Top Software Engineer Jobs in Baltimore, MD

Design, implement, and maintain automated and manual tests across unit, component, integration, and end-to-end levels. Build scalable test frameworks, automate UI and API tests, run performance/load tests, produce test reports, report regressions, and collaborate with agile teams to influence design and ensure product testability and scalability.

Build and maintain high-performance Ruby on Rails services on a Rails/AWS/Kubernetes stack. Own end-to-end feature development, optimize DB queries and APIs, support legacy modernization and new product growth, participate in on-call rotation, and drive CI/CD, testing, and architectural improvements.

Build full-stack features for Google Drive and OAuth surfaces, design and ship LLM-powered agentic workflows for detection, investigation, and remediation, integrate with Google Workspace APIs at scale, partner with product and design, collaborate across teams, and contribute through mentorship, code review, and ownership from design to production.

Lead design and rewrite of cloud-native core systems. Build scalable back-end services and front-end features, drive architecture and testing discussions, mentor engineers, and improve telemetry, performance, and reliability.

Design, implement, and deliver Slate's software systems for digital customer experiences. Lead architecture, code and design reviews, own testing and integration, collaborate with UX/product, mentor engineers, and balance technical and business trade-offs.

Lead refactoring and optimization of scalable data pipelines, design next-generation distributed storage and processing systems, build clean interfaces for diverse data consumers, mentor engineers, and establish engineering standards and processes.

Design and implement embedded software for microprocessors using C/C++. Develop and optimize code for constrained processors, write unit tests and test plans, and perform low-level firmware optimizations. Collaborate on embedded system design and debugging.

Lead backend design, development, and maintenance of .NET-based services; modernize legacy systems incrementally; write tests and perform code reviews; troubleshoot production issues; collaborate with engineering, product and architecture to deliver scalable cloud-native SaaS/PaaS solutions.

Designs, develops, debugs, integrates, tests, documents, and maintains software systems. Analyzes user requirements, creates object-oriented architectures, develops data-driven Java web applications, writes queries, and works on Agile teams to implement new features and improve performance.

Integrate, test, and sustain automation tools to provision and configure HPC infrastructure in complex Linux environments. Bridge development, operations, and test teams to ensure secure, reliable automation using Linux administration, Bash/Python scripting, Ansible, IaC, CI/CD, automated testing, Git, and technical documentation.

Design and implement DSP algorithms in FPGA, integrate FPGA code with existing software, perform FPGA coding using Vivado, work with C/C++ on Linux, and apply signal processing expertise. Must operate on cleared, classified programs.

Lead design, implementation, tuning, and capacity management of enterprise software. Deliver and maintain scalable applications, mentor engineers, collaborate with product and QA, and apply cloud, microservices, and AI tooling (LangChain, LLMs, Vertex AI). Write testable code, perform code reviews, and improve development practices.

The Senior Software Engineer will develop and enhance complex software systems, innovate RF signal processing applications, and integrate software solutions while ensuring adherence to design requirements and testing protocols.

Assist in the engineering and modernization of cryptographic systems while analyzing requirements, debugging software, and providing recommendations for improvements.

The role involves providing engineering and design for cryptographic products, including software development, debugging, and team leadership, while guiding teams on project constraints and processes.

As a Software Test Engineer, you will analyze requirements, develop test plans, collect data, and validate software development activities in a cross-functional team.

Lead Backend Software Engineer responsible for designing and maintaining large-scale applications and distributed systems, focusing on GEICO's core billing platform's scalability and efficiency.

Design, develop, implement, and test FPGA-based DSP components and integrate them with Linux-based software stacks. Lead technical design, perform FPGA RTL development, timing closure and resource optimization, implement DSP algorithms in hardware, bridge FPGA to software, and produce documentation for RF communication/collection subsystems.

Design, develop, and modify real-time embedded C/C++ software across the full lifecycle. Create and execute unit and verification tests, collaborate with multi-disciplinary teams, assess new technologies, participate in design and architecture reviews, and track/mitigate defects for mission systems.

Design, develop, and maintain real-time embedded C/C++ software across the full lifecycle. Create and execute unit and verification tests, debug on simulators and hardware, participate in design and architecture reviews, assess new technologies, track defects and risks, and collaborate with multi-disciplinary teams to deliver mission systems.

Lead cross-functional embedded software teams during EMD, manage budgets and EVMS/CAM responsibilities, maintain schedules and Jira, support proposals and supplier interactions, and brief leadership. Emphasizes real-time embedded development, full software lifecycle, model-based engineering, DevSecOps, and team staffing/coordination.

Design, build, and operate scalable web applications, APIs, services, and AI-enabled workflows. Use AI tools across the development lifecycle, ensure reliability, performance, and observability, contribute to technical decisions, iterate from user feedback, and own production quality and delivery as part of cross-functional squads.

Senior Software Engineer at Twilio will design, build, and maintain scalable communication systems, collaborate with cross-functional teams, mentor engineers, and contribute to architecture and delivery. Responsibilities include writing high-quality code, improving performance and reliability, shipping product features, and participating in technical planning within a remote-first, inclusive environment.

Lead and coach a software engineering team to design and deliver production-grade reference architectures, sample applications, and reusable implementation patterns. Provide hands-on technical leadership across cloud-native, containerized, and distributed systems; drive architecture and adoption of best practices; partner with platform and infrastructure teams; participate in coding, prototyping, and troubleshooting; manage staffing, prioritization, and delivery planning.

Build and maintain the full-stack Raise product: polished donor-facing UIs and backend systems. Own features end-to-end, ensure scalability, reliability, and performance, review AI-generated code, collaborate with Product and Design, write clean testable code, and support observability and incident resolution.