Software Engineer

PLEASE NOTE: This position is open to candidates based in the Denver area and requires attendance in office three days a week, Tuesday–Thursday, with two days working from home. Relocation support is not available at this time. Candidates must be legally authorized to work in the United States. LendingTree and its affiliates (“LendingTree”) will not provide or assume sponsorship for employment visas for this position, now or in the future. The Opportunity Help build the technology that powers our advertiser platform and supports our business. As a Full Stack Engineer, you’ll solve complex problems, create exceptional customer experiences, and build reliable, high-performing applications across new and existing systems. You’ll join a growing engineering team where your ideas can help simplify our codebase, improve scalability, and advance our technology. How You’ll Make an Impact • Design, develop, and maintain full stack applications from concept through deployment and ongoing support. • Contribute across the software development life cycle for our microservices architecture, including analysis, design, coding, testing, and troubleshooting. • Improve application speed, scalability, and reliability while maintaining security and data protection. • Navigate and improve existing systems, simplifying complexity and minimizing risk as our platform grows. • Help strengthen engineering quality through code reviews, design discussions, and collaborative problem-solving. • Explore emerging tools and technologies and bring practical ideas to improve how we build and operate our applications. Who You’ll Work With You’ll be part of our growing engineering team, working closely with fellow engineers, product managers, business stakeholders, and engineering leadership. From design discussions to troubleshooting, you’ll share ideas, give and receive feedback, and collaborate on solutions that support our advertiser platform and the people who use it. What You’ll Bring • At least two years of experience in full stack development environments. • Experience building full stack applications with Node.js and developing front-end experiences with a JavaScript framework such as Vue.js, React, or Angular. • Experience designing and integrating APIs and working with cloud services on AWS or Microsoft Azure. • A bachelor’s degree in Computer Science, Information Technology, or a related field. • Strong programming fundamentals and an understanding of software design patterns and microservices architectures. • Strong database design and management skills, with experience using DynamoDB, SQL/Snowflake, or similar technologies. • Experience with containerization technologies such as Docker and Kubernetes, along with cloud performance tuning and optimization. • Experience working in an Agile/Scrum development process and using collaboration and project tools such as Jira, Slack, and Confluence. • The ability to use AI tools to generate code and evaluate that code against the team’s quality standards. • Strong analytical, problem-solving, and communication skills, with the ability to collaborate across technical and business teams. What Will Help You Thrive • Curiosity about emerging technologies and a thoughtful approach to applying them. • A creative, resourceful approach to solving complex problems. • A habit of looking for ways to simplify systems and make code easier to maintain. • Openness to feedback and a willingness to share your knowledge with teammates. • A focus on the customer experience when making technical decisions. What Success Looks Like • You deliver reliable, well-tested features that improve the advertiser experience and support business needs. • Your contributions make our applications faster, more scalabl