Backend Software Engineer CastleBackend Software EngineerCambridge, MassachussetsBuilding mission-critical features including: Bill payment system for processing ACH and check payments; AI-powered system for recording payments made outside of Castle environment; Data pipeline that transforms customer data into insights. You’ll collaborate closely with our Head of Engineering, Head of Design, and fellow engineers to bring to life a user-friendly app that clarifies complex home expense management and builds long-term trust with our customers.
Senior Platform Engineer (Kubernetes, Application Infrastructure) WhoopSenior Platform Engineer (Kubernetes, Application Infrastructure)Boston, MA$150,000–$215,000 / yearAs a Senior Platform Engineer on the AppInfra team, you will play a key role in driving large-scale architecture projects, collaborating with cross-functional teams to design and implement infrastructure that is highly scalable, resilient, and secure. At WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company's long-term growth and success.
Software Engineer II (Backend, Business Systems) WhoopSoftware Engineer II (Backend, Business Systems)Boston, MA$125,000–$175,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company's long-term growth and success. For those graduating in the fall of 2026 seeking entry level roles, we kindly ask that you check out this New Grad Opportunities job posting instead to be considered for roles opening at that time.
Java Developer Inteletech GlobalJava DeveloperBoston, MassachusettsEmail321-472-2525 Work www.inteletechglobal.com E-Verified | Fastest Growing company by Inc 5000 | MWBE, WOSB Certified Compensation: $50.00 - $60.00 per hour . Proficient in relational databases (e.g., MySQL, PostgreSQL, DB2) and experience with writing complex queries and optimizing database performance.
Junior Systems Engineer Torch TechnologiesJunior Systems EngineerHanscom AFB, MassachusettsExperience in requirements development, production and deployment, and operation and support, architectures development & implementation, modeling & simulation including but not limited to Model Based Systems Engineering principles, verification & validation, technical data package development and sustainment, and principles of configuration management. The C2ISR Division provides worldwide life cycle support across the spectrum of the C2ISR capabilities based enterprise; including supply, distribution, materiel management, acquisition, system engineering and maintenance, financial planning and budgeting, security, flight test, and contracting functions.
Director Software Dev Engineer DeephealthDirector Software Dev EngineerSomerville, Massachusetts$198,000–$262,000 / yearYou will drive technical strategy, architecture decisions, and engineering excellence across multiple teams, ensuring delivery of high-quality, reliable software that supports our mission in health technology. This position often requires sitting, standing, walking, bending, twisting, reaching with hands and arms, using hands and fingers, handling, or feeling, speaking, listening, and high-level cognitive thinking.
Senior Software Engineer (Backend, Business Systems) WhoopSenior Software Engineer (Backend, Business Systems)Boston, Massachusetts$150,000–$215,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success. The WHOOP compensation philosophy is designed to attract, motivate, and retain exceptional talent by offering competitive base salaries, meaningful equity, and consistent pay practices that reflect our mission and core values.
Staff iOS Engineer (Connectivity) WhoopStaff iOS Engineer (Connectivity)Boston, MassachusettsAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success. Drive continuous improvement of performance, power efficiency, and reliability in the WHOOP connectivity software layer including background and system-level iOS services to enable reliable device connectivity, synchronization, and data transfer.
Senior Software Engineer (Backend, Core) WhoopSenior Software Engineer (Backend, Core)Boston, MassachusettsYou will partner closely with other engineers, product management, design, data science, and performance science to shape and build the polished member-facing experiences for these features. Experience designing scalable, reliable, and observable systems using cloud-native and event-driven architectures such as Kafka or SQS.
Lead Software Engineer, Platform Engineering KlaviyoLead Software Engineer, Platform EngineeringBoston, MA$176,000–$264,000 / yearIn addition to base salary, our total compensation package may include participation in the company's annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. You will: Build a deep understanding of engineering needs across the organization, guiding the design and development of the right platform primitives (infrastructure, databases, queuing, and more) and balancing the platform's vision with the practical needs of product teams.
Software Engineer I (Backend) WhoopSoftware Engineer I (Backend)Boston, Massachusetts$105,000–$145,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success. For those graduating in the fall of 2026 seeking entry level roles, we kindly ask that you check out this New Grad Opportunities job posting instead to be considered for roles opening at that time.
Software Engineer II (Backend, Core) WhoopSoftware Engineer II (Backend, Core)Boston, MassachusettsOwn the design, implementation, and delivery of backend services that power member-facing experiences, collaborating with cross-functional partners to deliver scalable, reliable solutions. You will partner closely with other engineers, product management, design, data science, and performance science to shape and build the polished member-facing experiences for these features.
NewSenior Lead Software Engineer, Developer Infrastructure KlaviyoSenior Lead Software Engineer, Developer InfrastructureBoston, MA$216,000–$324,000 / yearIn addition to base salary, our total compensation package may include participation in the company's annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. Platform Upgrades and Rollouts: Oversee and assist with the planning and seamless rollout of major software releases and updates, managing the entire lifecycle from design to deployment in production environments including significant individual contributions.
NewSenior Software Engineer, Asynchronous Processing KlaviyoSenior Software Engineer, Asynchronous ProcessingBoston, MA$148,000–$222,000 / yearBy providing opinionated, self-service platforms for queueing and background processing-grounded in technologies like Golang, Python, Apache Pulsar, Kafka, SQS, AWS, and Kubernetes-we enable engineering teams to focus on customer impact while we ensure their workloads are fast, observable, cost-efficient, and resilient by default. You'll design and evolve resilient, multi-tenant queueing and processing platforms that safely handle massive spikes in traffic, process millions of messages per second with low latency, and provide simple, self-service APIs and tooling that enable product teams to move fast and with confidence.
Senior Software Engineer - Infrastructure Security KlaviyoSenior Software Engineer - Infrastructure SecurityBoston, MA$148,000–$222,000 / yearIn addition to base salary, our total compensation package may include participation in the company's annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. You lead technical discussions at the project and product-area level, write clear technical design documents and RFCs, and keep stakeholders aligned on progress, risks, and trade-offs.
Staff Ios Engineer (Connectivity) WhoopStaff Ios Engineer (Connectivity)Boston, MA$170,000–$230,000 / yearAt WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company's long-term growth and success. Drive continuous improvement of performance, power efficiency, and reliability in the WHOOP connectivity software layer including background and system-level iOS services to enable reliable device connectivity, synchronization, and data transfer.
Senior Manager, Clinical Data Enablement 3316 Takeda Development Center AmericasSenior Manager, Clinical Data EnablementMassachusettsThis role builds scalable ingestion and transformation capabilities, partners closely with internal stakeholders and external vendors, and ensures reliable, compliant delivery of clinical data products to downstream consumers. The Senior Manager, Clinical Data Enablement is responsible for operating and continuously improving end-to-end clinical data pipelines across cloud-based data lake and data warehouse environments.
Devops Engineer - Boston TravelPerkDevops Engineer - BostonBoston, MA$115,000–$135,000 / yearAll official communication from Perk will always come from email addresses ending in @perk.com or @externalperk.com, our verified social media channels, or recruiters listed on our official LinkedIn page. We are seeking a DevOps Engineer to join our team and help build, maintain, and scale the infrastructure and tools that empower our developers to deliver reliable, secure, and high-performing services.
Engineering Manager - DevOps LiveDataEngineering Manager - DevOpsBoston, MARemote$125,000–$175,000You will manage two DevOps engineers and work closely with software engineering, QA, security, and leadership to improve delivery speed, reliability, observability, security, and AWS cost efficiency. You are expected to make architectural decisions, review infrastructure changes, shape CI/CD workflows, guide incident response, and help solve difficult production and platform problems in a pragmatic way.
Mechanical Design Integrations Backend Engineer Foundation EGIMechanical Design Integrations Backend EngineerBoston, MassachusettsExperience developing software integrations using commercial CAD APIs , such as Siemens NX Open, CATIA, SOLIDWORKS API, Creo Toolkit, Autodesk Inventor API , or similar engineering platforms. $110,000 - $175,000 a year We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.