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Backend Software Engineer Intern Jobs in Washington

As a Back-End Software Developer, you will play a key role in designing, developing, and maintaining high-quality software applications. You will work closely with cross-functional teams to ...

As a Back-End Software Developer, you will play a key role in designing, developing, and maintaining high-quality software applications. You will work closely with cross-functional teams to ...

We're hiring a Backend Software Engineer to support a high‑visibility, data‑driven application used across the organization for analytics and reporting. You'll help build and maintain core ...

As a Back-End Software Developer, you will play a key role in designing, developing, and maintaining high-quality software applications. You will work closely with cross-functional teams to ...

Showing results 41-60

Backend Software Engineer Intern information

What is the difference between Backend Software Engineer Intern vs Backend Software Engineer?

AspectBackend Software Engineer InternBackend Software Engineer
QualificationsTypically pursuing or recently completed a degree in CS or related fieldBachelor's or higher in CS or related field, with relevant experience
Work EnvironmentInternship programs, learning-focused, supervisedFull-time professional role, responsible for developing and maintaining backend systems
ResponsibilitiesAssist in coding, testing, and debugging under supervisionDesign, implement, and optimize backend services independently
Usage in IndustryEntry-level position for students or recent gradsCore role in software development teams

The main difference between a Backend Software Engineer Intern and a Backend Software Engineer lies in experience, responsibilities, and employment status. Interns are typically students gaining practical experience, while Backend Software Engineers are full-time professionals responsible for core backend development tasks.

What does a backend software engineer intern do?

A Backend Software Engineer Intern assists in developing and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They work closely with senior engineers to write efficient code, troubleshoot issues, and ensure smooth data flow between users and servers. Interns may also participate in code reviews, testing, and documentation to support the overall software development process. This role provides hands-on experience with backend frameworks, database management, and industry best practices.

What skills and qualifications are needed to thrive as a backend software engineer intern?

To thrive as a Backend Software Engineer Intern, you typically need a solid understanding of programming languages like Java, Python, or Node.js, along with knowledge of data structures, algorithms, and database fundamentals. Familiarity with version control systems (like Git), RESTful APIs, and cloud platforms such as AWS or Azure is often required. Strong problem-solving skills, attention to detail, and effective communication help interns stand out in team settings. These competencies are crucial for building reliable backend services, collaborating efficiently, and contributing meaningful code in a fast-paced development environment.

What types of projects and responsibilities can I expect as a backend software engineer intern?

As a Backend Software Engineer Intern, you'll typically work on tasks such as designing and implementing APIs, optimizing database queries, and supporting the integration of backend services. Interns often collaborate closely with senior engineers, participate in code reviews, and contribute to team meetings and sprint planning. While you'll be given guidance and mentorship, you'll also be encouraged to take ownership of smaller features or bug fixes within larger projects, providing valuable hands-on experience with scalable systems. This role offers insight into how backend systems are architected and maintained in a real-world environment.
What are the most commonly searched types of Backend Software Engineer jobs in Washington? The most popular types of Backend Software Engineer jobs in Washington are:
What cities in Washington are hiring for Backend Software Engineer Intern jobs? Cities in Washington with the most Backend Software Engineer Intern job openings:
Infographic showing various Backend Software Engineer Intern job openings in Washington as of August 2026, with employment types broken down into 1% Internship, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Senior Backend Software Engineer

Addison Group

Washington, DC • Remote

$65 - $70/hr

Contractor

Medical, Dental, Vision, Retirement

Re-posted 7 days ago


Job description

Job Title: Senior Backend Software Engineer

Location: Remote

Employment Type: Contract

Pay Rate: $65 - $70/ hour

Benefits: This position is eligible for medical, dental, vision, and 401(k). 

The Role

We are seeking a Senior Software Engineer to play a pivotal role in transforming a core financial product.

Key Responsibilities:

  • Lead the development, testing, and delivery of reliable backend services
  • Help define and evolve the system architecture in a service-oriented environment
  • Translate complex business requirements into scalable technical solutions
  • Deliver high-availability, high-scalability services in a cloud-native environment
  • Mentor peers and foster a strong engineering culture
  • Drive innovation through new ideas and continuous improvements
  • Work closely with product and design teams throughout the product lifecycle
  • Support production systems and participate in the on-call rotation

Preferred Background & Experience:

  • Bachelor’s degree in Computer Science or related field
  • 4+ years of backend development experience with modern tech stacks
  • 2+ years of hands-on experience with Java, Kotlin, or Scala
  • Solid understanding of relational databases (e.g., PostgreSQL) and ORM tools
  • Experience with microservices or service-oriented architecture (SOA)
  • Comfortable working in Kubernetes-based infrastructure environments
  • Strong sense of ownership and ability to work end-to-end from concept to production
  • Familiarity with collaborative development practices like code reviews and CI/CD pipelines

Nice to Have:

  • Interest in personal finance or experience with consumer financial products
  • Familiarity with distributed systems technologies such as Kafka and Docker
  • Exposure to full-stack development (React, TypeScript, or similar)
  • Prior experience in fintech, digital banking, or financial services



Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran, in accordance with applicable federal, state, and local laws. Reasonable accommodation is available for qualified individuals with disabilities upon request.