Top Senior Software Engineer Jobs in Baltimore, MD

Build, test, support, and enhance scalable web applications using Node.js, React, MongoDB, and APIs. Collaborate with cross-functional teams, troubleshoot production issues, contribute to architecture and technical documentation, and lead medium-complexity initiatives. Participate in code reviews, Agile development, on-call support, technical debt reduction, and monitoring. Mentor junior engineers and promote engineering best practices, automated testing, CI/CD, and software quality standards.

Design and implement infrastructure services for a GPU-as-a-Service platform. Build REST and gRPC APIs, bare-metal provisioning workflows, Kubernetes cluster automation, reconciliation loops, and durable asynchronous operations. Manage server enrollment, inspection, OS provisioning, cluster creation, hardware inventory interfaces, error handling, idempotency, and multi-tenant infrastructure reliability.

Develop and sustain cloud-native software for federal government customers. Responsibilities include building Java or Python microservices, REST APIs, containerized applications, Kubernetes workloads, data pipelines, dashboards, IaC, CI/CD, testing, monitoring, and cloud architectures. The role collaborates with data architects, DevOps teams, and product managers while documenting technical and operational processes.

Design, develop, test, integrate, and maintain cloud-based software supporting national security missions. Responsibilities include full software lifecycle activities, CI/CD automation, distributed-system troubleshooting, performance improvements, and operational sustainment. The role uses Java, JavaScript, AWS, Kubernetes, Docker, REST APIs, databases, and modern DevOps practices in an Agile onsite environment.

Lead end-to-end design, development, and delivery of full‑stack features; drive architecture and code reviews; coordinate engineering work, write design docs and tests, and participate in Agile ceremonies. Must have blockchain/crypto experience.

Leads software system design, development, integration testing, certification, documentation, deployment, and lifecycle maintenance. Reviews and derives software requirements, supports application installation, and guides testing activities. The role also involves malware analysis, reverse engineering, host and network analysis, vulnerability identification, exploit development, and technical reporting. An active TS/SCI clearance with polygraph and 15 years of software development experience are required.

Own performance optimization, reliability, observability, capacity modeling, and automated failover for Coinbase’s blockchain node infrastructure. Diagnose resource bottlenecks, reduce infrastructure costs, define SLOs and SLIs, support protocol upgrades, and improve node performance across distributed systems at scale. Collaborate with protocol integration, wallet, and indexer teams while applying backend programming and systems profiling expertise.

Design, build, and operate scalable, secure data platform infrastructure for ingesting, processing, cataloging, and accessing petabytes of data. Improve Spark/Databricks reliability and developer experience, build ingestion/replication systems, develop internal libraries and tooling (Go/Python), and collaborate with cross-functional teams to support analytics, ML, and customer-facing data products.

Build and scale backend data platforms and services for real-time loan origination and financial reporting. Lead quarterly delivery, guide engineers, define technical plans, collaborate with product and design partners, improve reliability and operational practices, monitor service metrics, participate in on-call support, uphold engineering quality standards, and mentor team members. The role requires developing highly available distributed systems and scalable data pipelines using technologies such as Python, Kotlin, AWS, MySQL, Kubernetes, Spark, and Airflow.

Leads the design and development of a highly distributed edge computing platform using Go, Kubernetes, microservices, and cloud technologies. Responsibilities include building scalable and fault-tolerant systems, designing APIs, conducting code reviews, troubleshooting complex distributed software issues, optimizing performance and security, collaborating cross-functionally, mentoring engineers, planning projects, and maintaining technical documentation.

Develop and support a cloud-native workload credentials management solution within a SaaS platform. Responsibilities include designing scalable full-stack services, orchestration, APIs, distributed systems, and microservices; providing technical leadership; leading projects through delivery; collaborating cross-functionally; mentoring engineers; and applying engineering best practices. The role requires extensive Go development, cloud and SaaS expertise, modern JavaScript frameworks, and experience operating enterprise systems at scale.

Lead design and delivery of enhancements to a next-generation AI agent platform. Own large features and infrastructure, mentor engineers, set technical standards, drive cross-team initiatives, improve reliability and SLOs, and influence product and process decisions to scale systems supporting millions of interactions.

Build and maintain full-stack features for Suwali, translating broad goals into practical plans and delivering work from exploration through deployment and follow-up. Collaborate with technical and non-technical colleagues, assess user feedback and data, communicate progress clearly, and contribute to product decisions. The role requires production engineering across frontend and backend systems, with potential future responsibility for managing and mentoring engineers.

Build and own React Native features for Kraken’s consumer mobile app, from product discovery through launch, measurement, and iteration. Collaborate with Product and Design to create responsive financial experiences using APIs and real-time data. Contribute to architecture, state management, performance, reliability, code reviews, and technical direction. Help launch a new app for Asian markets by applying regional UX knowledge and addressing firewall, connectivity, vendor, and tooling constraints.

Own and re-architect Filevine’s end-to-end CI/CD systems across .NET, Python, and Svelte. Build internal developer tooling, improve testing and feedback cycles, enhance local development and onboarding, instrument DORA delivery metrics, and introduce AI-assisted development practices. The role includes infrastructure-as-code, containerization, mentorship, cross-team process improvement, and on-call ownership for delivered systems.

Provides system-level software testing across security and detection products, including requirements analysis, test planning, manual and automated test design, execution, defect tracking, reporting, regression automation, and field deployment support. The role mentors junior engineers, improves testing processes, collaborates across engineering teams, supports infrastructure automation, and ensures adherence to quality and safety standards.

Develops, maintains, enhances, tests, and troubleshoots complex software systems. Reviews software components against design requirements, documents test results, resolves problem reports, applies appropriate development methodologies, and contributes to system design, requirements analysis, software reuse, and COTS/GOTS decisions.

Lead a small development team sustaining and enhancing a mission-critical enterprise application. Translate customer needs into technical requirements, develop full-stack solutions using Python and JavaScript frameworks, integrate REST APIs, manage relational databases, deploy Docker applications to Linux, troubleshoot defects, conduct unit testing, and support GitLab CI/CD workflows in an Agile environment.

Build and architect Alpaca’s high-performance algorithmic trading platform. Responsibilities include writing backend and frontend code, designing distributed and highly available systems, optimizing low-latency and high-throughput performance, and developing scalable databases, messaging systems, concurrency controls, and service-oriented architectures. The role also involves making critical platform decisions and potentially contributing to order and risk management, trading systems, observability, cloud infrastructure, and financial ledger capabilities.

Develop and assure safety-critical software for autonomous ground vehicles. Perform hazard analyses including FHA, FMEA, FMECA, FTA, and robotic capability assessments; define safety architectures, requirements, mechanisms, and verification activities; support testing, technical reviews, and safety audits. Collaborate across engineering teams on MIL-STD-882E processes, model-based safety, embedded systems, AI/ML, and autonomous vehicle capabilities while communicating safety considerations and technical progress.

Develops, maintains, tests, and enhances complex software systems, including analytics, algorithms, large-scale data processing, real-time systems, and business information systems. Reviews software components, resolves defects, documents test results, and contributes to system design, requirements analysis, software reuse, and COTS/GOTS decisions. Required technologies include Java, Spring Boot, Docker, Kubernetes, and GitLab CI/CD.

Design, build, and maintain scalable applications, APIs, mobile platforms, booking systems, clinical integrations, and healthcare data systems. Own features end to end, make architectural decisions, improve security and reliability, and contribute to cloud deployment, CI/CD, monitoring, and DevOps. Collaborate with clinical, operations, and patient experience teams to deliver secure digital tools that improve patient care and clinic efficiency.

Owns the design, development, testing, deployment, and maintenance of production software. Builds C#/.NET backend services, Angular web applications, and .NET MAUI mobile apps; optimizes SQL Server databases; resolves production issues; improves reliability, security, performance, and observability; writes tests and documentation; participates in code reviews; and translates ambiguous business needs into maintainable technical solutions.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

Drive projects that improve AI agent effectiveness across software development workflows. Build and maintain reliable developer tooling, iOS frameworks, libraries, build systems, and testing infrastructure. Collaborate with cross-functional partners to improve developer productivity, increase AI agent efficiency and reliability, and deliver roadmap initiatives across large-scale codebases.