Top Software Engineer Jobs in Buffalo, NY

The role involves designing, developing, and maintaining software applications. Collaboration with cross-functional teams is expected, alongside optimizing existing systems.

Design, develop, test, and deploy supply chain software for inventory, warehouse, and fulfillment systems. Lead technical decisions, mentor engineers, coordinate cross-functional Agile projects, decompose work, delegate tasks, and promote strong development and testing practices. Build monitoring systems that ensure business-process correctness and support high-volume, data-intensive applications.

Own Alkira’s global platform infrastructure, including Kubernetes clusters, CI/CD systems, shared databases and storage, service lifecycle, disaster recovery, Terraform modules, observability, and production tooling in Go or Python. Drive architectural decisions, cost reduction, reliability, security, and multi-team platform adoption while mentoring engineers and participating in on-call support.

Design and build shared backend services, APIs, distributed primitives, and developer tooling used by engineering teams. Own complex platform capabilities from architecture through production support, troubleshoot Linux-based environments, improve scalability and reliability, and participate in on-call rotations. Mentor engineers through code reviews and technical guidance while developing cloud-native microservices with Golang, gRPC, and Protobuf.

Develops, tests, documents, maintains, and enhances software solutions using established design principles and development practices. The role addresses defects, security vulnerabilities, and performance improvements; participates in requirements analysis, planning, and user story development; documents standards and changes; and collaborates with and mentors software engineers. Work involves .NET technologies, source control, software development lifecycle practices, and potentially Azure or AWS cloud development.

Develops, tests, documents, enhances, and maintains software solutions using established design principles and technical standards. Reviews systems, resolves defects, remediates security vulnerabilities, improves performance, analyzes user stories, and implements business solutions. Participates in software development processes, stays current with technology, mentors engineers, and helps plan and prioritize team development work.

Develop and maintain software solutions across the full development lifecycle, including design, coding, testing, documentation, system enhancements, security remediation, performance improvements, and user story analysis. Collaborate with development teams to solve business problems using .NET technologies and software engineering best practices. Participate in Agile or Lean processes, document changes, and maintain current knowledge of tools, technologies, and industry standards.

Develop and maintain synthetic data generation tools, performance scripts, and testing frameworks. Investigate application, infrastructure, and database bottlenecks; conduct load, stress, endurance, scalability, and other performance tests; integrate testing into CI/CD pipelines; and use observability and AI/ML techniques to analyze and improve enterprise and cloud-native application reliability and performance.

Design, develop, test, review, and maintain medium-complexity software systems. Translate product requirements into scalable, secure, modular, and maintainable applications; provide application support; participate in design and code reviews; and mentor less experienced engineers. The role requires programming expertise, knowledge of data structures, algorithms, databases, caching, and strong collaboration and problem-solving skills.

Build and operate CrewAI’s cloud and enterprise infrastructure across AWS, Azure, and GCP. Develop CI/CD pipelines, deployment automation, observability, security controls, self-hosted installation tooling, and reliability processes. Support containers, Kubernetes, databases, queues, networking, secrets, and production workloads. Participate in incident response and on-call operations while partnering with runtime and product engineering teams to improve deployment safety, scalability, and customer production environments.

Build and maintain cloud-native microservices, APIs, event-driven workflows, and serverless applications using TypeScript and AWS. Integrate new services with legacy WordPress and PHP systems, support platform modernization, write specifications and automated tests, troubleshoot production issues, and improve infrastructure, observability, and reliability. Collaborate remotely with product, design, QA, and engineering teams while participating in code reviews and on-call support.

Design, build, test, and maintain cloud-native microservices, APIs, and event-driven workflows using TypeScript, Node.js, and AWS serverless technologies. Integrate modern services with legacy WordPress and PHP systems, develop secure and scalable APIs, troubleshoot production issues, write automated tests, and contribute to infrastructure as code, observability, documentation, code reviews, and on-call support.

Software engineering intern responsible for owning a scoped project and building production-quality features across frontend, backend, full-stack, real-time, or forward-deployed systems. Duties include developing telemetry and geospatial interfaces, backend services, APIs, event-driven systems, tests, developer tooling, and data pipelines. The intern will support integration and test events, debug distributed systems and networks, explain technical tradeoffs, and present their work at the end of the internship.

Design, build, test, document, and optimize Tailscale’s client-side networking software. Develop connectivity features involving routing, VPNs, subnet routers, exit nodes, and NAT traversal; apply secure, scalable architectures; diagnose complex customer network issues; support escalations; collaborate across product and engineering teams; and contribute to open-source networking projects.

Own full-stack features end to end, including system design, implementation direction, testing, deployment, production operations, and incident response. Use agentic AI to generate code, tests, and reviews while validating quality and security. Build production APIs, data models, authentication, schemas, migrations, and scalable SQL. Collaborate with Product, Design, and DevOps, and apply secure coding practices. Bonus experience includes RAG, LLM evaluation and observability, or TypeScript frontend development.

Design, develop, test, and optimize safe, scalable real-time software for production autonomous vehicle systems. Architect continuous learning infrastructure for ML model deployment and monitoring, analyze algorithms, and collaborate with embedded, platform, AI, sensor, and compute teams. Support perception, prediction, and planning integration while contributing to highway and urban autonomous driving capabilities.

Design and implement motion-planning software for autonomous vehicles, including behavior planning, trajectory generation, safety constraints, and real-time embedded performance. Integrate planning with perception, prediction, localization, and control systems. Validate solutions through simulation, closed-course trials, and on-road testing while addressing complex edge cases and collaborating with vendors, AI teams, and customers.

Build and own production software systems spanning embedded systems, real-time control, cloud services, and data pipelines. Responsibilities include architecture, coding, testing, reliability engineering, observability, incident response, technical design reviews, cross-functional hardware collaboration, hiring, and mentoring. The role requires strong systems fundamentals, distributed systems experience, debugging ability, and proficiency in at least one major programming language.

Develop full-stack software for secure, scalable satellite ground communications platforms. Responsibilities include building Python backend services and APIs, designing TypeScript front-end applications, implementing authentication, authorization, microservices, databases, testing, and cloud deployments. The role involves collaborating with MBSE and test teams, translating requirements into technical designs, troubleshooting production issues, supporting integrations, and presenting engineering recommendations. Work requires maintaining secure, reliable systems for U.S. Government missions.

Develop and maintain a Medicare claims processing system in a mainframe environment. Responsibilities include designing, coding, unit testing, debugging, defect resolution, technical documentation, and installing changes in test regions. The role leads complex development components, translates customer requirements into work items, provides estimates and technical guidance, represents the team to clients, and mentors junior developers while supporting Agile/Scrum maintenance and operations.

Develop and maintain Java components for a modernization framework and existing business applications. Support legacy refactoring, API and backend service development, documentation, unit testing, debugging, and application architecture updates. Collaborate with senior developers during design sessions and sprint ceremonies while building expertise in modern development practices, cloud concepts, and application transformation.

Develop and maintain COBOL-based Medicare claims processing software in a legacy mainframe environment. Responsibilities include designing, coding, debugging, unit testing, implementing enhancements, troubleshooting defects, supporting Agile/Scrum delivery, preparing estimates, maintaining documentation, and collaborating with team members, clients, and vendors. The role supports Durable Medical Equipment claims processing and requires adherence to structured development standards.

Develop and maintain COBOL applications supporting Medicare Fee-for-Service claims processing in a legacy mainframe environment. Responsibilities include designing, coding, debugging, unit testing, implementing enhancements, troubleshooting defects, documenting changes, and supporting Agile/Scrum delivery commitments. The role collaborates with technical teams, clients, and vendors while contributing to solutions of moderate complexity and maintaining reliable healthcare system operations.

Develops, tests, documents, enhances, and maintains software applications supporting business requirements. Collaborates with internal teams to define specifications, writes and debugs code, monitors performance, prepares status reports, trains end users, and supports application improvements. The role uses C#, .NET, React, AWS, databases, shell scripting, source control, and development tools. On-call availability and some travel may be required.

Develop and maintain resilient, secure payment applications using Java and Spring Boot. Responsibilities include requirements analysis, database design and optimization, SOAP and REST API integration, code reviews, source control, production support, monitoring, incident management, and collaboration with technical and business stakeholders in a regulated banking environment.