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Software Engineer Backend Co Op Jobs (NOW HIRING)

WHOOP

Software Engineer I (Backend)

Boston, MA · On-site

Required : • Professional experience in backend software development (internship, co-op, or ... programming language such as Java, or demonstrated ability to quickly learn new backend ...

Artian AI

Software Engineer - Backend

New York, NY · On-site

$125K - $150K/yr

About the Role Artian AI is looking for a Software Engineer - Backend to help build the platform infrastructure behind our agentic AI automation product. You will work on the services, APIs, data ...

Cleric

Software Engineer, Backend

San Francisco, CA · On-site

$140K - $170K/yr

About the role We're hiring a Software Engineer, Backend to help build and scale our autonomous agent. This role is ideal for engineers who want to build, ship, and work on production AI systems in ...

Sleeper

Software Engineer, Backend

San Francisco, CA · On-site

$140K - $185K/yr

About the Role We're looking for a Software Engineer - Backend to help us scale the core systems behind our fantasy sports and DFS (Daily Fantasy Sports) offerings. In this role, you'll build and own ...

Caraa

Software Engineer (Backend)

Richmond, VA · On-site

$120K - $180K/yr

We are looking for a talented Backend Software Engineer who is excited to help grow and scale our API services, including helping transition our existing Node.js (Express) platform to TypeScript. As ...

CodeRabbit

Software Engineer - Backend

San Francisco, CA · On-site

$145K - $175K/yr

Role Overview As a Software Engineer at CodeRabbit, you'll be contributing to the development of ... You'll help architect and build core backend systems - the infrastructure that powers our AI agent ...

AeroVironment

Software Engineer (Back End)

Jessup, MD

$102K - $160K/yr

Worker Type Regular The AV PRIME program is seeking a Software Engineer 2 with strong back-end development experience-particularly in Hadoop and microservices-to join a small, high-impact software ...

Nidec Motor

Software Engineer Co-Op

Fort Smith, AR · On-site

Job Summary As a Software Engineer Co-Op, you will support the testing, validation, and implementation of applications and libraries used internally and externally. This role provides hands-on ...

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Software Engineer Backend Co Op information

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$60.5K

$147.7K

$199K

How much do software engineer backend co op jobs pay per year?

As of Jun 6, 2026, the average yearly pay for software engineer backend co op in the United States is $147,662.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,000.00 and $172,000.00 per year, depending on experience, location, and employer.

What does a Software Engineer Backend Co Op do?

A Software Engineer Backend Co Op assists with the design, development, and maintenance of server-side applications and databases that power the backend of web or mobile systems. Their work focuses on ensuring that data is stored, retrieved, and processed efficiently, and that APIs and backend services function reliably. Co Ops often work on real projects alongside experienced engineers, gaining hands-on experience in coding, debugging, and optimizing backend infrastructure. This role is ideal for students or early-career professionals seeking practical exposure in software engineering.

What types of projects and technologies do Software Engineer Backend Co-Ops typically work on during their rotation?

As a Software Engineer Backend Co-Op, you'll often contribute to real-world projects such as building APIs, optimizing database queries, or developing microservices that support the company's products. You'll likely work with technologies like Java, Python, Node.js, or Go, and interact with databases such as MySQL or MongoDB. Co-Ops are typically integrated into agile development teams, collaborating closely with senior engineers, QA testers, and front-end developers. This structure provides valuable hands-on experience and exposure to industry best practices, preparing you for a full-time backend engineering role.

What is the difference between Software Engineer Backend Co Op vs Software Engineer Backend?

AspectSoftware Engineer Backend Co OpSoftware Engineer Backend
CredentialsBachelor's degree or current enrollment in Computer Science or related fieldBachelor's or higher degree in Computer Science or related field
Work EnvironmentInternship or temporary position, often part-time during academic termsFull-time, permanent role in a professional setting
Employer & Industry UsageUsed by companies for internship programs, often in tech and software firmsStandard full-time role across tech, finance, and other industries

The main difference is that a Software Engineer Backend Co Op is an internship or temporary position aimed at students gaining experience, while a Software Engineer Backend is a full-time, permanent role for experienced professionals. Co Op roles typically have less responsibility and are designed for learning, whereas full-time roles involve ongoing project contributions and career development.

What are the key skills and qualifications needed to thrive as a Software Engineer Backend Co Op, and why are they important?

To thrive as a Software Engineer Backend Co Op, you need a solid understanding of computer science fundamentals, programming languages such as Java, Python, or Node.js, and knowledge of backend architectures, often supported by current enrollment in a computer science or related degree program. Familiarity with version control systems like Git, databases (SQL/NoSQL), and cloud platforms (e.g., AWS, Azure) is typically required. Strong problem-solving abilities, effective communication, and teamwork help you excel in collaborative development environments. These skills and qualities are essential for building reliable, scalable backend systems and contributing effectively to engineering teams.
What cities are hiring for Software Engineer Backend Co Op jobs? Cities with the most Software Engineer Backend Co Op job openings:
What states have the most Software Engineer Backend Co Op jobs? States with the most job openings for Software Engineer Backend Co Op jobs include:
Infographic showing various Software Engineer Backend Co Op job openings in the United States as of May 2026, with employment types broken down into 97% Full Time, 1% Part Time, 1% Temporary, and 1% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution, with an average salary of $147,662 per year, or $71 per hour.
Software Engineer I (Backend)

Software Engineer I (Backend)

WHOOP

Boston, MA • On-site

Full-time

Posted 11 days ago

Job description

Job Summary:
WHOOP is on a mission to unlock human performance and healthspan through wearable technology. As a Software Engineer I, you will contribute to the design, development, and maintenance of backend services that power WHOOP’s core product experiences, collaborating with cross-functional teams to deliver meaningful insights to members.
Responsibilities:
• Contribute to the development and maintenance of backend services and APIs that power WHOOP’s member-facing features using technologies such as Java, Kafka, Postgres, and AWS.
• Collaborate with cross-functional partners across Product, Design, Data Science, and Engineering to translate requirements into well-scoped technical solutions.
• Write clean, maintainable, and well-tested code while participating in code reviews to continuously improve engineering quality and standards.
• Support the operation and monitoring of production systems, helping to troubleshoot issues and ensure reliability, scalability, and performance.
• Break down feature requirements into actionable tasks, identify risks early, and iterate quickly to deliver value to members.
• Contribute to technical documentation and knowledge sharing to support team velocity and long-term maintainability.
Qualifications:
Required:
• Professional experience in backend software development (internship, co-op, or academic project experience acceptable).
• Experience building or interacting with RESTful APIs and relational databases (e.g., Postgres or similar SQL-based systems).
• Proficiency in an object-oriented programming language such as Java, or demonstrated ability to quickly learn new backend technologies.
• Familiarity with version control systems such as Git and standard development workflows.
• Understanding of fundamental computer science concepts including data structures, algorithms, and system design basics.
• Interest in distributed systems, event-driven architectures (e.g., Kafka or similar technologies), and cloud platforms such as AWS.
• Strong problem-solving skills and a growth mindset, with a willingness to seek feedback and continuously improve.
• Effective communication skills and the ability to collaborate within a cross-functional team environment.
Company:
WHOOP provides wearable fitness technology and a subscription platform that tracks physiological data for health and performance insights. Founded in 2012, the company is headquartered in Boston, USA, with a team of 501-1000 employees. The company is currently Late Stage.
Whoop logo

About Whoop

Sourced by ZipRecruiter

At WHOOP, we're on a mission to unlock human performance. WHOOP empowers users (Olympians, Professional Athletes, Fitness Enthusiasts, etc) to perform at a higher level through a deeper understanding of their bodies and daily lives.

Industry

Fitness and sports centers

Company size

501 - 1,000 Employees

Headquarters location

Boston, MA, US

Year founded

2012

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