Top Software Engineer Jobs

Own the infrastructure powering Pax Historia’s AI requests across 37+ models and multiple providers. Responsibilities include improving provider reliability, structured outputs, caching, routing, monitoring, cost efficiency, latency, and scalability for billions of monthly tokens. This founding engineer role requires strong fundamentals, attention to detail, data-driven decision-making, and rapid learning. The position is fully in-person in San Francisco and does not involve model training or self-hosted inference.

Onsite middleware support engineer responsible for integrating and supporting Linux/Windows servers, JBoss EAP, Red Hat Fuse, Apache Camel, GitLab, web applications, APIs and web services; perform application development tasks in Java, provide off-hours/holiday support, and collaborate with technical and business stakeholders to modernize and consolidate enterprise solutions.

Designs and implements C++ software features for Windows, creates technical documentation, and develops unit and automated tests. Troubleshoots complex hardware and software issues, supports released products, participates in Agile ceremonies and release decisions, and conducts code reviews. The role requires strong networking, debugging, secure development, communication, and software engineering practices, along with mentoring experience.

Develop and maintain full-stack features for an accounting platform using Angular, C#/.NET, SQL Server, RabbitMQ, and HTTP APIs. Collaborate in Agile ceremonies with product owners, analysts, and engineers; conduct code reviews; troubleshoot distributed-system defects; write unit and integration tests; and contribute to scalable, maintainable software and continuous improvement.

The Senior Network Engineer will design, manage, and optimize large-scale data center networks for AI workloads, ensuring reliability and performance.

Lead a team of developers to design, architect, and deliver scalable, secure microservices-based enterprise applications. Hands-on coding, code reviews, performance tuning, CI/CD, cloud deployments, stakeholder collaboration, and mentoring. Drive architecture, HLD/LLD, root-cause analysis, and timely delivery in Agile environments.

The Senior Software Engineer will build APIs, manage data processes, and enhance internal functions while contributing to product development and maintaining a proactive mindset.

Design, build, test, and maintain software applications and cloud-native microservices. Define technical requirements, analyze business needs with stakeholders, create prototypes, and perform unit/system testing and deployments. Support Power BI platform administration and provide technical troubleshooting. Employ Git flow, TDD, Java/Spring Boot, REST APIs, and front-end technologies (HTML/CSS, Bootstrap, React/Angular).

Design and implement geospatial components of an agentic AI system: build ArcGIS-based import/validation/storage of authoritative hazard geometry, develop deterministic polygon validation and REST APIs, integrate LLM-driven geo-language features, implement secure gov-cloud hosting and audit logging, and coordinate with alerting SMEs and system agents to ensure standards-compliant, human-approved alert areas.

Design, develop, test, deploy, maintain, and enhance responsive web applications using HTML, CSS, JavaScript and modern frameworks. Integrate front-end components with REST APIs, ensure Section 508 accessibility, troubleshoot defects, collaborate with engineers and designers, produce technical documentation, and work within Agile/Sprint processes.