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Software Engineer Iii Jobs in Boston, MA (NOW HIRING)

Software Engineer III

Boston, MA · On-site +1

$136K - $225K/yr

Chewy is seeking a Software Engineer III to join an established technology team within our Discovery organization in Bellevue, WA or Boston, MA . At Chewy, it is our mission to be the most trusted ...

Software Engineer III

Cambridge, MA · On-site

$150 - $200/hr

Share Software Engineer III * Copy link * Bachelor's degree or equivalent practical experience. * 2 years of experience programming in C++, Python, or Java. Preferred qualifications: * Master ...

Software Engineer 3

Needham, MA · Hybrid

$62.75 - $84.25/hr

This is a hybrid role requiring 3 days a week in a CJ office location (www.cj.com) About CJ Engineering Are we a good match for you? At CJ, we are passionate about software engineering. We build ...

Software Engineer III

Waltham, MA · Hybrid

$62 - $83.25/hr

As a Software Engineer III on the Platform Foundations Team , you will get to explore and work with cutting-edge technologies and a tremendously large (and fantastically rich) data set. If you like ...

Software Engineer III

Waltham, MA · Hybrid

$62 - $83.25/hr

As a Software Engineer III on the Platform Foundations Team , you will get to explore and work with cutting-edge technologies and a tremendously large (and fantastically rich) data set. If you like ...

Software Engineer 3

Wilmington, MA · On-site

$96K - $145K/yr

Job Summary & Responsibilities Onto Innovation is seeking a Software Engineer III to join our team in Wilmington, Massachusetts location. This role is part of team developing our next-generation ...

Software Engineer III

Waltham, MA · Hybrid

$62 - $83.25/hr

The ideal candidate is an experienced software engineer having knowledge of complex system design with excellent problem solving skills. DAAS is a nascent initiative and you'll have the opportunity ...

Job Summary & Responsibilities Onto Innovation is seeking a Software Engineer III to join our team in Wilmington, Massachusetts location. This role is part of team developing our next-generation ...

Software Engineer III

Waltham, MA · On-site

$125 - $150/hr

The ideal candidate is an experienced software engineer having knowledge of complex system design with excellent problem solving skills. DAAS is a nascent initiative and you'll have the opportunity ...

Software Engineer III

Waltham, MA · On-site

$62 - $83.25/hr

The ideal candidate is an experienced software engineer having knowledge of complex system design with excellent problem solving skills. DAAS is a nascent initiative and you'll have the opportunity ...

Software Engineer III

Cambridge, MA · On-site

$62.75 - $84.50/hr

About the job Google's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. Our products need ...

Software Engineer III

Waltham, MA · On-site

$62 - $83.25/hr

As a Software Engineer III on the Platform Foundations Team , you will get to explore and work with cutting-edge technologies and a tremendously large (and fantastically rich) data set. If you like ...

Software Engineer III

Waltham, MA · On-site

$125 - $150/hr

As a Software Engineer III on the Platform Foundations Team , you will get to explore and work with cutting-edge technologies and a tremendously large (and fantastically rich) data set. If you like ...

Role Summary Specter Aerospace is seeking an Embedded Software Engineer III to develop and implement flight software for custom vehicle avionics and ground support systems. This position will provide ...

Embedded Software Engineer III

Boston, MA · On-site

$143K - $188K/yr

Role Summary Specter Aerospace is seeking an Embedded Software Engineer III to develop and implement flight software for custom vehicle avionics and ground support systems. This position will provide ...

Software Engineer III

Waltham, MA · On-site

$125 - $150/hr

As aSoftware Engineer III on the Platform Foundations Team , you will get to explore and work with cutting‑edge technologies and a tremendously large (and fantastically rich) data set. If you like ...

As a Software Engineer III, you will be responsible for the design, development, testing, deployment, and maintenance of complex software systems, as well as mentoring junior engineers. You will work ...

Software Engineer III- Eng

Lowell, MA · On-site

$100 - $125/hr

As a Software Engineer III, you will be responsible for the design, development, testing, deployment, and maintenance of complex software systems, as well as mentoring junior engineers. You will work ...

As a Software Engineer III, you will be responsible for the design, development, testing, deployment, and maintenance of complex software systems, as well as mentoring junior engineers. You will work ...

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Software Engineer Iii information

See Boston, MA salary details

$32

$70

$97

How much do software engineer iii jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for software engineer iii in Boston, MA is $70.94, according to ZipRecruiter salary data. Most workers in this role earn between $60.14 and $80.82 per hour, depending on experience, location, and employer.

What is a software engineer III?

A Software Engineer III is an experienced mid-to-senior level software developer responsible for designing, developing, and maintaining software applications. They typically work independently or as technical leads on projects, collaborate with cross-functional teams, and mentor junior engineers. This role requires strong problem-solving skills, a deep understanding of programming languages and software architecture, and several years of professional experience in software development.

How does a software engineer III typically collaborate with cross-functional teams during a project lifecycle?

As a Software Engineer III, you will frequently work with cross-functional teams, including product managers, designers, QA engineers, and sometimes stakeholders from other departments. Collaboration often involves participating in requirements gathering, design discussions, code reviews, and sprint planning sessions. You may also mentor junior engineers and help bridge communication between technical and non-technical team members, ensuring that project goals are clearly understood and met efficiently. This collaborative environment helps drive innovation and ensures the delivery of high-quality software solutions.

What are the key skills and qualifications needed to thrive as a software engineer III, and why are they important?

To thrive as a Software Engineer III, you need advanced programming skills, a deep understanding of software development principles, and a relevant degree such as computer science or engineering. Proficiency in industry-standard languages (like Java, Python, or C++), version control systems (e.g., Git), and familiarity with cloud platforms or CI/CD tools is typically required. Strong problem-solving, effective communication, and leadership abilities help you collaborate and mentor others on your team. These skills ensure you can deliver robust, maintainable solutions and drive technical projects forward efficiently.
Infographic showing various Software Engineer Iii job openings in Boston, MA as of August 2026, with employment types broken down into 87% Full Time, 9% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $147,546 per year, or $70.9 per hour.

Software Engineer III

Chewy

Boston, MA • On-site, Remote

$136K - $225K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 13 days ago


Key responsibilities

  • Design and implement scalable search and chatbot systems leveraging large language models, conversational AI, and vector search.

  • Collaborate with cross-functional teams to define technical vision, architecture, and translate business objectives into engineering solutions.

  • Guide end-to-end delivery of backend services, including design, prototyping, production deployment, and cloud infrastructure management.


Chewy rating

6.8

Company rating: 6.8 out of 10

Based on 230 frontline employees who took The Breakroom Quiz

10th of 39 rated national retailers


Job description

We are hiring amazing humans, and we hope that includes you! 

Are you looking for more than just a job? At Chewy, you’ll find yourself on a career path with other outstanding humans, like yourself. Join a culture that values all your contributions, your outstanding identity, and the career objectives you've established. We want to give you the opportunity to grow, earn competitive pay, and be happy. Sounds simple, but we love it! 
 

Our Opportunity: 
Chewy is seeking a Software Engineer III to join an established technology team within our Discovery organization in Bellevue, WA or Boston, MA. At Chewy, it is our mission to be the most trusted and convenient destination for pet parents (and partners) everywhere. As part of the Search and Listings team, you will contribute to the design and implementation of next generation chatbot and search systems that power intelligent, personalized, and delightful customer experiences at Chewy. You will work closely with cross-functional partners in Data Science, Cloud Engineering, and Product to architect and implement scalable systems that leverage large language models, conversational AI, and vector search. You’ll be a technical leader guiding end-to-end delivery - from design and prototyping to productionizing services and deploying them on cloud-based infrastructure. 

What You'll Do: 
As a Software Engineer III focusing on back-end development of our Search and Listings Team, you will work to deliver an outstanding experience for our Pet Parents. Your work will directly impact millions of customers who care for their furry family members every day. This includes: 

  • Applying algorithms, data structures, and design patterns to produce efficient and performant code 
  • Collaborate with the team to define technical vision and architecture for key Discovery systems, ensuring scalability, performance, and maintainability. 
  • Collaborate with cross-functional teams to translate business objectives into robust, scalable engineering solutions. 
  • Mentor and guide engineers across multiple levels, fostering technical growth and high-quality delivery. 
  • Drive initiatives that improve developer productivity, system observability, and operational excellence. 

What You’ll Need: 

  • Bachelor’s degree in Computer Science, Engineering, or a related field.  
  • 8+ years of professional software engineering experience 
  • Proven success designing and delivering high-performance, distributed systems or large-scale backend services. 
  • Strong proficiency in one or more modern programming languages (e.g., Java, Kotlin, Python). 
  • Experience in system design, architecture patterns, and cloud-based deployment (AWS, GCP, or Azure). 
  • Understanding of LLM architectures, embeddings, and vector databases (e.g., Qdrant, Pinecone, Milvus, FAISS). 
  • Demonstrated ability to drive cross-team technical initiatives and influence architectural decisions. 
  • Strong communication and collaboration skills, with the ability to partner effectively across engineering, product, and data science teams. 

Preferred Qualifications: 

  • Experience in e-commerce or Search systems 
  • Experience with AWS or similar cloud platforms 
  • Experience with Scrum, or other agile methodologies 
  • Experience with configuration and deployment management and be hands on technology infrastructure, network, compute, storage, and virtualization experience 
  • Experience with Agentic AI, OpenSearch, LLMs, and Vector databases  

What You’ll Get: 

  • A place where you can be your authentic self and grow your career. Our pet parents and partners are from everywhere--different places and different walks of life. It is what makes them unique. Likewise, Chewtopians are encouraged to bring their perspectives to deliver on our mission! 
  • Work in a culture that cares, with managers who value you and your career journey. Be empowered to think big, thrive on delivering results, and to become your best. 
  • Development of meaningful connections with a diverse group of Chewtopians through Team Member Resource Groups and celebrate inclusivity with various company events, programs, and activities.  
  • Comprehensive medical, dental, vision benefits, in addition to wellness programs and resources, enabling you to be your best self in and outside of work. 
The base salary range for this role is $136,500 - $225,000.00.
  • The specific salary offered to a candidate may be influenced by a variety of factors including but not limited to the candidate’s relevant experience, education, and work location. In addition, this position is eligible for 401k and a new hire and annual equity grant. C08+ positions may also be eligible for annual bonus.

We offer different types of insurance and benefits, such as medical/Rx, vision, dental, life, disability, hospital indemnity, critical illness, and accident. We offer parental leave, family services benefits, backup dependent care, flexible spending accounts, telemedicine, pet adoption reimbursement, employee assistance program, and many discounts including 10% off pet insurance and 20% off at Chewy.com. 

Exempt salary team members have unlimited PTO, subject to manager approval. Team members will receive six paid holidays per year. Team members may be eligible for paid sick and family leave in compliance with applicable state and local regulations. 

Chewy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, gender, citizenship, marital status, religion, age, disability, gender identity, results of genetic testing, veteran status, as well as any other legally-protected characteristic. If you have a disability under the Americans with Disabilities Act or similar law, and you need an accommodation during the application process or to perform these job requirements, or if you need a religious accommodation, please contact CAAR@chewy.com.

To access Chewy's California CPRA Job Applicant Privacy Policy, please click here.


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About Chewy

Sourced by ZipRecruiter

Chewy is a prominent player in the e-commerce industry, specifically dedicated to pet owners. Based in Dania Beach, Florida, the company was founded in 2011 with the aim to make pet shopping easier and more convenient. Chewy offers a wide range of products including pet food, toys, and other pet-related essentials from over 1,000 trusted brands, along with prescription food and medications from certified veterinarians. The company stands out for its dedication to providing 24/7 customer service and shipping orders over $49 for free. Chewy's mission is to be the most trusted and convenient online destination for pet parents everywhere by committed to delivering pet happiness.

Industry

Retail

Company size

10,000+ Employees

Headquarters location

Plantation, FL, US

Year founded

2011