Backend Engineer (.NET), Contract

66Degrees; United States; On-site; USD 90,000 - 130,000; Full time

Job summary

66degrees is seeking a .NET Developer to design, build, and maintain cloud-native applications for client projects, with a strong foundation in .NET and working knowledge of Java or Python. You will contribute to scalable solutions that deliver measurable business value.

Join cross-functional teams, participate in Agile ceremonies, and help set up CI/CD pipelines on Azure, Google Cloud, or AWS. Start date mid-August 2026 and a 5+ month engagement.

Qualifications

• 4+ years of hands-on experience with .NET Core (C#).
• Proficient in modern .NET and legacy upgrade work.
• Strong OO programming and design patterns knowledge.
• Experience with SQL Server and Entity Framework.
• Familiar with cloud services (Azure/GCP preferred, AWS also acceptable).
• Experience with CI/CD and automated testing; familiarity with Git tools.
• Bachelor’s degree in CS, CE, or related field, or equivalent experience.

Responsibilities

• Design, develop, and maintain scalable cloud-native applications using .NET and Java or Python.
• Collaborate with cross-functional teams to define, design, and deliver new features.
• Implement and maintain unit tests; follow Test-Driven Development (TDD) practices where applicable.
• Participate in Agile ceremonies including sprint planning, reviews, and retrospectives.
• Set up and maintain CI/CD pipelines for seamless deployment and integration.
• Use Git for version control and actively contribute to code reviews.
• Work on Azure or Google Cloud Platform (preferred), or other cloud services such as AWS.

Skills

.NET Core (C#)

Unit Testing

CI/CD

Cloud Platforms

Git

TDD

Agile

SQL Server

Entity Framework

OO Design

Concurrency

English Communication

Bachelor Degree

Education

Bachelor's degree in Computer Science, Computer Engineering, or related

Tools

GitLab

GitHub

CI/CD Tools

TDD Frameworks

Job description

Overview of 66degrees

66degrees is an end-to-end AI transformation partner that guides enterprises from complex business challenges to clear, quantifiable outcomes. Our company is the culmination of several successful firms, each a leader in its own right in cloud, artificial intelligence, and data. This convergence of talent and expertise is how we help businesses reach their own "inflection point," where chaotic data becomes a strategic asset, complexity becomes clarity, and AI becomes an engine for growth. Our ultimate vision is to be the catalyst for a future where every business operates as an intelligent enterprise, with autonomous systems unlocking human potential.

At 66degrees, we believe in thriving through challenges and winning together. These values not only guide us in achieving our goals as a company but also for our people. We are dedicated to creating a significant impact for our employees by fostering a culture that sparks innovation and supports professional and personal growth along the way.

Overview of Role

As a .NET Developer at 66degrees, you will solve complex challenges to build and run AI, analytics, and other mission-critical applications for our clients. This role demands a strong foundation in .NET and working knowledge of Java or Python. You will work within cross-functional teams to develop scalable, cloud-native solutions and contribute to delivering measurable business value.

Start date: Mid August, 2026

Duration: 5+ Months

Responsibilities

• Design, develop, and maintain scalable cloud-native applications using .NET and Java or Python
• Collaborate with cross-functional teams to define, design, and deliver new features
• Implement and maintain unit tests; follow Test-Driven Development (TDD) practices where applicable
• Participate in Agile ceremonies including sprint planning, reviews, and retrospectives
• Set up and maintain CI/CD pipelines for seamless deployment and integration
• Use Git for version control and actively contribute to code reviews
• Work on Azure or Google Cloud Platform (preferred), or other cloud services such as AWS.

Qualifications

• 4+ years of hands-on experience with .NET core (C#)
• .NET Version 5 or older and should be proficient in development.
• Strong understanding of object-oriented programming
• Experienced in upgrading legacy .NET Framework applications to modern .NET, integrating agentic development workflows, and delivering robust, cloud-ready solutions.
• Familiar with various design and architectural patterns
• Knowledge of concurrency patterns
• Familiarity with Microsoft SQL Server.
• Experience with Entity frameworks
• Knack for writing clean, readable, and easily maintainable code
• Understanding of fundamental design principles for building a scalable application
• Experience creating database schemas that represent and support business processes
• Basic understanding of Common Language Runtime (CLR), its limitations, weaknesses, and workarounds
• Experience implementing automated testing platforms and unit testsProficient understanding of code versioning tools gitlab,github
• Familiarity with unit testing frameworks and TDD methodologies.
• Experience with CI/CD tools, and Agile software development practices.
• Ability to work collaboratively in a fast-paced, team-oriented environment.
• Excellent communication and problem-solving skills.
• A Bachelor’s degree in Computer Science, Computer Engineering, or related, or equivalent work experience required

66degrees is an Equal Opportunity employer

All qualified applicants will receive consideration for employment without regard to actual or perceived race, color, religion, sex, gender, gender identity, national origin, age, weight, height, marital status, sexual orientation, veteran status, disability status or other legally protected class.

AI Transparency & Disclosure

As an AI transformation partner, 66degrees leverages intelligent solutions to enhance our recruitment experience. We utilize AI tools—including LinkedIn Recruiter’s Hiring Assistant and interview transcription technologies—to assist with sourcing, role analysis, and capturing interview highlights.

These tools augment our process, but we "Commit to Our Craft" by ensuring all final hiring decisions are made by our human Talent Team. By applying, you acknowledge the use of these technologies to help us "Win Together" in finding the best fit for our team.