Top Application Engineer Jobs in Boston, MA

Own the architecture, technical direction, quality, and long-term support of SharkNinja’s consumer mobile application. Build hands-on with React Native, Expo, and TypeScript; design connected-device experiences, pairing flows, protocols, and real-time synchronization; and support BLE and WiFi reliability. Establish reusable patterns, libraries, testing, and release practices, lead architectural research, mentor engineers, collaborate with global teams, and onboard new products to the app.

Designs, develops, tests, implements, and supports web and Windows applications using .NET technologies. Responsibilities include requirements gathering, UI and database design, API development, unit testing, UAT and QA support, code reviews, documentation, application maintenance, and collaboration with stakeholders and technical teams. The role also manages projects through implementation and supports compliance and security requirements.

The Lead Application Engineer drives business strategy with technical expertise in the Inquiry to Order phase, ensuring high-quality proposals and technical accuracy for electrical projects while mentoring team members.

Develop and maintain the Timmy HR mobile application for iOS and Android. Implement UI workflows, integrate backend APIs and authentication, support employee features, fix bugs, test across devices, prepare app releases, and document technical changes while collaborating with design and backend teams.

Leads and mentors application engineers while designing Java and Spring Boot microservices. Oversees application modernization, VM-to-container migration, GCP and GKE deployments, Kubernetes troubleshooting, CI/CD, testing, database integration, observability, and distributed systems. Coordinates technical dependencies across a large application portfolio and collaborates with platform, DevOps, security, and architecture teams. Uses AI-assisted engineering tools to accelerate development, modernization, testing, documentation, and automation.

Design, develop, and architect enterprise applications using Microsoft Power Platform, including Power Apps, Power Automate, Power Pages, and Dataverse. Integrate enterprise data sources, build custom plugins and APIs, implement secure architectures, and establish ALM and deployment practices. Lead and mentor a team of developers, collaborate with stakeholders and technical teams, participate in Agile ceremonies, and present technical solutions.

Entry-level rotational application engineering role for new STEM bachelor’s graduates. Provides customer-facing design services, technical sales support, and troubleshooting for Cadence EDA tools. The one-year program includes rotations across digital, physical, analog, package, systems, verification, and emulation design, with training in HDLs, synthesis, UNIX, programming, scripting, and silicon analysis. Graduates transition into a permanent CST business group based on interests and company needs.

Develop and maintain AmeriCorps grants management applications using Java, Oracle, PL/SQL, and SQL. Modernize systems, implement enhancements and interfaces, support security and privacy requirements, collaborate with stakeholders to capture and deliver requirements, and perform application testing and maintenance.

Develop and demonstrate AI-enabled robotic systems using robot arms, sensor-equipped hands, and application software. Integrate and troubleshoot mechanical, electrical, sensing, control, and AI components; evaluate robot behavior and sensor data; maintain reliable demonstration systems; and support customer evaluations, trade shows, and live troubleshooting. Translate customer feedback and research objectives into demonstrator requirements, test plans, and engineering improvements.

Develop and support low-code applications, dashboards, workflows, and integrations using Microsoft Power Platform and ServiceNow. Engage Coast Guard users during roadshows to gather requirements, create prototypes, and deliver MVP solutions. Translate business needs into technical designs, data models, user stories, and workflow logic; support testing, Agile delivery, troubleshooting, documentation, and production transition.

Develop and maintain consumer-facing and back-office applications by translating business and technical requirements into tested, deployed software. Responsibilities include analysis, design, development, testing, installation, maintenance, debugging, troubleshooting, and collaboration with customers and developers. The co-op will gain hands-on experience with web, mobile, database, DevOps, containerization, and CI/CD technologies while contributing to impactful projects.

Leads development and sustainment of the DOW logistics application using Java, JavaScript, and SQL. Designs application components, integrations, backend services, and system architecture; provides technical guidance; troubleshoots issues; improves performance; enforces code quality; collaborates with QA, DevSecOps, and systems engineers; and maintains technical documentation.

Own electrical application engineering for prefabricated data-center platforms, including power distribution, switchgear, MCCs, UPS systems, transformers, controls integration, documentation, vendor requirements, BOM accuracy, and design-risk evaluation. Translate customer specifications into manufacturable solutions, support prototyping and FAT/SAT testing, troubleshoot first-article builds, and coordinate with mechanical, controls, sales, supply chain, operations, vendors, and fabricators. The role is remote with up to 25% travel and requires independent senior-level technical ownership.

Build and ship Android and/or iOS features for BJAK's AI Neobank app. Own end-to-end mobile experiences—from product problem through releases—working with backend, design, product and AI teams. Improve app quality using analytics, crash reports, and user feedback, and raise standards for UX, reliability and performance.

Provides technical and sales support for filtration and pressure equipment applications. Designs and sizes equipment, interprets engineering standards and customer specifications, prepares quotations and cost estimates, supports sales teams and distributors, coordinates with manufacturing and drafting, and develops cost-effective solutions. Requires expertise in pressure vessels, piping, pressure equipment design and manufacturing, and filtration processes. Travel is up to 50%.

Designs and scales high-performance backend web services and ETL pipelines supporting tens of thousands of transactions per second. Responsibilities include architecting fault-tolerant distributed systems, improving performance, developing monitoring and deployment strategies, collaborating across product and engineering teams, and supporting recruiting and onboarding. The role requires expertise in data-intensive systems, microservices, cloud architectures, and commercial SaaS products.

Lead hands-on development and operation of billing, usage, rates, and marketplace systems. Build primarily in Go while contributing to TypeScript and React applications, Kubernetes infrastructure, databases, CI/CD, and cloud services. Improve reliability, automation, observability, auditability, and production recovery. Deliver projects end to end, investigate incidents, participate in on-call, collaborate across teams, and provide technical leadership through design, reviews, mentoring, and operational improvements.

Architect, build, and own Mozilla’s Salesforce platform supporting enterprise sales and revenue operations. Responsibilities include designing data, security, sharing, and business-process models; developing with Salesforce Flow, Apex, SOQL, and Lightning Web Components; integrating Salesforce with NetSuite, BigQuery, and other systems; establishing CI/CD, testing, governance, and release practices; and creating secure MCP and AI-agent integrations. The role partners across Sales, Finance, Legal, Security, and IT while leading platform reliability, support, and long-term technical strategy.

Build and operate full-stack applications, customer portals, APIs, and backend services supporting usage metering, billing, provisioning, and cloud marketplace integrations. Develop primarily with TypeScript and React, alongside Golang and Node.js services. Lead technical design, improve reliability and observability, optimize CI/CD, participate in on-call, mentor engineers, and coordinate cross-functionally. Own production behavior across distributed systems, including reconciliation, rollout controls, monitoring, and recovery procedures.

Design, develop, test, and maintain embedded applications, networking configurations, systems, and libraries for mission-critical public safety devices. Lead architecture, design, and code reviews; collaborate with product, design, and engineering teams; integrate open-source technologies; improve engineering processes; and mentor junior engineers.

Leads mechanical application engineering for prefabricated data-center platforms, including fan coil units, chilled-water skids, hydronic systems, and integrated assemblies. Translates customer requirements into manufacturable designs, sizes mechanical components, develops BOMs and technical documentation, and supports prototyping, FAT/SAT, and first-article builds. Collaborates with electrical, controls, supply chain, sales, operations, vendors, and fabricators while applying DFM/VAVE principles and maintaining revision-controlled documentation.

Deploys and manages applications across development, testing, staging, and production environments. Builds Terraform infrastructure-as-code modules, maintains CI/CD pipelines, automates deployment processes, troubleshoots issues, and performs deployment testing. Ensures release-policy compliance, documents procedures, stays current with DevOps practices, and mentors junior engineers. Collaborates with development and operations teams to improve deployment reliability and efficiency.

Develop and maintain full-stack web applications for a federal environmental data client. Responsibilities include participating in Agile SDLC activities, designing and implementing scalable software, collaborating with analysts and stakeholders, testing and deploying applications, maintaining technical documentation, following development best practices, and recommending modern tools and technologies. The role requires AWS, TypeScript, Node.js, React or Angular, PostgreSQL, event-driven architecture, and strong communication skills.

Build and maintain full-stack applications that deliver AI/ML insights through backend services, REST APIs, containerized microservices, and high-performance front-end interfaces. Responsibilities include cloud-native development on Google Cloud or Azure, database management, testing, CI/CD automation, security, troubleshooting, and Agile collaboration.

Installs, upgrades, supports, and troubleshoots HealthEdge applications across private cloud, AWS, and customer-hosted environments. Uses deployment, automation, alerting, cloud, container, database, middleware, and scripting technologies to manage SaaS environments. Collaborates with teams, documents solutions, improves processes, supports production upgrades, and communicates with project teams and senior management. Occasional off-hours work may be required.