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Top Backend Engineer Jobs in Boston

92+ Job Results
11 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
Cloudflare is looking for a backend engineer on our control plan product platform to help us build and maintain the codebase that powers both our customer APIs as well as internal service APIs. This is a role for engineers that are familiar with standard backend backend architecture, and capable in database design and interaction.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
11 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
Backend engineer on control plane product platform. Building and maintaining codebase for customer APIs and internal service APIs. Proficiency in RESTful API design, relational databases, and containerized deployment practices.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
7 Days Ago
Boston, MA
Remote
Hybrid
70 Employees
70K-180K Annually
3-5 Years of Experience
70 Employees
70K-180K Annually
3-5 Years of Experience
Big Data • Cloud • Hardware • Internet of Things • Software
Seeking a Senior Backend/Data Engineer to design, build, and scale web services and data pipelines. Responsibilities include architecting and scaling backend infrastructure, data pipelines, and storage systems. Requires 3+ years of experience in building highly available and scalable data pipelines, knowledge of Python (Django or Flask/SQLAlchemy a plus), experience with SQL, scalable database solutions, ORM concepts, and passion for software testing.
Top Benefits:
401-K
401-K Matching
Company Equity
+27 More
15 Hours Ago
Boston, MA
Remote
85 Employees
3-5 Years of Experience
85 Employees
3-5 Years of Experience
Blockchain • Cloud • Enterprise Web • Fintech • On-Demand • Database • Web3
Build front-end interfaces, develop backend APIs, manage product uptime, visualize blockchain data, work with product and data science teams.
Top Benefits:
401-K
Company Equity
Company Outings
+12 More
Yesterday
Boston, MA
Remote
2,000 Employees
7+ Years of Experience
2,000 Employees
7+ Years of Experience
Cloud • Edtech • Information Technology • Software
Design, develop, and maintain software applications for the Pando Design System team. Collaborate with product teams to deliver roadmap, maintain platform, and create new solutions. Drive team collaboration and mentor junior team members. Focus on front-end design principles, code quality, scalability, and developer experience. Lead the software development lifecycle and optimize development processes with Engineering Managers. Ensure high-quality, flexible, and maintainable code. Partner with product teams for maintenance and documentation.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+55 More
Yesterday
Boston, MA
Remote
12,000 Employees
139K-245K Annually
5-7 Years of Experience
12,000 Employees
139K-245K Annually
5-7 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Work as a Front End / Full Stack Developer at TIDAL, a streaming platform for artists. Collaborate with frontend and backend teams to build and deliver product features. Analyze and implement technical improvements for artist tools.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
2 Days Ago
Boston, MA
Remote
12,000 Employees
139K-245K Annually
5-7 Years of Experience
12,000 Employees
139K-245K Annually
5-7 Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Design, build, and maintain backend services for Square Appointments. Launch critical new features to help merchants manage schedules, payments, employees, and customers. Advocate for developer productivity and code quality. Collaborate with engineers and product managers to create delightful software experiences.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Boston, MA
Remote
65 Employees
130K-137K Annually
7+ Years of Experience
65 Employees
130K-137K Annually
7+ Years of Experience
Artificial Intelligence • Edtech • HR Tech • Machine Learning • Natural Language Processing • Social Impact
As a Full Stack Engineer at Mainstay, you will help implement features that help our partners and end users. You will rapidly prototype, develop, and ship server-side and user-facing code every single day. You will work with React (written in Typescript) for the frontend and Python (Django Rest Framework) for the backend.
Top Benefits:
401-K
401-K Matching
Company Equity
+32 More

Featured Jobs

4 Days Ago
Boston, MA
Remote
12,000 Employees
168K-297K Annually
5-7 Years of Experience
12,000 Employees
168K-297K Annually
5-7 Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
Square is looking for a senior backend Software Engineer to help expand pricing and cost solutions, design scalable systems, and work cross-functionally with product and finance teams to develop payment strategies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
15 Hours Ago
Boston, MA
Remote
75 Employees
7+ Years of Experience
75 Employees
7+ Years of Experience
Artificial Intelligence • Big Data • Machine Learning • Retail • Software
True Fit is looking for a Senior Engineer (Full stack) to work with a cross functional team of developers, product managers, UX researchers, and data scientists in the US. This is an exciting opportunity to work on a brand new user experience journey using some of the latest technologies in this space.
Top Benefits:
401-K
Company Equity
Company Outings
+38 More
3 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
2 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
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
3 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
5-7 Years of Experience
12,000 Employees
168K-297K Annually
5-7 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Square is seeking a senior backend Software Engineer for the Payment Pricing & Cost Platform team to design scalable systems related to pricing and costs. Responsibilities include implementing solutions, working cross-functionally with teams, and providing mentorship. Qualifications include 5+ years of experience, working cross-functionally, and curiosity in creating scalable data systems. Technologies used include Java, Python, Ruby, and various tools and platforms.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
2 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
5 Days Ago
Boston, MA
Hybrid
100 Employees
3-5 Years of Experience
100 Employees
3-5 Years of Experience
Artificial Intelligence • Fintech • Machine Learning • Natural Language Processing • Software • Generative AI
As a Backend Engineer II at Kensho, you will develop reliable, secure, and performant APIs, collaborate with various teams, and contribute to the technical development of the software. The role involves designing, testing, deploying, and maintaining software to meet business requirements.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+52 More
3 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
4 Days Ago
Boston, MA
Remote
1,400 Employees
138K-252K Annually
3-5 Years of Experience
1,400 Employees
138K-252K Annually
3-5 Years of Experience
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
Seeking a Senior Full Stack Software Engineer to join Anduril Industries, a defense technology company focused on transforming military capabilities. The role involves architecting new features, developing web applications, and collaborating with various teams. Required qualifications include experience in dynamic web applications, TypeScript, React, RxJS, and the ability to obtain a U.S. TS/SCI security clearance.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+56 More
3 Days Ago
Boston, MA
Remote
32 Employees
5-7 Years of Experience
32 Employees
5-7 Years of Experience
Artificial Intelligence • Cloud • Healthtech • Software
Lead Software Engineer responsible for software architecture, technical contributions, mentorship, thought leadership, and working across various initiatives in a healthcare technology company. Must have 5+ years of technical leadership experience and expertise in front-end technologies like React and Node.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+57 More
3 Days Ago
Boston, MA
Remote
3,300 Employees
137K-198K Annually
5-7 Years of Experience
3,300 Employees
137K-198K Annually
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is looking for a backend engineer to help build and maintain the codebase for customer APIs and internal service APIs. The ideal candidate should have experience in web backend architecture, database design, and interaction. Proficiency in RESTful API design, relational databases, and modern containerized deployment practices is required.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
7 Hours Ago
Boston, MA
Hybrid
1,800 Employees
192K-288K Annually
7+ Years of Experience
1,800 Employees
192K-288K Annually
7+ Years of Experience
eCommerce • Marketing Tech • Software
Lead Software Engineer role at Klaviyo focusing on enhancing the home page, driving engagement, and optimizing page performance. Responsibilities include collaborating with various teams, architecting scalable systems, implementing infrastructure, and delivering timely insights. Requires 8+ years of full stack development experience.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+50 More
4 Days Ago
Boston, MA
Hybrid
20,000 Employees
5-7 Years of Experience
20,000 Employees
5-7 Years of Experience
eCommerce • Healthtech • Pet • Retail • Pharmaceutical
Design and develop resilient systems for Pharmacy related web applications, drive innovation through rapid prototyping, enforce best practices, debug production issues, and optimize backend services' performance.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+45 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
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
Yesterday
Boston, MA
Remote
12,000 Employees
139K-245K Annually
3-5 Years of Experience
12,000 Employees
139K-245K Annually
3-5 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
As a full-stack software engineer on the Credit Underwriting Team at Square, you will help grow and expand access to credit for Square sellers by designing, building, and owning underwriting services leveraging data and machine learning technologies. Responsibilities include working on backend systems and frontend to customize and manage credit policies for loan origination.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
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