Website Backend Developer

Population Services International

Washington, DC, United States

about 2 months ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Experienced

Experience required

3 years minimum

Working hours

Regular working hours

Job source

indeed.com

Tech stack

Contentful PHP (Programming Language) Web Accessibility Data Analysis VoIP Command-Line Interface Data Structures Web Development Google Analytics MySQL Payment Gateway Performance Tuning

+22 more

Next.js Systems Integration Software Vulnerability Management Web Content Accessibility Guidelines Web Performance Optimization Website Builder WooCommerce WordPress Google Tag Manager Image Compression File Transfer Protocol (FTP) ReactJS Caching Backend Git Git Flow Integration Frameworks Hubspot Firewall Services Module Mailchimp Webhooks Web Api

Job description

Task Orders will be issued across our corporate and consumer-facing sites and may include any of the following:

WordPress theme and plugin development, customization, and troubleshooting
WooCommerce configuration, extensions, and payment gateway integrations
Custom post types, fields, and data structures via Meta Box
Third-party integrations - including 3CX, Mailchimp, HubSpot, Google, and payment providers. This may also include integrations with WhatsApp or Contentful CMS.
Performance tuning: caching (EverCache), image optimization (Imagify), and CDN configuration (Fastly)
Security monitoring, firewall configuration, and vulnerability remediation (Jetpack, WPEngine)
Analytics and tracking setup via Google Tag Manager, GA4, and Facebook Pixel
Staging, deployment, and Git-based workflows via WPEngine, or possibly Next.js
Accessibility compliance support in coordination with Ally tooling

Each Task Order will define the specific scope, timeline, deliverables, and compensation. All website development and products become the sole property of Viya Health upon payment.

Requirements

We’re looking for an independent developer or small firm with deep WordPress and WooCommerce experience, along with strong Next.js/React experience. Generalist backend skills are a plus, but platform-specific expertise is the priority.

Required

3+ years of professional WordPress backend development experience
Strong WooCommerce expertise: extensions, webhooks, custom payment gateway integration, and order workflow management
Proficiency with PHP and the WordPress plugin/theme development ecosystem
Experience with WPEngine or similar managed WordPress hosting (staging, SFTP, Git deployments)
Familiarity with Elementor Pro and Meta Box for custom content architecture
Experience integrating third-party APIs and webhooks within the WordPress environment
Working knowledge of MySQL and WordPress database structure
Comfort with Git-based workflows and basic command-line tools

Preferred

Experience with African payment gateways (Yoco, PesaPal) or similar regional providers
Familiarity with 3CX plugin configuration and VoIP/chat website integrations
Google Tag Manager, GA4, and Facebook Pixel implementation experience
Knowledge of web performance optimization: caching layers, image compression, CDN configuration
Accessibility compliance experience (WCAG 2.1 or similar standards)
Prior experience under IDIQ, T&M, or similar contract vehicles, * 2-3 work samples or portfolio links - WordPress/WooCommerce projects preferred; code repositories welcome