SFMC Developer

Jellyfish • New York, NY

3d • $90,000 - $110,000 • Hybrid

About The Position

As CRM Sr. Manager, Architect & Journeys Developer, you will serve as the technical engine behind client lifecycle programs, translating CRM strategy into working solutions through data models, automated journeys, and personalized campaigns. This is a hands-on senior build role focused on architecting and developing Salesforce Marketing Cloud journeys and automations, writing AMPscript and SQL, and designing scalable data structures for personalization. You will turn customer journey maps into clean, documented SFMC builds for B2B and B2C clients, while advising clients and internal teams and helping improve engagement, conversion, retention, and customer lifetime value.

Requirements

• At least 5 years of hands-on development experience in Salesforce Marketing Cloud and/or HubSpot.
• Deep expertise building, troubleshooting, and optimizing complex Journey Builder journeys and Automation Studio automations in production environments.
• Strong AMPscript and SSJS skills for dynamic content, personalization, lookups, and data manipulation in emails, CloudPages, and landing pages.
• Advanced SQL skills for segmentation, data transformation, and query activities across large, relational data extensions.
• Expertise in responsive, cross-client email and landing page development using HTML and CSS, including accessibility and rendering best practices.
• Proven ability to design SFMC data architecture, including data extensions, Contact Builder, data relationships, and subscriber management.
• Working experience with SFMC REST and SOAP APIs, Marketing Cloud Connect, and integration of external data sources.
• Strong understanding of Salesforce templates, Content Builder, and modular, reusable content frameworks.
• Ability to explain technical solutions clearly to non-technical stakeholders and translate business requirements into technical specifications.
• Experience leading a small team of developers or managing offshore or partner development resources.
• Bachelor's degree in Computer Science, Information Systems, Marketing, or equivalent practical experience.

Nice To Haves

• SFMC certifications.
• Experience in a digital agency, consultancy, or enterprise CRM team.

Responsibilities

• Translate customer journey maps and lifecycle strategies into SFMC technical blueprints, including data flows, entry sources, decision logic, and channel orchestration.
• Design and maintain Marketing Cloud data extensions, relational data models, sendable and non-sendable structures, and Contact Builder attribute groups.
• Develop and optimize multi-step, multi-channel journeys in Journey Builder using decision splits, engagement splits, wait logic, and goals.
• Build Automation Studio workflows for data imports, SQL query activities, filters, file transfers, and scheduled sends; monitor automations and resolve failures.
• Develop dynamic, responsive email and landing page templates using HTML, CSS, AMPscript, and SSJS; create reusable Content Builder templates, content blocks, and modular design systems.
• Configure and support integrations using SFMC REST and SOAP APIs, Marketing Cloud Connect, and third-party platforms such as CDPs, e-commerce platforms, and analytics tools.
• Own QA, testing, and deployment standards for journeys and campaigns; document builds, naming conventions, and data dictionaries; uphold deliverability, consent, and privacy requirements.
• Serve as the SFMC technical subject matter expert for client and internal teams, mentor junior developers, scope and estimate builds, and support pitches with solution architecture recommendations.
• Set up journey performance tracking and reporting, partner with analytics teams on A/B tests, and iterate builds to improve engagement, conversion, and retention.

Benefits

• Discretionary annual bonus scheme.
• 401k retirement plan.
• Healthcare, vision, and dental insurance.
• Short- and long-term disability coverage and life insurance.
• Remote work for up to 60% of workdays.
• Flexible working hours, with the ability to shape the workday between 8:00 a.m. and 6:30 p.m.
• 14 weeks of paid leave for primary caregivers and 4 weeks of paid leave for secondary caregivers.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior