Top Senior Software Engineer Jobs in Buffalo, NY

Design, develop, test, and maintain scalable C#/.NET software and integrations. Build relational database models, perform application security remediation, support production batch cycles, monitor and provide on-call support, and collaborate with business teams to translate requirements into maintainable solutions.

Lead iOS development for MyFitnessPal's Premium subscription experience: design and implement features, improve subscription lifecycle via data, ensure testable, secure code, mentor engineers, and collaborate cross-functionally to deliver scalable solutions.

Lead full-stack engineering efforts, drive cloud-based scalable solutions, advocate TDD and CI/CD, coach and mentor engineers, collaborate across disciplines, and champion Agile practices to deliver high-impact product improvements.

Design and build scalable backend services, APIs (REST/gRPC), cloud-native microservices, and data pipelines. Ensure reliability, observability, security, and collaborate with product and design to deliver production-grade features.

The Senior Software Engineer/Data Engineer will enhance software applications, mentor junior developers, and support clinical solutions through design and coding using various technologies and methodologies.

Develop and maintain software solutions for scientific data analysis, design scalable architectures, work on ML infrastructure, and ensure software reliability.

The role involves building observability solutions for telemetry data, ensuring high availability and resiliency while collaborating with product management and development teams.

The Senior Software Platform Engineer will design and maintain cloud-based MLOps pipelines, collaborate with cross-functional teams, and support AI workloads to enhance production capabilities.

The Staff Software Developer in Test will lead testing initiatives, analyze systems, mentor engineers, and enhance the test framework architecture at Cribl.

Own and enhance a large section of the API platform: lead technical direction, design and build API decisioning products, write automated tests, troubleshoot/resolve production issues, ensure SLAs and participate in on-call rotations, and collaborate with product, security, and engineering teams.

As a Senior Software Engineer, you'll build applications, APIs, and SDKs for AI agent interactions in finance. You will develop core products, enhance payment systems, and support decentralized AI coordination.

Senior Software Engineer II designs, develops, tests, and deploys scalable .NET-based features and ERP integrations. Responsibilities include technical design, code reviews, CI/CD pipeline management, troubleshooting, mentoring peers, and ensuring reliability, performance, and security across cloud-native Azure services.

Design, develop, test, and maintain revenue-generating web and service-based applications. Lead technical design, decomposition of work, code reviews, CI/CD, and integrations while ensuring scalability, performance, and security. Collaborate cross-functionally and improve development practices.

Senior Software Engineer II designs, develops, tests, and deploys cloud-native, revenue-generating features. Collaborates with product, QA, and engineering to troubleshoot, improve performance, manage CI/CD, maintain code quality, mentor peers, and ensure scalable, secure, and well-documented software aligned to the product roadmap.

Design and implement frontend systems using React and TypeScript, collaborate with product and design teams, mentor engineers, and contribute to backend services in Go.

Develop and deliver production-ready front-end and back-end code, design within service architecture, debug cross-service issues, mentor teammates, and lead process improvements to ensure high-quality, timely software delivery.

Design and build services, APIs, frameworks, and UIs; lead development of user interfaces and features; collaborate with teams on core platforms; contribute to backend services and data models.

The Senior Software Engineer will develop reliable systems for IoT fleet management, create user interfaces, and support data engineering tasks.

Design, build, and own integrations connecting Chainguard products to cloud marketplaces, vulnerability scanners, and observability tools. Develop security advisory systems and APIs, support cloud platform integrations (GCP/AWS/Azure), mentor peers, and drive long-term, scalable architecture and partner onboarding initiatives.

The role requires developing scalable frontend components for a new application, ensuring high-quality releases while collaborating with engineering and QA teams.

Lead development of complex React applications, maintain reusable component libraries, optimize frontend performance and accessibility, translate Figma designs into responsive UI, collaborate on API design (Node/Python), use analytics to improve user journeys, and champion AI-augmented development workflows.

The Senior Software Engineer will build backend systems, collaborate with customers, drive product features, and enhance AI automation at Acai Travel.

As a Senior Software Engineer, you'll improve our VTK-based rendering pipeline, investigate alternative libraries, and address display bottlenecks.

Design and implement solutions for a scalable AI platform. Troubleshoot technical issues and ensure software quality through testing and architecture improvements.

Responsibilities include modernizing POS and fuel system software, troubleshooting issues, collaborating with team members, and ensuring system reliability in high-transaction environments.