Senior Marketing Backend Developer

TL;DR

Senior Marketing Backend Developer (Marketing Tech): Develop, maintain, and optimize backend services and APIs powering customer-facing websites and marketing operations systems with an accent on integrations with Marketo, Salesforce, and cloud infrastructure. Focus on ensuring reliable data flow, workflow automation, database performance, and scalability under production loads.

Remote - Colombia

Company

Founded in 2005, hirify.global (formerly AffiniPay) is a professional business platform for legal, accounting, and client-focused professionals, trusted by over 250,000 users across the U.S. to simplify operations, ensure compliance, and drive growth.

What you will do

• Develop, maintain, and support backend services and APIs for customer-facing websites and marketing platforms.
• Build integrations between marketing systems like Marketo and Salesforce for reliable data flow and automation.
• Design and maintain databases focused on marketing and customer data reliability and performance.
• Optimize backend code and processes for scalability, stability, and performance.
• Collaborate with frontend developers, designers, and marketing stakeholders on digital experiences.
• Troubleshoot issues, document systems, and communicate progress to stakeholders.

Requirements

• 5-8 years of experience developing and supporting backend systems, APIs, or services.
• Bachelor’s degree in Computer Science, IT, or equivalent practical experience.
• Working knowledge of cloud infrastructure, preferably AWS (Lambda, S3, DynamoDB).
• Demonstrated experience leveraging AI tools to improve workflows and drive innovation.
• Experience with server-side APIs using Ruby, Python (Django, Flask), Node.js or similar.
• Location: Remote from Colombia only.

Nice to have

• Experience with Marketo, Salesforce, or similar platforms.
• Familiarity with infrastructure-as-code (CloudFormation, SAM, Terraform).
• Experience in customer-facing web platforms in marketing or SaaS.
• Knowledge of Google Tag Manager, Contentful, Netlify.
• Core frontend concepts (HTML, CSS, JavaScript) and modern JS frameworks (Astro, React, Vue, Svelte, Next.js).

Culture & Benefits

• Full compliance with Colombian social security (health, pension, risk coverage).
• Paid sick leave from day one, flexible time off up to 15 days per year.
• Parental leave per Colombian law, company holidays for public holidays.
• Staff referral bonuses, culture rooted in continuous learning, community, wellness, and core values: Work Smart, Win Fast; Outshine Ordinary; We Find a Way.
• Diverse and inclusive environment with equal access to opportunities.