Build and scale end-to-end flight search, booking, payment, and expense platform services using Java, Spring, AWS, and distributed systems. The role requires 3–5 years of backend development experience and ownership of reliable, production-grade software.
92k – 206k/yr
On-site3+ YOEFullstack Engineering
About the role
Responsibilities
Design, build, and maintain high-throughput, low-latency APIs and backend microservices for flight search, booking, and payment workflows.
Own features end to end, including technical architecture, data modeling, production coding, deployment, and monitoring.
Build fault-tolerant systems with automated testing, observability, alerting, and telemetry.
Collaborate with Product Managers, Designers, and Engineering Leads to translate business requirements into scalable technical solutions.
Participate in code reviews, contribute to shared frameworks, and promote engineering best practices.
Evaluate technologies, frameworks, and tools to modernize the backend stack and refine architecture.
Requirements
3–5 years of professional backend software development experience.
Strong foundations in data structures, algorithms, object-oriented design, and API design.
Experience delivering production-grade applications with comprehensive testing, monitoring, and documentation.
Proficiency in Java and experience with Spring, Spring Boot, and Hibernate or other ORMs.
Experience building and deploying cloud-native applications on AWS using microservice architectures.
Familiarity with event-driven architectures, caching strategies, relational databases, and distributed state.
Strong problem-solving and cross-functional communication skills.
Nice to Have
Experience with consumer-facing products, high-availability transactional platforms, or travel technology integrations.
Software Engineer II building and maintaining WordPress-based customer-facing booking websites for RV parks and campgrounds as part of the Newbook platform. Requires 3-5 years experience, hands-on production WordPress expertise, and using AI coding tools (Copilot, Claude, Cursor) as a core part of the daily engineering workflow.
90k – 135k/yrRemote3+ YOEFullstack Engineering
UX Engineer
Reality DefenderNew York, NY
UX Engineer who owns end-to-end UX design and builds interactive near-production prototypes in React/TypeScript. Bridges product, design, and engineering at a deepfake detection cybersecurity startup. Requires 5+ years designing and implementing modern SaaS interfaces.
100k – 150k/yrHybrid5+ YOEFullstack Engineering
Software Engineer
Applied IntuitionAnn Arbor, MI
As a Software Engineer, you will design and implement high-performance C++ software for Axion, Applied Intuition's defense tooling and data platform. You will build and extend simulation environments and scalable infrastructure for multi-domain autonomous operations.
100k – 200k/yrOn-siteFullstack Engineering
Founding Engineer
TheraNew York, NY
Architects, builds, and scales core systems for global payroll, payments, and fintech ecosystem including Spend, Docs, Cash, and Accounting. Owns 0→1 features end-to-end with 3-7+ years experience thriving in ambiguity.
100k – 180k/yrOn-site3+ YOEFullstack Engineering
Software Engineer - Full Stack
AirgoodsNew York, NY
Build and iterate on a full-stack web app for food and beverage distribution platform, from ideation to launch. Requires production experience with TypeScript/React frontend and NodeJS/Express/PostgreSQL backend.