Senior Backend Engineer - India

About Lighthouz AI Lighthouz AI is automating the back office of freight finance with freight-native AI agents. We help freight brokers, 3PLs, and factoring companies process invoices, rate confirmations, and PoDs in seconds - not hours - by replacing manual audits and brittle RPA with intelligent automation. Our platform handles real-world document chaos - scanned and handwritten paperwork, NOAs, BOLs, emails, and portal logins - executing complex workflows automatically. The result: faster payments, fewer disputes, and 10x operational throughput. We’re a Y Combinator S24 company founded by a team with deep experience across AI, supply chain, and enterprise systems (Google, Georgia Tech, Progressive, Halliburton). At Lighthouz, we’re not just streamlining freight finance - we’re rebuilding it from the ground up. About the Role We're looking for a Backend Engineer with familiarity with front end tech to join our fast-growing engineering team. You'll play a key role in building and scaling the core infrastructure powering our AI agents - from data ingestion and document processing to audit logic and integration pipelines. You’ll work closely with our founders to ship production-grade systems that support high-volume freight workflows and power real-time financial decision-making. What You’ll Do 👉🏼 Design and build scalable backend systems to support AI-driven invoice and document processing 👉🏼 Integrate with freight industry systems - TMSs, FMS, factoring portals, and ERPs 👉🏼 Develop APIs, data pipelines, and audit engines that drive automation 👉🏼 Collaborate with AI/ML teams to productionize model outputs 👉🏼 Implement observability, performance monitoring, and logging across services 👉🏼 Help shape engineering best practices in a fast-paced, early-stage environment 👉🏼 Make frontend updates as necessary What We’re Looking For 👉🏼 3+ years experience building backend systems in production 👉🏼 Strong programming skills in Python, Node.js, and Flask 👉🏼 Deep understanding of REST APIs, microservices, and event-driven architectures 👉🏼 Hands-on experience with PostgreSQL, MongoDB, or other SQL/NoSQL systems 👉🏼 Comfort working in cloud environments like AWS, using Docker/Kubernetes 👉🏼 Strong communication and collaboration skills in a remote-first team 👉🏼 Self-starter mindset - you take ownership and move fast Nice to Have 👉🏼 Experience in freight, logistics, fintech, or document-heavy domains 👉🏼 Exposure to AI/ML workflows and integrating model outputs into backend systems 👉🏼 Familiarity with message queues (e.g. SQS, Kafka) 👉🏼 Background in building secure, enterprise-grade software 👉🏼 Familiarity with frontend javascript tech What We Offer 💰 Competitive salary 🌎 Fully remote 🛠️ Chance to shape foundational systems at an early-stage YC startup 🚀 Work on real-world problems with massive impact across freight and finance