Top Senior Software Engineer Jobs in Baltimore, MD

Leads technical vision and roadmap for Freenome’s cloud platform, designs and operates scalable Kubernetes-based systems, and drives cross-team initiatives. The role troubleshoots complex platform issues, improves reliability and cloud-cost efficiency, supports AI adoption, and builds secure infrastructure for AI and data workflows. It also mentors engineers, partners with scientific and technical teams, and remains hands-on with architecture, coding, design reviews, and operations.

Design, build, and operate MongoDB Atlas features and distributed backend systems, with a focus on encryption, compliance, customer-managed keys, and cloud security across AWS, Azure, and GCP. Lead complex technical projects and fleet-wide production rollouts, collaborate with product, design, customers, and support teams, mentor engineers, resolve production issues, and participate in on-call support.

Lead the technical direction of backend systems for a cybersecurity assessment platform. Design and build scalable services, APIs, data models, and event-driven workflows; make architecture and reliability decisions; write production code; improve observability and safe deployment practices; lead cross-team initiatives; mentor engineers; contribute to hiring; and translate customer and product goals into technical strategy.

Own backend payment, wallet, ledger, reconciliation, fraud, and risk services handling real-money transactions. Design double-entry accounting systems, integrate payment processors and KYC/AML vendors, ensure exact-once posting and auditability, and support finance reporting through Snowflake and dbt. Partner with Finance, Compliance, and Trust & Safety while participating in on-call coverage for high-volume sports events.

Build infrastructure for AI-driven software development, including cloud coding environments, autonomous coding agents, SRE integrations, and reusable agent platforms. Own developer environments, agent integrations, security guardrails, observability, evaluation, and feedback loops. The role requires deep infrastructure experience across AWS, containers, infrastructure as code, CI/CD, and TypeScript/Node.js, plus hands-on use and orchestration of AI coding agents.

Provides technical leadership for enterprise-scale software supporting healthcare revenue cycle operations. Designs scalable applications, APIs, microservices, integrations, cloud-native solutions, and healthcare interoperability workflows using HL7, FHIR, and EDI/X12. Leads architecture, automation, security, performance, code reviews, troubleshooting, modernization, and technical strategy while collaborating with product, operations, analytics, infrastructure, and engineering teams.

Leads technical initiatives for Toast’s restaurant scheduling product, designing and delivering scalable full-stack software. Responsibilities include architecture, API and system design, roadmap influence, cross-functional collaboration, engineering quality, performance, and technical leadership. The role also promotes AI-assisted development and improved employee and customer experiences.

Build and support complex features across C#/.NET back-end services and React front ends. Responsibilities include technical design, API and data modeling, secure and tested coding, production troubleshooting, code reviews, mentoring, documentation, and improving engineering practices. Collaborate with Product, QA, DevOps, Technical Leads, and architecture teams while balancing delivery, maintainability, performance, accessibility, observability, and security.

Build and own a greenfield mobile application for iOS and Android, including architecture, features, security, accessibility, testing, telemetry, and App Store and Play Store releases. Use AI coding agents throughout development, establish CI/CD and rollout processes, solve secure fintech problems, and collaborate with Product, Design, and backend engineers. Mentor teammates and drive high-quality, reliable customer experiences.

Design, build, and maintain backend systems and services powering the Organizer platform. Own solutions from discovery through production, make architectural decisions, improve reliability and scalability, debug distributed systems, and collaborate across Product, Design, and Engineering. Mentor teammates, improve engineering practices, and strengthen testing, observability, documentation, deployment, and developer experience.

Develop and operate software for Azure’s hyperscale networking infrastructure and SONiC switch and router platforms. Responsibilities include designing, coding, optimizing, debugging, and maintaining network software; supporting packet forwarding, telemetry, observability, reliability, and performance; creating design and release plans; responding to incidents; and mentoring engineers. The role requires expertise in software engineering, IP networking, distributed systems, Linux, SDN technologies, and container-based environments.

Design, build, test, and support integrations between NodeZero and security, SIEM, SOAR, and ITSM platforms. Own integrations from partner API requirements through production launch and support. Develop reliable patterns for authentication, event delivery, retries, idempotency, pagination, rate limits, and schema mapping. Improve shared frameworks, testing, documentation, and observability; troubleshoot production issues; and collaborate with product, engineering, and partner teams on architecture and technical requirements.

Own the architecture, implementation, and operational excellence of major Azure Boost DPU software components. Develop low-level systems software spanning operating systems, virtualization, networking, storage, device management, and hardware interfaces. Lead complex cross-functional initiatives, optimize hyperscale performance and reliability, resolve system-level issues, establish engineering practices, influence platform architecture, and mentor engineers across Azure infrastructure teams.

Lead design and build of production-ready cloud and AI systems, prioritize security and reliability, ship solutions quickly using modern engineering practices, collaborate with cross-functional teams, mentor engineers, drive customer adoption, and deliver reusable assets and end-to-end complex deliveries.

Designs and develops backend platform software for a multi-tenant SaaS environment using Python, Django, Ember, and PostgreSQL. Responsibilities include building testable systems, leading technical design initiatives, troubleshooting defects, collaborating remotely, reviewing code through pull requests, and contributing to team processes. The role also involves AWS-based development, Docker, APIs, SQL, background jobs, CI/CD, authentication, observability, and production debugging.

Build and maintain backend services and metadata pipelines supporting data discovery, governance, and AI/ML workflows. Responsibilities include integrating relational databases, developing Java, Node.js, and Python services, optimizing distributed pipelines, implementing Terraform infrastructure, supporting GitLab CI/CD, and writing comprehensive tests. The role also involves troubleshooting scalability and reliability issues, designing asynchronous workflows, and collaborating on modern data lake, search, metadata, and LLM-enabled technologies.

Develop portable software and technical solutions supporting Space, Weapons, and Technical Intelligence missions. Collaborate with mission stakeholders, developers, and analysts to automate workflows and provide operational impact. Apply Python and C++ programming, Agile sprint planning, unit testing, deployment, and integration practices. The role requires an active TS/SCI clearance with polygraph and supports a government client in Fort Meade, Maryland.

Set the multi-year technical direction for the Builder Platform, leading agent platforms, AI infrastructure, developer infrastructure, and productivity engineering. Establish governance, architecture, standards, metrics, and adoption strategies across the company. Partner with engineering and business leaders to prioritize AI opportunities, improve developer productivity, guide customer-zero feedback into products and open-source frameworks, mentor technical leaders, and reduce operational burden through systemic improvements.

Build and operate Temporal’s internal Agent Platform, AI infrastructure, developer infrastructure, agents, workflows, and engineering tools. The role includes establishing governance and reliability controls, partnering cross-functionally to accelerate work, driving adoption, measuring usage and productivity, contributing to open-source architectures, and participating in on-call support.

Develop, maintain, and enhance complex software systems involving large-scale analytics, real-time processing, RF signal processing, visualization, and data discovery. Integrate software across hardware platforms, review and test components, resolve software issues, and contribute to system design, requirements analysis, and hardware/software trade-offs. The role requires extensive software engineering experience, Linux development proficiency, programming skills, and an active TS/SCI clearance with polygraph.

Lead the rearchitecture and development of a cloud-native Banking as a Service platform. Design scalable APIs, microservices, event-driven systems, and partner integrations using modern cloud, DevOps, observability, and security practices. Drive architectural strategy, technical debt reduction, incident response, code quality, compliance, and continuous delivery. Mentor engineers, collaborate with product and architecture teams, evaluate emerging technologies, and own capabilities through project delivery.

Develop and maintain runtime products by researching legacy codebases, backporting CVE security patches, building packages across Linux distributions and architectures, and creating automated testing and AI-assisted security workflows. The role requires deep C/C++ systems expertise, build-toolchain archaeology, cross-compilation experience, and strong ownership of correctness. It also includes customer support for compatibility and upgrade issues.

Develop and maintain Pioneer Desktop, an Electron application connecting sewer inspection trucks with cameras, sensors, and cloud services. Responsibilities include hardware integrations, reliable video recording, offline data storage, cloud synchronization, crash diagnostics, software updates, testing, and release management. The role also involves debugging Windows systems, resolving field issues, collaborating with product and design teams, visiting customers and hardware vendors, and improving operator workflows.

Provides technical leadership across multiple agile teams, designing, developing, and maintaining complex distributed software systems. Responsibilities include writing and reviewing code, translating requirements into scalable designs, leading design reviews and sprint delivery, mentoring engineers, collaborating with product managers, and driving technical strategy, quality, security, performance, observability, and operational excellence.

The Senior SDET develops and maintains regression automation, performs manual and automated testing across smoke, integration, performance, and regression scenarios, and documents defects and test results. The role collaborates with product and customer-facing teams throughout the SDLC, contributes to planning and quality processes, maintains GitHub automation repositories, identifies quality risks, and participates in on-call support.