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Top Senior Full-Stack Engineer Jobs in Boston

136+ Job Results
13 Days Ago
Boston, MA
Remote
350 Employees
7+ Years of Experience
350 Employees
7+ Years of Experience
Artificial Intelligence • Legal Tech • Professional Services • Software
Ontra is seeking a Senior Full Stack Software Engineer to build and maintain web-based applications using Ruby on Rails and Ember.JS.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+39 More
Yesterday
Boston, MA
Remote
20,000 Employees
137K-233K Annually
3-5 Years of Experience
20,000 Employees
137K-233K Annually
3-5 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Software
Senior Full Stack Software Engineer at ServiceNow, responsible for building high-quality, scalable code, understanding requirements, mentoring colleagues, and contributing to product design and implementation.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
1,200 Employees
3-5 Years of Experience
Fintech • Information Technology • Payments • Financial Services • Cryptocurrency
Support the Federal Reserve System's Research and Development around the future of money and payments by collaborating with Engineering and Product teams, architecting and implementing full-stack functionality, writing clean code, and communicating findings. Work on cutting-edge technologies related to digital money and payments including tokenization, smart contracts, CBDC, and cryptography. Must reside in the 1st district for a hybrid schedule.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+49 More
3 Hours Ago
Boston, MA
Remote
20,000 Employees
159K-278K Annually
5-7 Years of Experience
20,000 Employees
159K-278K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Software
Build high-quality, clean, scalable, and reusable code for ServiceNow's US Federal customers. Design software to allow customization, contribute to new products and features, and mentor colleagues.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
15 Hours Ago
Boston, MA
Remote
200 Employees
160K-190K Annually
7+ Years of Experience
200 Employees
160K-190K Annually
7+ Years of Experience
Cloud • Consumer Web • Edtech • Kids + Family • Other • Social Impact • Software
As the Staff Software engineer, you will primarily focus on backend development with Python, Postgres, and AWS Lambda. You should also be comfortable with React for front-end tasks. This role involves contributing to system design and implementation discussions, promoting collaborative product development, and being a key part of Ellevation's architecture evolution.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+60 More
4 Days Ago
Boston, MA
Remote
6,000 Employees
141K-185K Annually
1-3 Years of Experience
6,000 Employees
141K-185K Annually
1-3 Years of Experience
Big Data • Fintech • Information Technology • Insurance • Financial Services
Full Stack Developer role with a focus on Sales & Distribution Architecture at MassMutual. Responsibilities include translating architecture to design/code, collaborating with development teams, optimizing application performance, and researching new technologies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+74 More
5 Days Ago
Boston, MA
3-5 Years of Experience
3-5 Years of Experience
Artificial Intelligence • Big Data • Machine Learning • Business Intelligence
Applied Invention is looking for a full-stack developer with experience on a variety of server-side and client architectures to join our team developing controlled environment systems and tools for the next generation of greenhouse technologies.
Yesterday
Boston, MA
55,000 Employees
165K-200K Annually
5-7 Years of Experience
55,000 Employees
165K-200K Annually
5-7 Years of Experience
Fintech • Machine Learning • Payments • Software • Financial Services
Develop a backend API to abstract authorization layer, improve software engineering practices, design and support technical solutions, and stay updated with tech trends. Mentor team members and encourage innovation and diversity in engineering practices.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More

Featured Jobs

6 Days Ago
Boston, MA
Hybrid
600 Employees
7+ Years of Experience
600 Employees
7+ Years of Experience
Fitness • Hardware • Healthtech • Sports • Wearables
Join WHOOP's Growth team as a Senior Full Stack Software Engineer to work on their e-commerce platform, developing features to increase sales and provide a great experience for members. Requires strong web technology knowledge, e-commerce concepts understanding, and collaboration with product and technical vision.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+35 More
7 Days Ago
Boston, MA
Remote
20,000 Employees
159K-278K Annually
5-7 Years of Experience
20,000 Employees
159K-278K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Software
As a Staff Full-Stack Software Engineer at ServiceNow, you will be responsible for building a metadata-based UX framework for next-gen experiences. This role involves designing and implementing new products and features, mentoring colleagues, and ensuring high-quality code.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
5 Days Ago
Boston, MA
Hybrid
600 Employees
3-5 Years of Experience
600 Employees
3-5 Years of Experience
Fitness • Hardware • Healthtech • Sports • Wearables
Join WHOOP's Personalization & Progress team as a Senior Software Engineer to architect and implement a unified coaching platform. Contribute to full stack development, collaborate with product and technical teams, mentor developers, and work on internal tooling development. Must have 4+ years of experience and expertise in web development technologies.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+35 More
8 Days Ago
Boston, MA
Remote
9,500 Employees
146K-235K Annually
5-7 Years of Experience
9,500 Employees
146K-235K Annually
5-7 Years of Experience
Cloud • Information Technology • Productivity • Security • Software
Senior Full Stack Software Engineer responsible for guiding technical direction, implementing large-scale product features, collaborating with product and design teams, and mentoring junior team members.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+59 More
5 Days Ago
Boston, MA
Remote
9,500 Employees
146K-235K Annually
5-7 Years of Experience
9,500 Employees
146K-235K Annually
5-7 Years of Experience
Cloud • Information Technology • Productivity • Security • Software
Join our team as a Senior Backend Software Engineer and contribute to complex projects autonomously. Mentor junior team members and collaborate with engineering teams on company-wide initiatives.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+59 More
5 Days Ago
Boston, MA
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Help define and build the future of Cloudflare's serverless database D1 to enable developers to build full stack applications. Requires 5+ years of experience in building full-stack web applications, knowledge of Javascript and Typescript, experience working with high volume SaaS applications, API design, and strong computer science fundamentals.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
4 Days Ago
Boston, MA
Remote
20,000 Employees
181K-317K Annually
7+ Years of Experience
20,000 Employees
181K-317K Annually
7+ Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Software
Build high-quality, clean, scalable, and reusable code by enforcing best practices around software engineering architecture and processes. Work with product owners to understand detailed requirements and own code from design to delivery. Mentor colleagues and contribute to design and implementation of new products and features.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
6 Days Ago
Boston, MA
Hybrid
600 Employees
1-3 Years of Experience
600 Employees
1-3 Years of Experience
Fitness • Hardware • Healthtech • Sports • Wearables
As a Staff Software Engineer, Backend in the Core App team at WHOOP, you will lead backend engineering efforts, architect and develop robust backend services, drive technical design, tackle scaling issues, and mentor junior engineers. The role requires deep expertise in backend development and managing asynchronous processing systems.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+35 More
6 Days Ago
Boston, MA
Hybrid
600 Employees
7+ Years of Experience
600 Employees
7+ Years of Experience
Fitness • Hardware • Healthtech • Sports • Wearables
As a Senior Software Engineer (Backend) at WHOOP, you will work on building and maintaining features across health pillars and connecting members to data science algorithms through visualizations. Responsibilities include back end development using Java, Kafka, Postgres, and collaborating with cross-functional teams. Qualifications include experience in backend development, interacting with relational databases, writing tests, and mentoring engineers.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+35 More
5 Days Ago
Boston, MA
Remote
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Senior Software Engineer responsible for building scalable and highly available systems for Square's Orders platform. Tech lead on the Orders Core team, designing and developing API solutions for first and third-party developers. Collaborate with engineers and PMs to launch and maintain features. Mentor team members and foster a positive team culture.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
6 Days Ago
Boston, MA
Hybrid
90 Employees
5-7 Years of Experience
90 Employees
5-7 Years of Experience
Artificial Intelligence • Cloud • Insurance • Software • Database
Design, develop and improve functionality within the Hi Marley architecture.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+44 More
11 Days Ago
Boston, MA
Remote
9,500 Employees
171K-274K Annually
7+ Years of Experience
9,500 Employees
171K-274K Annually
7+ Years of Experience
Cloud • Information Technology • Productivity • Security • Software
We are looking for a Principal Full Stack Software Engineer to join our team and deliver creative improvements for our engineering teams. Responsibilities include understanding the user journey, collaborating with product and design, guiding technical direction, shipping reliable code, and mentoring teammates.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+59 More
7 Days Ago
Boston, MA
55,000 Employees
165K-189K Annually
5-7 Years of Experience
55,000 Employees
165K-189K Annually
5-7 Years of Experience
Fintech • Machine Learning • Payments • Software • Financial Services
Seeking a Senior Software Engineer, Back End passionate about marrying data with emerging technologies. Responsibilities include collaborating with Agile teams, designing and implementing technical solutions, and delivering cloud-based solutions to empower customers. Required skills include Java, Python, SQL, Node.js, and experience in Agile practices.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More
5 Days Ago
Boston, MA
Hybrid
600 Employees
3-5 Years of Experience
600 Employees
3-5 Years of Experience
Fitness • Hardware • Healthtech • Sports • Wearables
Join WHOOP as a Senior Software Engineer in the Personalization & Progress team to architect and implement a unified coaching platform powered by LLM and integrated with member services pipeline. Responsibilities include backend development, collaboration with cross-functional teams, mentoring developers, and supporting AI systems.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+35 More
4 Days Ago
Boston, MA
Hybrid
1,800 Employees
157K-235K Annually
7+ Years of Experience
1,800 Employees
157K-235K Annually
7+ Years of Experience
eCommerce • Marketing Tech • Software
As a Senior Software Engineer on the Editors Team at Klaviyo, you will play a crucial role in enhancing the user experience of editors for emails, SMS, and push messages. Projects include editor standardization, email API creation, and personalization features. Required skills include React, TypeScript, Python, and a strong desire to learn and collaborate.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+50 More
9 Days Ago
Boston, MA
Hybrid
95 Employees
5-7 Years of Experience
95 Employees
5-7 Years of Experience
Artificial Intelligence • Machine Learning • Biotech • Design
Design, build, and maintain software tools for bioengineers to advance the design and manufacture of biologics and gene therapies. Work with a modern backend stack and contribute to the software architecture and product direction. Collaborate with interdisciplinary teams and be part of an on-call rotation to support developed software.
Top Benefits:
401-K Matching
Commuter Benefits
Company Equity
+21 More
6 Days Ago
Boston, MA
Remote
20,000 Employees
181K-317K Annually
7+ Years of Experience
20,000 Employees
181K-317K Annually
7+ Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Software
Build high-quality, clean, scalable, and reusable code by enforcing best practices around software engineering architecture and processes. Own code from design to delivery, mentor colleagues, contribute to new products, and enhance existing product suite.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
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