Lead Backend Software Engineer

We’re building the AI-driven future of customer success, from retention to growth! Gainsight is the AI-powered retention engine behind the world’s most customer-centric companies. The Gainsight CustomerOS platform orchestrates the customer journey from onboarding to outcomes to advocacy. More than 2,000 companies trust Gainsight’s applications and AI agents to drive learning, adoption, community connection, and success for their customers. To explore how our suite of solutions is shaping the future of customer success, check out the link.  About This Role: We’re looking for a full-time Lead Backend Engineer to join our Engineering team  reporting to the Manager, Software Engineering. This role is a hybrid role based in Tel Aviv, Israel. In this role, you’ll play a key role in building and scaling the company’s core backend systems by designing, developing, and owning high-quality services from concept through production. This is a great opportunity for someone who thrives in a fast-moving, collaborative engineering environment and enjoys working cross-functionally with teams like frontend engineering, data science, and product. The ideal candidate brings strong skills in Java or Kotlin backend development, API and database design, and applying solid object-oriented design principles at scale. What You'll Do:  Design, develop, and maintain robust and scalable backend services using Java or Kotlin. Lead features from inception to completion, including API design, implementation, and testing. Collaborate with frontend engineers and data scientists to ensure seamless integration and optimal performance. Write complex SQL queries and design relational DB schemas to support feature development. Adhere to SOLID design principles and write comprehensive unit tests to ensure code quality. Contribute to the team's technical direction and mentor junior engineers. This is not a complete list of responsibilities, and the scope of the role may evolve with the needs of the team and business. This role will require occasional travel for team meetings, training, or company events. What We're Looking For:  5+ years of experience in Java or Kotlin development. Strong understanding of object-oriented programming principles and design patterns. Proficiency in SQL and relational database management systems. Experience with designing and building RESTful APIs. Familiarity with cloud platforms (e.g., AWS, GCP, Azure). Excellent problem-solving and analytical skills. Ability to work independently and as part of a team.   Nice-to-have skills: Experience with microservices architecture. Knowledge of containerization technologies (e.g., Docker, Kubernetes). Experience with data pipelines and ETL processes. Why You’ll Love It Here: Gainsight is a place where innovation is shaped through collaboration, curiosity, and a shared focus on solving real-world problems. With a growing suite of products across customer success, product experience, community, education, and AI-powered relationship intelligence, we continue to evolve with the needs of our customers. When people with diverse strengths, a strong sense of community, and true passion for our mission come together, they drive greater impact and create lasting value. What underpins it all is a culture that offers the stability, trust, and support that people need - not just to do the job, but to show up as themselves and feel connected to the work they do. Gainsters love working here for several reasons. Here are a few: Our Compensation and Benefits: At Gainsight, we believe great work happens when teammates feel fully supported.  We offer a comprehensive benefits package including pension contributions, a Study Fund (Keren Hishtalmut), and a monthly lunch card allowance . You'll also enjoy dedicated Recharge Holidays - one long weekend each quarter to relax and reset. Our Core Values: We are guided by our values and our mission to be living proof you can win in business while being Human-First. Learn more here. Our Growth Opportunities: From mentoring to career development opportunities, we’re passionate about helping our teammates learn, grow, and thrive. Our Parody Videos: No explanation needed. Just watch them here! If this sounds like the right role for you, we’d love to hear from you. Additional Information: We’re committed to creating an inclusive, fair, and transparent hiring process. As an equal opportunity employer, we celebrate diversity and are committed to creating a welcoming experience for all candidates. If you require accommodations or have questions about how your personal data will be used during the hiring process, please contact recruiting@gainsight.com.  If you’re applying for a role through an Employer of Record (EOR) or contractor arrangement, please note that employment terms and benefits are managed by the EOR or may not apply to non-EOR contractors.