Top Senior Software Engineer Jobs

Build a world-class Customer Support platform as a Senior Backend Engineer, managing high-scale backend systems and leading projects from inception to production.

As a Senior Backend Engineer, you will build internal operations tooling, scale infrastructure, and create AI-powered automations to improve operational efficiency at Whatnot.

As a Senior Software Engineer on the Logistics Platform team, you will enhance logistics systems by building APIs, improving data quality, and partnering with cross-functional teams to solve complex problems, ultimately improving user experiences and operational outcomes.

Lead frontend development for Coinbase identity experiences including login, signup, OAuth, account security, and multi-factor authentication. Own projects from design through deployment and monitoring, guide Native versus Webview architecture, author technical designs, resolve systemic technical debt, lead on-call and incident response, and mentor engineers.

Build and improve scalable, accessible iOS experiences for Wikipedia. Lead technical discovery, system design, implementation, testing, observability, prioritization, and delivery of medium-complexity initiatives. Collaborate with product managers, designers, analysts, and engineers while managing scope, risks, tradeoffs, and documentation. The role requires strong Swift, SwiftUI, UIKit, iOS architecture, and performance optimization experience in an autonomous, remote, cross-functional environment.

Own and scale the software platform connecting IoT hardware, AI models, cloud infrastructure, APIs, dashboards, and firmware integrations. Design distributed architectures, build reliable backend services, operate production systems, and improve observability, cost efficiency, and scalability. Collaborate with scientists, hardware engineers, product, and deployment teams while mentoring colleagues on safe AI-augmented development workflows. Contribute to technical strategy and deliver quickly in a startup environment.

Develop, configure, customize, test, troubleshoot, document, and support moderately complex ServiceNow applications throughout the software lifecycle. Build application components, Service Portal widgets, and platform enhancements using ServiceNow capabilities, JavaScript, Glide APIs, AngularJS, HTML, and CSS. Apply SDLC, Agile, coding, and testing standards while supporting platform stability. Collaborate with teams, resolve system issues, maintain documentation, and stay current with ServiceNow and emerging AI capabilities.

Designs and develops calibration, test, production-support, and sustaining software for infrared sensing systems. Participates in requirements reviews, software design, coding, unit testing, system integration, and debugging. Works with embedded, multithreaded systems, hardware subsystems, peripheral buses, thermal chambers, and imaging technologies. Builds toolchains and development environments while reducing test time and supporting high-volume product testing.

Build and scale reliable software for a construction technology platform. Translate customer needs into technical solutions, write maintainable code, lead design and development, conduct code reviews, mentor engineers, improve platform quality, and collaborate with product and engineering stakeholders through agile planning and delivery.

Provides technical leadership across software development, architecture, deployment, DevOps, and production support. Designs and develops distributed software systems, guides technical implementation, mentors developers, coordinates distributed teams, and improves monitoring, reliability, observability, and release processes. Supports requirements analysis, architecture reviews, testing, troubleshooting, root-cause analysis, project planning, and system validation while collaborating with infrastructure and engineering teams.

Design, develop, maintain, and improve scalable web applications for LendingTree’s Insurance business. Build integrations with APIs, databases, and third-party services; troubleshoot and upgrade existing systems; translate requirements into reliable solutions; and contribute to testing, code reviews, documentation, Agile delivery, technical decisions, mentoring, and AI-enabled process improvements.

Design, develop, test, deploy, support, and maintain scalable enterprise software applications. Lead architecture and design discussions, contribute to technology strategy, collaborate with cross-functional teams, and support Agile delivery through refinement, estimation, testing, and continuous integration. Mentor engineers, conduct code reviews, improve engineering practices, and develop solutions across multiple technology domains using full-stack, cloud, database, and API technologies.

Build and operate full-stack trader-facing and internal applications using TypeScript, Node.js, React, Next.js, and AWS. Own features from technical design through production, focusing on reliability, scalability, security, observability, testing, and safe deployment. Collaborate with Product and Design, guide architecture, mentor engineers, participate in on-call support, and resolve production issues. Work with distributed systems, event-driven architectures, databases, payments, and identity services.

Develop and lead high-reliability flight and payload software for spacecraft platforms. Responsibilities include requirements development, software architecture, embedded coding, documentation, command and control software, hardware and ground-system integration, code reviews, and unit through system-level testing. The role requires expertise in concurrent software, Rust or C/C++, Linux-based SoC architectures, networking, cybersecurity, cryptography, and satellite bus software, with 10–20% travel and an active TS/SCI clearance.

Lead architecture and delivery of complex web and mobile product initiatives. Build React and React Native applications, scalable components, APIs, data models, and shared libraries. Establish engineering standards, improve testing, performance, security, and reliability, and optimize database queries. Mentor engineers, guide technical decisions, and partner with leadership and stakeholders to shape the product roadmap. This is a fully remote role supporting veterinary clinic operations and supply-chain workflows.

Build and maintain features across Vetcove’s web, backend, and mobile platforms. Responsibilities include developing React and React Native applications, creating reusable components, improving test coverage, designing performant and secure data models, optimizing database queries, writing API endpoints, and collaborating with engineering, product, and company leadership in a fully remote environment.

Build and operate full-stack rewards and incentives features across mobile and backend systems using JavaScript, TypeScript, React Native, NestJS, and Node.js. Own projects from technical design through production, including APIs, data models, testing, observability, performance, experimentation, and maintenance. Collaborate with Product, Design, Data, Security, Privacy, and Compliance teams, contribute to architecture and code reviews, use AI-assisted development responsibly, and mentor teammates.

Develop and optimize real-time financial analytics software for financial instruments and portfolio analysis. Improve model performance, stability, and accuracy; analyze market and reference data; support production applications and customer questions; write technical specifications and documentation; collaborate with data teams, senior managers, and sales on presales engagements.

Design, build, and maintain high-scale payment systems processing ACH and wire transfers. Develop banking and financial API integrations, fraud-prevention controls, reconciliation, exception handling, and reliable payment infrastructure. Improve full-stack escrow applications, ensure transactional integrity and auditability, collaborate with compliance and accounting teams, make architectural decisions, mentor junior engineers, and participate in on-call support.

Designs and develops enterprise and multitenant SaaS applications using Java, Spring Boot, and AWS. Responsibilities include cloud architecture, REST APIs, databases, infrastructure as code, CI/CD, authentication, tenant provisioning, monitoring, security compliance, and performance improvements. The role collaborates with technical and business stakeholders and supports FedRAMP requirements.

Build and own the Linux-based edge platform powering factory, deployable, and air-gapped Crucible environments. Responsibilities include system provisioning, networking, security, updates, recovery, device lifecycle management, hardware and peripheral integrations, disconnected operation, fleet management, and full-stack debugging across applications, operating systems, networks, and physical equipment. The role also partners on edge-to-cloud architecture, deployment topology, and system security.

Develop and enhance Java software supporting ICAM capabilities, data labeling, and compliance across Intelligence Community environments. Design, implement, test, debug, and containerize features throughout the software development lifecycle. Collaborate with developers, expand automated testing, integrate REST and PKI services, maintain GitLab CI/CD pipelines, and improve system performance, reliability, usability, and security. Document technical designs, test results, and troubleshooting procedures while supporting flexible service integration.

Build and support production-grade frontend and backend systems, collaborate with sales and support for EU expansion, provide pre/post-sales technical support, interface with customers to gather feedback, implement and refine in-house LLM and real-time interview systems, and deploy scalable, reliable services and real-time data infrastructure.

Develop and validate safety-critical flight software for a reusable satellite platform. Responsibilities include architecting Linux-based embedded systems, autonomous operations, fault detection and recovery, spacecraft communications, telemetry, distributed subsystem software, and SIL/HITL testing. The engineer will create automated test pipelines, support integration and on-orbit commissioning, and collaborate with GNC, avionics, and mission operations teams.

Design, develop, test, and maintain complex software systems for intelligence and analytics applications. Implement RF signal processing, analytics, visualization, and integrate new and legacy software across varied hardware. Contribute to system-level design, perform code reviews and testing, and resolve software problem reports.