Top Software Engineer Jobs

Design and build scalable, reliable, observable, and well-tested backend and distributed systems. Work in AI-assisted development workflows by decomposing problems, validating AI-generated outputs, and using tools such as Claude and code assistants. Contribute to architecture, data modeling, APIs, service boundaries, documentation, and technical direction while mentoring peers and collaborating across Product, UX, and Engineering.

Translate Python code into C++ for API integration, parse brain-computer interface data, and support research and development through testing and refinement of Unity applications. The role also involves designing, building, testing, and maintaining reliable C++ code, improving code quality and automation, rapidly prototyping features, and documenting technical work in a fast-paced startup environment.

Develop software infrastructure for AI-era data management at VAST Data. The role is designed for a new college graduate and involves writing clean, documented code using C, C++, or Python, applying data structures and algorithms, communicating effectively, and learning through mentorship from senior engineers.

Lead design, implementation, testing, and support of FreeWheel's high-scale video advertising platform. Own feature lifecycle, produce technical specs, write efficient code, integrate components, and maintain documentation. Provide production support, mentor junior engineers, collaborate with product and operations, and drive technical innovation and architectural decisions.

Lead architecture and implementation of large-scale, carrier-grade distributed network software. Drive design, development, validation, deployment, and operational support; mentor engineers; troubleshoot production incidents; collaborate with QA, vendors, and partners; and monitor performance, scalability, and security.

Develop analytics and deploy solutions supporting a government geolocation and data integration mission. Collaborate with customers to analyze artifacts, enrich data using corporate sources, summarize findings, and support downstream analytics and queries. The role involves leveraging disparate data to identify user activities, collection efforts, and technology information. Candidates need strong object-oriented programming skills, relevant experience, and an active TS/SCI clearance with polygraph.

Design, build, and operate secure, scalable Java and Spring Boot microservices, REST and GraphQL APIs, and event-driven integrations supporting GM mobile experiences. Deploy cloud-native services on Azure, strengthen CI/CD and DevOps automation, and improve observability, reliability, and operational health. Apply AI-enabled engineering practices, TDD, and automated testing. Collaborate across product, architecture, security, and engineering teams while mentoring engineers and contributing to technical documentation and standards.

The Software Engineer will work with the R&D team to design and develop solutions, requiring adaptability to new technologies and collaboration in an agile environment.

Software Engineers at PDT develop and maintain trading systems, risk controls, and post-trade technologies while collaborating with users to meet requirements.

Design and implement logistics optimization algorithms, develop predictive models, and build simulations for patient scheduling and routing in healthcare.

The Senior Software Engineer will explore AI solutions in healthcare, having experience in full-stack/backend development and startup culture.

As a Senior Software Engineer, you will design and build backend services and APIs for healthcare delivery, ensuring system reliability and integrating medical devices while leading projects and mentoring engineers.

Design and build backend systems for air traffic control, focusing on data fusion from multiple sources and ensuring high reliability in complex environments.

As a Senior Software Engineer at Whatnot, you'll build AI tooling for internal use, developing workflows and infrastructure to enhance software delivery. You'll collaborate across teams to gather feedback and prioritize features in a rapidly evolving landscape.

Develop and maintain C++ systems for Teamfight Tactics on iOS and Android using Unreal Engine. Diagnose cross-platform, engine, and native mobile issues; optimize performance, memory, stability, and reliability; and influence architecture, engineering practices, tooling, testing, and release processes. Collaborate with multidisciplinary teams, provide technical leadership, mentor engineers, and participate in on-call support.

Develop and optimize complex C++ software and algorithms for EO/IR defense systems. Analyze designs, identify flaws, support requirements through testing and integration, and collaborate with systems, hardware, and test engineers. Provide technical leadership, evaluate emerging technologies, improve development processes, and serve as a subject matter expert in algorithm design for electro-optical and infrared applications.

Lead architecture and hands-on development of a self-service infrastructure orchestration platform for deploying services across clouds and regions. Design durable distributed workflows with dependency management, approval gates, safe retries, recovery, security, telemetry, and auditability. Apply AI-assisted engineering with human oversight, mentor engineers, lead cross-team reviews, and partner with Azure and Microsoft 365 teams to improve buildout efficiency and reliability.

Entry-level hybrid role supporting clinical laboratory operations through workflow analysis, software and solution development, algorithm creation, clinical genetic data management, and project coordination. Responsibilities span software engineering, bioinformatics, analytics, process management, diagnostic reporting, and high-throughput workflow optimization. The role requires learning genetics, biology, healthcare standards, and laboratory procedures while collaborating across technical, scientific, operational, and business teams.

Design, build, operate, and own backend systems supporting order handling, ledgers, and settlement. Partner with product and cross-functional teams to scope and deliver features, provide technical leadership and mentorship, conduct high-quality code reviews, establish engineering standards, troubleshoot production issues, evaluate technologies, and participate in on-call operations.

Leads the design, development, modernization, and support of high-performance, low-latency trading software using C++ and FIX. Integrates real-time market data, improves scalability and reliability, oversees testing, debugging, code reviews, deployment automation, documentation, and disaster recovery. Mentors engineering teams, collaborates with traders and analysts, provides technical leadership, and drives adoption of modern technologies and software development practices in a mission-critical trading environment.

Design, develop, test, document, and maintain scalable big data solutions. Build APIs, evaluate technologies, translate requirements into solution designs, estimate development efforts, and collaborate with engineering, QA, architecture, and management teams. Provide production support, participate in prototypes and code reviews, document solutions, and continuously develop technical skills.

Leads the design, development, testing, and optimization of large-scale data engineering solutions. Responsibilities include building Python and PySpark ETL pipelines, orchestrating workflows, developing AWS cloud-native services, managing data lakes and Snowflake environments, and implementing testing, CI/CD, and secure engineering practices. The role also promotes responsible AI-assisted development, mentors engineers, participates in code reviews, and drives technical delivery initiatives.

Staff Software Engineer leading architecture, hands-on development, and delivery of reliable frontend, backend, API, data, and production systems across multiple teams. The role drives multi-quarter initiatives, AI-enabled engineering practices, system scalability, security, observability, incident response, technical standards, mentorship, and alignment between technical investments and product outcomes.

Lead architecture and implementation of Together AI’s global GPU cloud infrastructure. Own GPU and network virtualization, in-data-center IaaS, distributed scheduling and management planes, fault-tolerant automation, and customer-facing production systems. Set technical direction across teams, mentor engineers, establish engineering standards, and build scalable services spanning Kubernetes, compute, storage, networking, and GPU infrastructure.

Design, implement, and deploy scalable ad-serving, measurement, and targeting systems. Optimize big data applications for performance and cost. Own projects end-to-end, mentor junior engineers, drive technical design and best practices, and collaborate cross-functionally and with global engineering teams to enhance targeting and measurement integrations.