Senior Salesforce Developer

Halcyon Labs is on a mission to ensure that people in all lines of work have access to retirement benefits. More than half of all working Americans are not saving enough for their future. Too often, it’s because they are employed by a company that doesn’t offer a retirement plan. Halcyon Labs is changing that by making it affordable and accessible for small and medium-sized businesses to offer employees a path to financial independence through retirement savings. We’re a high-growth fintech company changing the retirement industry. We are backed by a number of investors. This includes funding from Marshall Wace and Baillie Gifford, as well as top investors such as BlackRock , TPG (The Rise Fund) , SoftBank, Glynn Capital , NewView Capital, USVP, Wing, Uncork, and more. About the role We are seeking a highly skilled and motivated Senior Salesforce Developer to join our CRM Systems team. You will play a crucial role in the design, development, and maintenance of our enterprise-level Salesforce platform, ensuring it is scalable, high-performing, and aligned with our business objectives and compliance requirements. This position requires a deep understanding of the Salesforce platform, best practices, and a collaborative, AI-driven approach to solving complex business problems. The mission of the CRM Systems team is to build and optimize systems of engagement to drive operational efficiency, enable scalable growth, and improve user experiences, directly supporting the company's goal of providing an easy and affordable 401(k) for a secure financial future. What you get to do every day Development & Implementation: Lead the design, development, and implementation of complex, custom solutions on the Salesforce platform using Apex, Lightning Web Components (LWC), Visualforce, SOQL/SOSL, and platform events. System Integration: Design and build robust integrations between Salesforce and internal/external systems (e.g., core financial platform, marketing tools, and data warehouses) using REST/SOAP APIs and platform events. Technical Leadership & Mentorship: Serve as a technical leader on projects, providing guidance, conducting code reviews, and mentoring junior developers to ensure code quality, adherence to best practices, and security standards. AI-centric Workflow: Leverage AI coding assistants (e.g., Claude Code, GitHub Copilot, Cursor) as part of a daily development workflow, including writing effective prompts and iterating with AI tools to accelerate development, debugging, and code review. Architecture & Design: Collaborate with Solution Architects and Business Analysts to translate complex business requirements into scalable and well-architected technical designs, considering data volume, security, and governor limits. Platform Governance & Best Practices: Drive the adoption of Salesforce development best practices, including CI/CD, automated testing (unit and integration), source-driven development (using Git/GitHub/Salesforce DX), and change management. Troubleshooting & Support: Own the resolution of complex production issues, identifying root causes and implementing sustainable fixes to ensure high system uptime and performance. Declarative Configuration: Utilize Salesforce's declarative tools (Flow, Process Builder, Validation Rules) effectively, knowing when to choose declarative vs. programmatic solutions. What you bring to the role Experience: Minimum of 5+ years of hands-on experience as a Salesforce Developer in a complex enterprise environment, including experience using agentic coding tools (e.g., Claude Code, Agentforce Vibes) to handle multi-step tasks such as refactoring, test generation, and documentation. Core Technologies: Advanced proficiency in programmatic development on the Salesforce platform, including Apex, Triggers, Batch Apex, Queueable Apex, REST/SOAP APIs, and agentic tools. Front-End Development: Expert knowledge of the Lightning Experience, including extensive experience developing with Lightning Web Components (LWC). Data & Integration: Strong experience with large-scale data migrations, integration patterns, and data management on the Salesforce platform. Certifications: Active Salesforce Certified Platform Developer I required. Salesforce Certified Platform Developer II highly preferred.Trailhead rankings considered in addition/in lieu of certification with appropriate experience. Why you will love working at Halcyon Labs Halcyon Labs is tackling one of our country's biggest challenges - closing the retirement gap. You'll be instrumental in architecting and scaling solutions that bring financial security to employees at small and medium-sized businesses nationwide. We’ve made significant progress, but there is still growth ahead, offering you a unique opportunity to solve complex problems, drive innovation, and advance your career alongside a dedicated, mission-driven team. We value hard work and recognize that our team's contributions are key to our continued succe