Senior Fullstack Engineer

OTR Solutions is an innovator in the transportation industry providing a suite of factoring, fuel, and business management solutions. We help new and established companies get fast access to the funds they need for daily operations. As a Private Equity-backed FinTech company, we are scaling our technology and AI capabilities to deliver next-generation automation and document intelligence solutions for the freight and financial services industries. OTR has been recognized as a “Top Workplace” by the Atlanta Journal-Constitution since 2016! We are seeking a Senior Fullstack Engineer to play a long-term, high-impact role in building and evolving our AI-powered platform. This position is ideal for engineers who enjoy solving complex technical problems, scaling cloud-native SaaS platforms, integrating AI/ML services, and contributing to architecture decisions in a fast-moving, high-growth environment. Please note: We do not sponsor work-related visas.** Responsibilities: Design, develop, and maintain core web application services using React, TypeScript, and Node.js Add to and scale existing REST and GraphQL APIs powering AI-driven workflows Architect and support production systems handling high-volume document ingestion and structured data extraction Implement complex B2B web UI workflows Integrate AI/ML services into production workflows, including LLMs, OCR, embedding pipelines, and vector search Collaborate with ML engineers to productionize AI models Improve system observability, reliability, and scalability on AWS, including Lambda, API Gateway, EC2, S3, CloudWatch, CloudFront, Cognito, SES, and Route 53 Contribute to DevOps and Infrastructure-as-Code initiatives (Terraform experience preferred) Utilize AI-assisted coding tools (e.g., GitHub Copilot, ChatGPT, Claude) to accelerate development, improve test coverage, and refactor safely Participate in architectural decisions as we scale post-acquisition Design and optimize database schemas and queries (PostgreSQL or similar) Apply knowledge of Elasticsearch, vector databases, or embedding pipelines where needed What We Look For: Senior-level experience in fullstack development, including React, TypeScript, modern JavaScript, HTML, CSS, and Node.js Experience with REST and/or GraphQL APIs and cloud-native SaaS systems Familiarity integrating AI/ML services into production systems Production experience on AWS and experience building scalable distributed systems Experience in fintech, logistics technology, or document automation is a plus Python experience for ML integration, functional programming knowledge (Clojure or similar), and experience with AI-assisted testing or code generation tools is highly valued Perks and Benefits: Eligibility for Individual and Company bonus programs Medical, Dental, Vision, Life/AD&D Insurance, Short-Term Disability Pet Insurance, Paid Family Leave, Employee Assistance Program Fully Paid Maternity Leave 401(k) with Company Matching Generous PTO, Sick/Mental Health Days, Flex Holidays + Company Paid Holidays Travel Stipend to support Work-Life Balance Leadership Development and Training Programs Continuous Learning and Professional Development Opportunities Weekly Catered Lunches + Casual Dress Code Company Paid Fitness Membership Volunteer Days and Community Engagement Opportunities Internal Inclusion Programs OTR’s mission is to create exceptional value for our clients by providing industry-leading financing and back-office solutions. Our three pillars are outstanding customer service, innovative technology, and a culture that empowers employees to achieve greatness. OTR Solutions is an Equal Opportunity Employer. #LI-JE1

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