Top Software Engineer Jobs

Lead technical direction and architecture for scalable AI voice systems, including realtime voice infrastructure, agent runtime, customer dashboards, and analytics pipelines. Design reliable, low-latency distributed systems, own projects from design through production, partner with product and founders, mentor engineers, and improve engineering practices. The role requires strong product judgment, autonomy, and experience scaling complex production systems.

Develop, test, debug, maintain, and modernize desktop applications in C++ supporting mission-critical U.S. Navy analysis systems. Collaborate with Agile Scrum teams, participate in design, code reviews, documentation, integration, deployment, sustainment, and Agile ceremonies. Work with software and systems engineers, testers, and government stakeholders while applying object-oriented programming, concurrency concepts, and software engineering best practices.

Build and scale Opencall’s realtime voice platform, customer dashboard, agent runtime, and analytics pipeline. Design high-performance systems capable of supporting over 100 times current traffic, develop impactful product features, and contribute to architecture decisions. The role begins as an individual contributor and may grow into organizational leadership involving hiring, delegation, and mentorship. Strong product judgment, communication, and software engineering fundamentals are essential.

Join Pariveda as an entry-level software engineer working in small teams to gather requirements, design, develop, test, and deliver client solutions. You'll learn cloud, data engineering, DevOps, and AI techniques, be mentored with regular reviews and promotion eligibility, present findings to stakeholders, and work in a hybrid model while engaging in continuous learning and professional development.

Build and scale the company's data infrastructure: design ingestion paths, event models, schema-flexible data models, change capture, query performance, freshness guarantees, and analytics serving for customer-facing dashboards and evaluation pipelines.

Join the User Systems team to design, develop, test, deploy and maintain cloud-based backend systems for mobile apps. Collaborate cross-functionally, optimize for performance, reliability and scalability, participate in code/design reviews and testing, document systems, and serve in an on-call rotation.

Design, build, test, and maintain scalable cloud-based backend services for device connectivity and real-time customer control. Perform long-term support, performance optimization, documentation, and participate in on-call rotation to ensure reliability and uptime.

Design, build, test, deploy, and maintain cloud-based backend systems that power native mobile apps. Work in a cross-functional team to optimize performance, reliability, and scalability, participate in code and design reviews, write tests and documentation, and serve on the teamon-call rotation.

Design and build highly scalable microservice APIs on-prem and in cloud using AKS; backend development with Microsoft stack; integrate REST APIs; maintain high test coverage; mentor engineers, perform code reviews, champion DevOps, document systems, maintain legacy code, and leverage AI tools to improve productivity.

Build and iterate experimental trading products on the Aptos blockchain. Design and implement scalable APIs, indexing services, data pipelines, and trading infrastructure. Write clean, performant, well-tested production code and collaborate with protocol, infrastructure, and product teams to drive product development and experiments.

Founding technical lead for Aptos Payments: define and ship the Payment API, run partner integrations with banks/PSPs/stablecoin issuers, build trust infrastructure (reconciliation, KYC/KYB, testnet sandbox), integrate payments with trading RFQ systems, and hire and lead the initial engineering team while making build-vs-buy decisions tied to business gates.

Develop and maintain post-trade systems, work on greenfield and brownfield projects, troubleshoot production issues, perform upgrades, collaborate with cross-functional teams, propose process improvements, and document technical designs.

Design and build scalable backend systems within a microservices architecture. Lead development using Ruby/Node/Java/TypeScript, implement TDD, maintain CI/CD pipelines (CircleCI, ArgoCD), optimize performance with Postgres, AWS, and Kubernetes, collaborate across platform and infrastructure teams, mentor engineers, and adopt generative AI/agentic workflows to deliver SaaS solutions for construction Financials.

Build and operate core AI agent infrastructure: orchestration, context management, filesystem and sandboxed execution, model routing and serving, databases, Kubernetes, networking, and cloud systems to make long-running agent workloads fast, reliable, safe, and cost-efficient.

Build and operate backend APIs and services powering identity, workspaces, permissions, billing, connectors, webhooks, triggers, and third-party integrations. Design abstractions and data models, own production systems for correctness, security, reliability, and work across the stack to turn product needs into durable primitives.

Design, build, and maintain full-stack features and high-performance backend infrastructure. Architect scalable APIs and data flows, integrate frontend and backend systems, collaborate with product, design, and research to ship user-facing products, and ensure reliability, observability, and iterative experimentation across the platform.

Design, develop, and maintain SpaceX's in-house test infrastructure and supporting applications for production, integration, and simulation testing. Improve reliability, performance, and safety of test software; collaborate with flight software teams; own product development for test tooling and integrate AI-driven developer tooling.

Develop, maintain, and enhance enterprise software systems and SPLUNK integrations. Analyze data sources, design and implement back-end and front-end components, build RESTful services, deploy to Tomcat, lead small teams, execute testing, and collaborate with systems and hardware engineers to meet performance and security requirements.

Build and own Cogent's full‑stack AI security product experience: design, implement, and maintain backend microservices, APIs and databases; develop frontend interfaces (customer portal, knowledge engine, labeling tool, dashboards); integrate systems; ship features in a multi‑tenant/cloud environment; mentor hires and contribute to engineering, operational excellence, and hiring processes.

Lead frontend architecture and platform work, build reusable component libraries and tooling, deliver AI-driven user features for security workflows, mentor engineers, and ensure scalable, high-quality frontend infrastructure and UX.

Design and implement web experiences for the Family Hub and Web Platform using Next.js and React. Drive technical strategy, mentor engineers, manage technical debt, improve code quality, and participate in deployment and operations across the SDLC.

Develop, test, document, deploy, and support mobile software for the Fanatics Sportsbook app. Build features across mobile platforms using Kotlin Multiplatform and modern UI frameworks, collaborate with product and design teams, participate in code reviews, planning, Agile delivery, and on-call support, and troubleshoot production issues. The role emphasizes scalable, high-quality software, operational excellence, continuous learning, and cross-functional collaboration.

Leads the design, development, testing, deployment, and operation of scalable sportsbook software. Owns complex technical execution, architectural decisions, incident resolution, code quality, observability, and process improvements. Collaborates with product, design, and engineering stakeholders, mentors developers, and helps shape team strategy and technical direction for distributed sportsbook systems.

Develop, maintain, and scale company websites and web applications. Design system infrastructure, manage servers, ensure security and performance, integrate back-end data sources, implement responsive HTML5/CSS3/JavaScript interfaces, write testable efficient code, document systems, and collaborate with designers and vendors to deploy enhancements and recovery policies.

Design and build resilient, high-throughput distributed systems in C++ to achieve six 9s reliability. Own platform components end-to-end, drive features from design to production, resolve consensus, resource-allocation, and fault-tolerance issues, and collaborate across engineering teams on architecture and code quality.