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Junior Developer Jobs in Chelsea, MA (NOW HIRING)

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 second largest vacation rental site in the world and we're passionate about giving travelers choice ...

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 second largest vacation rental site in the world and we're passionate about giving travelers choice ...

flowcontrol

IT Integrations Developer

Boston, MA · On-site

$54.50 - $72.50/hr

The position involves leading integration projects, mentoring junior developers, and enforcing best practices for API-led connectivity. Key Responsibilities * Integration Design & Development

flowcontrol

IT Integrations Developer

Boston, MA · On-site

$54.50 - $72.50/hr

The position involves leading integration projects, mentoring junior developers, and enforcing best practices for API-led connectivity. Key Responsibilities * Integration Design & Development

Belcan, LLC

Principal MRB Engineer

Lynn, MA · On-site

$104K - $166K/yr

Mentor and develop Junior Engineers who are evaluating manufacturing nonconformances to determine acceptability of parts. * Mentor and develop Junior Engineers who perform analysis to document ...

Belcan

(Remote)Principal MRB Engineer

$104K - $166K/yr

Mentor and develop Junior Engineers who are evaluating manufacturing nonconformances to determine acceptability of parts. * Mentor and develop Junior Engineers who perform analysis to document ...

WHOOP

iOS Engineer II (AI Experiences)

Boston, MA · On-site

$56.25 - $77.50/hr

... junior developers on the team Qualifications : Required : • Product minded engineer with empathy for the member experience • Experience in building, testing, debugging, and delivering native iOS ...

Deloitte

Jr. Palo Alto Engineer

Boston, MA

Technology-oriented education aligned to security or network engineering The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions ...

Eurofins

Junior Business Developer

Norwood, MA · On-site

We are seeking a motivated, high-energy Junior Business Developer with 2-4 years of experience to join our Intercompany Sales Excellence team. This role is designed for a professional ready to take ...

SharkNinja

Jr. Copywriter

Needham, MA · On-site

Take raw product data and engineering features from our R&D labs and translate them into benefit ... Portfolio school graduates, agency interns, or junior in-house writers are all welcome. Experience ...

Kelmar

Senior Full-Stack Developer

Wakefield, MA · On-site

Mentor junior developers through code reviews, pair programming, and technical guidance * Support deployment and maintenance activities, off-hours, as needed * Occasional travel for internal meetings ...

STV

Junior Electrical Engineering Specialist

Boston, MA

$82K - $94K/yr

STV is seeking a Junior Electrical Engineer to join our growing Systems Division in our Boston, MA office. This is an excellent opportunity for an early-career engineer looking to develop technical ...

Payette

Junior Designer

Boston, MA · On-site

$65K - $83K/yr

Junior Designer PAYETTE, based in downtown Boston, is a leading architectural design firm specializing in the programming, planning, and design of complex buildings for medical and scientific ...

Payette

Junior Designer

Boston, MA

$65K - $75K/yr

Junior Designer PAYETTE, based in downtown Boston, is a leading architectural design firm specializing in the programming, planning, and design of complex buildings for medical and scientific ...

DCS CORPORATION

Systems Engineer, Junior - TS

Bedford, MA · On-site

$73K - $115K/yr

DCS has an exciting opportunity for a Junior Systems Engineer within our AFLCMC/C3I group (formerly HBM). The C2ISR Division is responsible for a diverse portfolio that provides "cradle-to grave ...

DCS Corp

Systems Engineer, Junior - TS

Bedford, MA

DCS has an exciting opportunity for a Junior Systems Engineer within our AFLCMC/C3I group (formerly HBM). The C2ISR Division is responsible for a diverse portfolio that provides "cradle-to grave ...

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Showing results 21-40

All JobsDeveloper JobsJunior Developer JobsJunior Developer Jobs in Chelsea, MA

Junior Developer information

See Chelsea, MA salary details

$26.1K

$96.7K

$149.4K

How much do junior developer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for junior developer in Chelsea, MA is $96,683.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,800.00 and $94,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a junior developer, and why are they important?

To thrive as a Junior Developer, you need a solid understanding of programming fundamentals, basic knowledge of software development life cycles, and ideally a degree in computer science or a related field. Familiarity with coding languages like JavaScript, Python, or Java, as well as version control systems such as Git, is commonly expected. Strong problem-solving abilities, eagerness to learn, and effective communication help you integrate into teams and adapt to new challenges. These skills are crucial for producing quality code, collaborating with colleagues, and growing within the fast-paced tech environment.

How much does a junior developer earn?

A junior developer typically earns between $50,000 and $70,000 annually, depending on location, industry, and skills. Entry-level roles often require knowledge of programming languages like Java, Python, or JavaScript, and familiarity with development tools and frameworks.

What is a junior developer?

A Junior Developer is an entry-level software professional who assists in creating, testing, and maintaining software applications. They typically work under the supervision of more experienced developers, learning best practices and acquiring new technical skills on the job. Junior Developers are expected to write code, fix bugs, and contribute to project documentation while gradually gaining experience in software development processes. This role is ideal for recent graduates or individuals transitioning into the tech industry.

What is the difference between Junior Developer vs Software Engineer?

AspectJunior DeveloperSoftware Engineer
Required CredentialsTypically an associate degree or bootcamp certificationBachelor's degree in Computer Science or related field
Work EnvironmentEntry-level, supervised tasks, learning-focusedMore complex projects, often with team leadership responsibilities
Employer UsageCommon in startups, small companies, internshipsUsed across industries, larger companies, and tech firms
Search & Comparison IntentUnderstanding entry-level roles, career startClarifying career progression, skill requirements

In summary, Junior Developers are entry-level roles focused on learning and supporting development tasks, often requiring minimal experience. Software Engineers typically have more experience, advanced skills, and handle complex projects, making them a step up in the software development career path.

What are some common challenges faced by junior developers during their first year, and how can they overcome them?

Junior Developers often face challenges such as adapting to new codebases, understanding company workflows, and bridging the gap between academic knowledge and real-world applications. It’s common to feel overwhelmed by unfamiliar technologies or debugging complex issues. Overcoming these challenges involves proactively seeking mentorship, participating in code reviews, and consistently asking questions to clarify concepts. Building strong communication skills and collaborating with more experienced team members can also accelerate the learning process and help you grow more confident in your role.

What does a junior developer do?

A junior developer assists in designing, coding, testing, and maintaining software applications under the supervision of senior developers. They typically work with programming languages like Java, Python, or JavaScript and use development tools such as version control systems. Their role involves learning best practices and gaining experience to develop their technical skills.
What cities near Chelsea, MA are hiring for Junior Developer jobs? Cities near Chelsea, MA with the most Junior Developer job openings:
Junior Developer jobs near you
Infographic showing various Junior Developer job openings in Chelsea, MA as of August 2026, with employment types broken down into 79% Full Time, 6% Part Time, and 15% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $96,683 per year, or $46.5 per hour.

Jr. PHP Developer

Flipkey

Boston, MA • On-site

Full-time

Medical, Dental, PTO

Re-posted 7 days ago

Job description

FlipKey is hiring a Web Developer to support our growing engineering team and site. FlipKey is the second largest vacation rental site in the world and we're passionate about giving travelers choice beyond traditional hotels, and need you to help us scale efficiently and wow customers.
Our mission is to help travelers find and book the right vacation rental in a global marketplace that is safe and fun. We're backed by TripAdvisor, the world's largest travel website and maintain a vibrant, startup-like team, operating out of a cool and growing office located in downtown Boston.
The Web Developer will join our existing core Web Development team and will handle an assortment of typical Web Development related duties. This includes, but is not limited to, building web pages, carrying out complex backend software architectures, and optimizing SQL queries.
Requirements:
- Minimum of 2 professional years of experience.
- 2+ years of Web Development experience using LAMP and/or comparable open source technologies.
- Solid foundation of PHP, Python or equivalent web suitable language.
- Experience with multiple MVC web frameworks.
- Strong SQL, Unix scripting, Javascript, HTML, Apache, and CSS skills.
- A deep appreciation for Open Source technologies and a passion for the Internet.
- Good communication, writing, and teamwork abilities.
- A desire to be a key part of building an industry leading service.
- Extensive database experience, MySQL preferred. NoSQL a plus.
- More Pluses: A strong eye for design and/or graphic design capability, CakePHP experience, Python experience.
About FlipKey:
FlipKey™ is a leading vacation rental service featuring the world's largest collection of verified vacation rental guest reviews. FlipKey currently features more than 130,000 vacation homes offering vacationers the unique advantages of more personal space, superior amenities and ideal locations throughout the United States, the Caribbean, Canada, Mexico and Europe. FlipKey is majority owned by TripAdvisor, LLC and powers the vacation rental experience on TripAdvisor.com.
FlipKey offers competitive salaries and benefits, including attractive health/dental/vacation benefits.

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