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.

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