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Contract Backend Developer Jobs in Florida (NOW HIRING)

CS Solutions, Inc.

Python Backend Developer

Miami, FL · On-site

Python Backend Developer Location: Miami, FL - Hybrid Duration: FTE Key Responsibilities * Design ... Collaborate with cross-functional teams on API contracts, data flows, and end-to-end feature ...

My3Tech Inc

FHIR Backend Developers

Tampa, FL · On-site

FHIR Backend Developers- 8 Openings Location: 100% Remote Length: 12-months Must Haves: 3-5 years ... Additional Skills : 100% Remote 12-month + contract Background Check : Yes Drug Screen : Yes Notes

Sedgwick

Senior Backend Developer

Tallahassee, FL · On-site

$104K - $135K/yr

... Backend Developer Job Responsibilities · Lead the design and development of scalable backend ... contract tests to ensure API reliability. · Document API specifications using OpenAPI/Swagger or ...

Sedgwick

Senior Backend Developer

Jacksonville, FL · On-site

$111K - $145K/yr

... Backend Developer Job Responsibilities · Lead the design and development of scalable backend ... contract tests to ensure API reliability. · Document API specifications using OpenAPI/Swagger or ...

BenefitHub

Backend Developer (Remote)

Tampa, FL · Remote

Our Back End Developer develops and maintains the C#/.NET services, APIs, and data-processing ... contracts. * Use AI coding agents (Claude Code or similar) as a daily part of the development ...

eTeam

Backend Engineer - Java/GCP/Kafka

Sunrise, FL · On-site

$48.25 - $62.50/hr

Sunrise, FL 33323 (Hybrid) Contract Duration: 6 months Must Have Skills: * Java microservice * Apigee experience * Kafka hands on knowledge for MS API * Splunk * DevOps * Strong understanding on ...

MLabs

Senior Backend Engineer

Miami, FL · Remote

$90K - $150K/yr

Build and evolve platform backend components, including protocol integrations, support for emerging blockchain networks, and reliable interactions with smart contracts. * Engineering Standards:

ITrade STEM

Lead Backend Engineer

Miami, FL · On-site

... smart contract logs). • Store and optimize time-series data using QuestDB for hot access and ... years in backend engineering, ideally with a focus on financial systems or high-throughput ...

ITrade STEM

Lead Backend Engineer

Miami, FL · Remote

Collaborate with smart contract developers, frontend engineers, and data scientists to ship ... NestJS - Modular TypeScript backend framework gRPC + Protobuf - Blazing fast internal service ...

Octagon Talent

Lead Backend Engineer

Miami, FL · Remote

... smart contract logs). · Store and optimize time-series data using QuestDB for hot access and ... years in backend engineering, ideally with a focus on financial systems or high-throughput ...

Andor Health

Backend Software Engineer II

Orlando, FL · On-site

Backend Software Engineer II Location : Orlando (Fully On Site) Reports To: VP, Development FLSA ... Collaborate with cross-functional teams to define service interfaces, data contracts, and ...

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Contract Backend Developer information

What are the key skills and qualifications needed to thrive as a Contract Backend Developer, and why are they important?

To thrive as a Contract Backend Developer, you need strong programming skills in languages like Python, Java, or Node.js, along with experience in database management and API development, supported by a relevant degree or proven project experience. Familiarity with frameworks (such as Django, Spring, or Express), cloud services (like AWS or Azure), and version control systems (e.g., Git) is typically expected. Excellent problem-solving abilities, strong communication, and the ability to quickly adapt to new codebases and team environments set top contractors apart. These skills and qualities are crucial for delivering reliable, scalable backend solutions and integrating smoothly into diverse project teams.

What are some common challenges faced by Contract Backend Developers when joining a new project?

Contract Backend Developers often encounter challenges such as quickly understanding existing codebases, adapting to different tech stacks, and aligning with the team's development practices. Since contract roles usually have tight deadlines, developers must rapidly familiarize themselves with project documentation and workflows. Effective communication with team members and proactive clarification of requirements are essential to ensure smooth integration and successful project outcomes.

What are contract backend developers?

Contract backend developers are professionals hired on a temporary or project basis to build and maintain the server-side logic, databases, and APIs that power web or mobile applications. They work behind the scenes to ensure that applications function smoothly, handle data efficiently, and communicate effectively with front-end systems. Unlike full-time employees, contract backend developers typically work for a set duration or on specific projects, offering flexibility to both clients and developers. They often bring specialized expertise in programming languages such as Python, Java, Node.js, or Ruby, and may work remotely or on-site depending on the contract terms.
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Contract Backend Developer jobs near you
Python Backend Developer

Python Backend Developer

CS Solutions, Inc.

Miami, FL • On-site

Other

Posted 20 days ago

Job description

Job Title: Python Backend Developer

Location: Miami, FL - Hybrid

Duration: FTE

Job Description

Key Responsibilities

  • Design and develop scalable, production-grade backend services using Python frameworks (FastAPI / Flask / Django)
  • Architect, build, and integrate RESTful APIs and backend microservices with strong attention to performance, reliability, and security
  • Design and optimize relational database structures using PostgreSQL / MySQL / SQL Server including schema design, indexing strategies, query optimization, and data modeling
  • Implement robust authentication and authorization frameworks beyond basic JWT including OAuth 2.0 / OpenID Connect, SSO integrations, session management, token lifecycle (refresh/rotation/revocation), and role-based / attribute-based access control (RBAC/ABAC)
  • Develop responsive frontend applications using ReactJS (Hooks, state management) to support backend-driven features
  • Integrate AI and LLM-powered capabilities into backend services, including agentic workflows and tool-calling patterns
  • Apply MCP (Model Context Protocol) concepts to connect AI agents with backend services, APIs, and data sources
  • Collaborate with cross-functional teams on API contracts, data flows, and end-to-end feature delivery

Must-Have Skills

  • Python Backend (Primary): Strong, hands-on experience building backend services with FastAPI / Flask / Django async patterns, dependency injection, middleware, API versioning, testing, and production deployment
  • Databases: Deep practical experience with PostgreSQL / MySQL / SQL Server complex queries, joins, indexing, transactions, ORM usage (SQLAlchemy / Django ORM), and performance tuning
  • Authentication & Security: Demonstrated depth in auth frameworks beyond JWT basics OAuth 2.0, OIDC, SSO, RBAC, secure session handling, and API security best practices
  • RESTful APIs: Proven experience designing, building, and integrating REST APIs and backend services at scale
  • AI / Agentic AI / MCP: Solid understanding of LLM fundamentals, agentic AI architectures (planning, tool use, multi-step workflows), and the Model Context Protocol (MCP) for agent system integration; familiarity with frameworks such as LangChain / LangGraph is a strong plus
  • ReactJS (Secondary): Hands-on expertise with ReactJS Hooks, component lifecycle, and state management (Redux / Context API)

Candidate Profile Expectations

  • Backend-dominant full-stack engineer: roughly 80 90% Python/backend and 10 20% React in day-to-day work, must have AI experience.
  • Must be able to demonstrate, in technical conversation, real depth in Python, database design, and authentication frameworks not just frontend fluency
  • Frontend-heavy profiles (e.g., 80/20 frontend/backend) will not be a fit for this role

With Regards,

Dinesh B

CS Solutions, Inc

7525 Mitchell Road, Suite 106, Eden Prairie, MN 55344

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