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Junior Back End Developer Jobs in Boston, MA (NOW HIRING)

Unifirst

Junior AI Engineer

Wilmington, MA · On-site

$65K - $90K/yr

We are looking for an early-career Junior AI Engineer to help build, test, monitor, optimize, and ... Reporting to the AI Engineer, you will contribute to backend services, autonomous agents, retrieval ...

Unifirst

Junior AI Engineer

Wilmington, MA · On-site

$65K - $90K/yr

We are looking for an early-career Junior AI Engineer to help build, test, monitor, optimize, and ... Reporting to the AI Engineer, you will contribute to backend services, autonomous agents, retrieval ...

WEX

Senior Backend Engineer - AI Platform

Boston, MA · On-site +1

$133K - $175K/yr

Conduct code reviews (comment, approve, seek revisions, merge), mentor junior and mid-level ... Proficiency in backend development, with expertise in Java or C#, frameworks like SpringBoot ...

eNett

Senior Backend Engineer - AI Platform

Boston, MA · On-site +1

$133K - $175K/yr

Conduct code reviews (comment, approve, seek revisions, merge), mentor junior and mid-level ... Proficiency in backend development, with expertise in Java or C#, frameworks like SpringBoot ...

Flipkey

Jr. PHP Developer

Boston, MA

FlipKey is hiring a Web Developer to support our growing engineering team and site. FlipKey is the ... This includes, but is not limited to, building web pages, carrying out complex backend software ...

Flipkey

Jr. PHP Developer

Boston, MA · On-site

FlipKey is hiring a Web Developer to support our growing engineering team and site. FlipKey is the ... This includes, but is not limited to, building web pages, carrying out complex backend software ...

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Junior Back End Developer information

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$26.1K

$96.8K

$149.6K

How much do junior back end developer jobs pay per year?

As of Aug 10, 2026, the average yearly pay for junior back end developer in Boston, MA is $96,786.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,900.00 and $94,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the junior back end developer position, and why are they important?

To thrive as a Junior Back End Developer, you need a solid understanding of server-side programming languages (such as Java, Python, or Node.js), basic database management, and problem-solving abilities, often supported by a degree in computer science or a related field. Familiarity with frameworks (e.g., Express, Django), version control systems like Git, and exposure to cloud platforms or RESTful APIs are commonly expected. Strong communication skills, a willingness to learn, and an aptitude for teamwork make candidates stand out in this collaborative environment. These skills are crucial for building robust applications, maintaining efficient workflows, and integrating seamlessly with cross-functional teams.

What is a junior back end developer?

A Junior Back End Developer is an entry-level software developer responsible for building and maintaining the server-side logic, databases, and APIs of web applications. They work with programming languages like Python, Java, or Node.js and collaborate with front-end developers to ensure seamless integration. Their tasks often include writing code, debugging issues, optimizing performance, and managing databases. Juniors typically work under the guidance of senior developers to improve their skills and gain experience in back-end development.

What are some common challenges faced by junior back end developers in their first role?

Junior Back End Developers often find themselves adjusting to complex codebases and learning how to troubleshoot issues within existing systems. Navigating unfamiliar frameworks, understanding best practices for security and performance, and collaborating effectively with front-end developers and other team members can also be initial challenges. Many juniors spend time improving code review skills and learning to communicate technical issues clearly. Embracing these learning opportunities and seeking mentorship will help you grow quickly and build confidence in your new role.

What are the most commonly searched types of Back End Developer jobs in Boston, MA? The most popular types of Back End Developer jobs in Boston, MA are:
What are popular job titles related to Junior Back End Developer jobs in Boston, MA? For Junior Back End Developer jobs in Boston, MA, the most frequently searched job titles are:
What job categories do people searching Junior Back End Developer jobs in Boston, MA look for? The top searched job categories for Junior Back End Developer jobs in Boston, MA are:
What cities near Boston, MA are hiring for Junior Back End Developer jobs? Cities near Boston, MA with the most Junior Back End Developer job openings:
Junior Back End Developer jobs near you
Infographic showing various Junior Back End Developer job openings in Boston, MA as of August 2026, with employment types broken down into 79% Full Time, 15% Part Time, 1% Temporary, and 5% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $96,786 per year, or $46.5 per hour.

Software Engineer II (Backend, Business Systems)

WHOOP

Boston, MA • On-site

Full-time

Re-posted yesterday

Job description

Job Summary:
WHOOP is on a mission to unlock human performance and healthspan. They are hiring a Software Engineer II to join the Business Systems team, responsible for designing and implementing backend systems that enhance internal operations and support various business functions.
Responsibilities:
• Design, implement, and maintain scalable backend services and APIs that power business-critical systems and integrations.
• Contribute in design and implementation of scalable data pipelines, automation, and workflows that improve operational efficiency.
• Collaborate with product managers, data engineers, and internal business teams to gather requirements and build effective technical solutions.
• Contribute to the team’s codebase with high-quality, testable, and well-documented code.
• Identify system bottlenecks and improve the performance, reliability, and maintainability of backend systems.
• Contribute to long-term technical strategy for Business Systems and identify opportunities for automation and process improvement.
• Participate in code reviews and mentor junior engineers to foster a culture of engineering excellence.
Qualifications:
Required:
• BS in Computer Science, Engineering, or equivalent experience.
• 2+ years of experience in backend software development with a strong foundation in computer science principles
• Strong proficiency in at least one modern backend programming language (e.g., Java, Python, Go, or similar).
• Experience building and maintaining APIs, integrations, and distributed systems.
• Comfortable working with relational databases, data modeling, and query optimization.
• Experience with cloud-based infrastructure (e.g., AWS, GCP, or Azure) and distributed systems.
• Excellent communication skills and ability to work cross-functionally with technical and non-technical teams
• Strong sense of ownership and ability to deliver quality solutions in a fast-paced environment
• A growth mindset and eagerness to learn from feedback and new challenges.
• Strong commitment to embracing and leveraging AI tools in day-to-day tasks, ensuring AI-assisted work aligns with the same high-quality standards as personal contributions.
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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