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• Project Overview
– FastAPI back‑end: SQL schemas, OpenAPI routes, and SQLAlchemy models already exist.
– Goal: bring the service to production readiness with complete business logic, initial data population, and >95 % test coverage.
– Environment: Python 3.13, FastAPI, SQLAlchemy 2.x async, PostgreSQL (asyncpg).

• Current Codebase
– Python 3.13 project managed with Poetry.
– FastAPI application with OpenAPI YAML describing each route and schema.
– SQLAlchemy models auto-generated via sqlacodegen.
– Authentication libraries: python‑jose[cryptography], passlib[bcrypt], zxcvbn.

• Scope of Work
– Implement all API endpoints
• Connect each OpenAPI path with the corresponding SQLAlchemy model.
• Use async sessions, type hints, and Pydantic v2 models.
• Add configuration via pydantic‑settings.

– Initial Database Seeding
• Write an idempotent async script that loads realistic fixtures.
• Include bcrypt-hashed demo passwords; ensure zxcvbn rating ≥ 3.

– Comprehensive Tests
• Create a pytest test suite (sync + pytest‑asyncio) using httpx.AsyncClient.
• Cover positive and negative scenarios (authentication errors, 404, validation).
• Achieve ≥ 95 % line coverage; record this in CI.

– Quality Gates
• All pre‑commit hooks must pass.
• GitHub Actions workflow (or locally) runs pytest and coverage without errors.

• Results
– Clean application startup: uvicorn app.main:app --reload without tracebacks.
– Initial seed script: python -m app.seed repeatable and safe.
– Green CI badge on main branch.
– Updated README.md with quick-start, seed, and testing instructions.

• Budget

I do not know the current budget for this project, so please propose your own budget option.

Proposals 9 Withdrawn 1 Rejected 3 Discussions 2

Yelizaveta Molchanova

32 0

Budget: 350 USD Deadline: 1 day

Good day, can you send the swagger documentation for review? Also, I suggest dividing the project into several milestones to make tracking the results easier. For all additional questions, write in private messages. I look forward to collaborating

Roman Shmatkov

0 0

Projects -
Rating -
Rating 295

Budget: 350 USD Deadline: 1 day

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Ivan Kravchuk

0 0

Projects -
Rating -
Rating 75

Budget: 350 USD Deadline: 20 days

Good day.

I will undertake the implementation of the project.

I work with modern tools and technologies during development in Python, including those specified in the project description.

I completed a Python Software Engineering course, during which I developed several web applications using FastAPI.

I look forward to cooperation.

Oleh Patrushev

21 0

Projects 21
Rating -
Rating 612

Budget: 1000 USD Deadline: 30 days

Hello! I can do your project. I have experience. Write to me, and we will agree.

Ivan Hrytskiv

32 0

Budget: 350 USD Deadline: 1 day

Good day. I have 20 years of experience in Python.
I have been working with FastAPI since the very beginning of the framework's existence. I know all the nuances described here in the technical specification. I have many similar projects according to the technical specification.
The price depends on the source code, the number of models, the server, and the deployment process.
I work as a team lead specifically in this area on a commercial basis with large clients.
Therefore, I know that everything is academically correct and I will be able to do it as accurately as possible.

Nick Osipov

41 4

Budget: 350 USD Deadline: 7 days

Good day!

I professionally develop APIs in Python (FastAPI).
I am ready to implement a microservice for you + deploy it on a server.

Write to me in private, and we will clarify the details.

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Georgii Popov

1 2

Projects -
Rating -
Rating -

Budget: 1000 USD Deadline: 30 days

Hello. I have experience in commercial development with FastAPI, SQLAlchemy (async), PostgreSQL, and writing automated tests using pytest + httpx.AsyncClient. I am proficient with OpenAPI, Pydantic v2, can set up CI/CD, achieve >95% test coverage, and work with pre-commit hooks. I am confident in quickly and efficiently implementing all requirements. I can start working immediately and bring the project to production readiness.

Vasyl Uperuk

0 1

Projects -
Rating -
Rating 161

Budget: 2000 USD Deadline: 20 days

Hi there! I'm really excited about this project and would love the opportunity to work with you to bring your FastAPI backend to full production readiness. With my experience building and optimizing Python web services using FastAPI, async SQLAlchemy, and PostgreSQL, I’m confident I can take your current codebase and turn it into a robust, tested, and deployment-ready application.

From what you've shared, your current setup is solid—Poetry for dependency management, OpenAPI-driven schema, and auto-generated SQLAlchemy models all suggest a good foundation. To implement your requirements, I’ll hook up each OpenAPI route with its corresponding async SQLAlchemy model using clean, type-hinted, and Pydantic v2-compliant logic. I’ll also create a flexible config system using `pydantic-settings`. For the seeding part, I’ll write a repeatable and safe async script to populate the database with realistic fixtures, including secure, bcrypt-hashed demo credentials that meet strong password standards via zxcvbn.

On testing, my goal will be to build a comprehensive pytest suite (including async scenarios with `pytest-asyncio` and `httpx.AsyncClient`) and push for consistent 95%+ coverage. All of this will be tracked via CI, with pre-commit checks and GitHub Actions ensuring quality and reliability. At the end, you’ll have a clean `uvicorn` start, a fully documented seed script, green CI, and an updated README to make onboarding and deployment easy.

To deliver everything with care and precision, I’d propose a timeline of 3 to 4 weeks. My suggested budget is \$3000 USD for full implementation, seeding, testing, CI setup, and documentation. Please let me know if you'd like to adjust scope or budget, and I’d be happy to adapt. Looking forward to hearing from you and moving forward together!

Subi Labs

0 0

Projects -
Rating -
Rating 127

Budget: 1000 USD Deadline: 14 days

Good morning, Alex,

My name is Artur, and I am the co-owner of SUBI Labs. We would be glad to implement API endpoints and automated tests in Python for your project.

To provide you with an accurate quote, we just need a bit more information about your project.
Would it be possible to schedule a call to discuss the details more thoroughly?

We appreciate your time in reviewing our proposal and hope to help take your project to the next level!

Sincerely,
The SUBI Labs Team