Senior Full Stack Software Engineer

Resonate is a leading provider of high-quality, AI-powered consumer data, intelligence, and technology, empowering marketers to create a more personalized world that increases customer acquisition and lifetime value. Our SaaS platform, Ignite, and our Data-as-a-Service (DaaS) offerings provide unparalleled insights into consumer motivations, values, and behaviors, enabling our clients to connect with their target audiences in more meaningful and effective ways. We are a dynamic and fast-growing company seeking passionate and innovative individuals to join our team!As we continue to grow, we are looking for a Senior Full Stack SWE to join our team to drive the architectural evolution of our platform into a fully agentic system. You will be at the forefront of transforming the marketing industry, building the core infrastructure that powers a new class of intelligent tools that move beyond simple automation. This is a hands-on technical role where you/'ll inform pivotal architectural decisions that define our product/'s future. You will architect the critical services and experiences that allow our AI agents to execute complex, multi-step tasks directly within our SaaS platform. You will solve the novel engineering challenges inherent in AI-native applications. Key Responsibilities Build the architecture and development of scalable, resilient backend microservices and deploy them within our AWS infrastructure. Build and enhance our user-facing platform with modern React, TypeScript, and Next.js creating Next.js interfaces that seamlessly integrate complex, AI-driven features. Design and implement the core technical infrastructure to support our AI agents, including API gateways, state management systems for agentic workflows, and observability into AI operations. Integrate and orchestrate various LLM models and services to connect our AI/'s reasoning to our backend systems and data stores. Develop and optimize data architectures using relational and vector databases to provide our agents with fast, relevant context for memory and RAG. Leverage a suite of AWS services to build, deploy, and monitor our AI-native applications. Apply engineering best practices and processes to support the technical vision for the platform. Qualifications & Experience Requirements 7+ years of professional software engineering experience, with a strong portfolio of building and scaling SaaS applications Expert-level proficiency with Java/Spring Boot backend development and React/TypeScript frontend development Demonstrated expertise in designing, deploying, and managing cloud-native applications on AWS. Proven experience integrating AI/ML models and third-party APIs into a production software environment. Strong architectural skills and a deep understanding of distributed systems, microservice patterns, and event-driven design. Proficiency with relational databases and SQL. Experience with vector databases or search services is highly desirable. A pragmatic approach to engineering, with a solid understanding of the trade-offs between performance, cost, and scalability in AI systems. A passion for mentoring and elevating the skills of the entire engineering team. Preferred Qualifications Experience developing SaaS products in a commercial setting. Background in digital media, online advertising, or analytical applications. Experience managing large-scale SQL databases. Experience with Generative AI technologies such as OpenAI, LangChain, and Amazon Bedrock Hands-on work with Model Context Protocol (MCP) and integrating AI capabilities into full-stack applications At Resonate, we care about more than your experience on paper. We look for teammates who bring the right mindset and ways of working to help us do great work, together. The Resonators who thrive here embody these qualities: Ownership: You take initiative, follow through, and hold yourself accountable. Collaboration: You value working with others and building strong, respectful relationships. Adaptability: You stay steady through change and adjust when needed. Growth Mindset: You’re open to learning, feedback, and trying new things. Customer Focus: You keep the end user in mind and aim for impact. Clear Communication: You express ideas simply and listen to understand. Integrity & Empathy: You act with honesty and consider the people around you. Strategic Thinking: You focus on what matters most and work with purpose. Drive: You show up motivated and ready to move things forward. Readiness: You bring the skills to contribute meaningfully from day one. These attributes are the foundation of how we work and grow together! Location: Resonate takes a remote-first approach to work with flexible environments. We encourage thoughtful in-person collaboration when needed, and offices are available for those who prefer them. Resonate is headquartered in Reston, VA, with offices in New York City and Washington, D.C. Our EEO Statement: Resonate is an equal opportunity employer committed to diversity and inclusion. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws. #J-18808-Ljbffr

Created: 2025-09-25