Mondo
Mondo

33 Mondo Back End Developer Jobs Hiring Near You

This role is approximately a 50/50 split between frontend and backend development, with a strong ... Mondo defers to the applicable State or local law for paid sick leave eligibility.

Mondo is seeking a Lead Software Engineer to drive development initiatives across a customer-facing ... backend engineering experience with Node.js • Experience building APIs, microservices ...

AI Engineer

Manhattan, NY · Remote

$85 - $110/hr

Backend or full-stack software development experience (backend preferred). * Strong software ... Mondo defers to the applicable State or local law for paid sick leave eligibility.

Sr. Backend Engineer

Media, PA · Remote

$90 - $105/hr

Senior Backend Software Engineer (Java/Go), Hybrid - Onsite 4 Days/Week. Start date is ASAP for this Contract position. Job Title: Senior Backend Software Engineer (Java/Go) Location-Type: Hybrid ...

Sr Backend Engineer

Denver, CO · Remote

$185K - $230K/yr

They are seeking a Senior DevOps / Infrastructure Engineer to strengthen the cloud, security, and operational foundations supporting their AI initiatives. This role focuses on infrastructure ...

AI Engineer

Raleigh, NC · Remote

$130K - $160K/yr

AI Engineer, location is remote in the Raleigh, NC area with onsite collaboration as needed. The ... Develop backend services, APIs, and integrations using Elixir * Work with SQL databases and ...

Strong backend engineering experience with Node.js, APIs, and microservices * Experience with distributed systems and event-driven architectures/CDC workflows * AWS cloud environment experience

Software Developer

Manhattan, NY · Remote

$61 - $66/hr

Software Developer Location: Remote (EST or CST only - starting at 7am EST) Start Date: ASAP ... Develop backend services using NestJS (60-80% of daily workload) * Develop front-end features using ...

Software Developer

Manhattan, NY · Remote

$61 - $66/hr

Software Developer Location: Remote (EST or CST only - starting at 7am EST) Start Date: ASAP ... Develop backend services using NestJS (60-80% of daily workload) * Develop front-end features using ...

Kentico Developer

Rosemont, IL · Remote

$60 - $69/hr

Kentico Developer, Remote. Start date is ASAP for this Contract (through EOY, likely to extend ... This role supports the client's web platform by owning backend development, debugging, and ongoing ...

Lead Software Engineer

Tempe, AZ · On-site

$65 - $73/hr

Strong backend engineering experience with Node.js * Experience building APIs, microservices, distributed systems, and event-driven architectures/CDC workflows * Experience working within AWS cloud ...

Strong backend engineering experience with Node.js * Experience building APIs, microservices, distributed systems, and event-driven architectures/CDC workflows * Experience working within AWS cloud ...

Lead Software Engineer

Irving, TX · On-site

$65 - $73/hr

Strong backend engineering experience with Node.js * Experience building APIs, microservices, distributed systems, and event-driven architectures/CDC workflows * Experience working within AWS cloud ...

Strong backend engineering experience with Node.js * Experience building APIs, microservices, distributed systems, and event-driven architectures/CDC workflows * Experience working within AWS cloud ...

PHP Developer

Centreville, VA · Remote

$40 - $44/hr

PHP Developer, location is Remote. The start date is August 17 for this contract position. Job ... Consume REST APIs and support backend integrations * Work directly with the Hiring Manager to ...

Staff Engineer 5122

Charlotte, NC · Remote

$90 - $100/hr

Not eligible for visa sponsorship This Staff Engineer role leads end-to-end architecture and technical direction for a high-growth cards platform, designing scalable backend systems that will serve ...

Apply now: Sr. Software Engineer (Full Stack) , Remote (EST Hours Required). Start date is ASAP for ... JavaScript, React, and modern UI patterns on the front end; Java and Spring Boot on the back end ...

Software Engineer, location is Remote. The start date is July 27 for this contract-to-hire position ... This role is primarily backend-focused using C#/.NET and Azure, with occasional frontend ...

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Showing results 1-20

Mid Level Full Stack Developer

Mondo

Washington, DC • Remote

$55 - $65/hr

Contractor

Medical, Retirement

Posted 19 days ago


Job description

Apply now: Mid-Level Full Stack Developer, location is Remote. The start date is August 17 for this contract position.

Job Title: Mid-Level Full Stack DeveloperLocation-Type: Remote (Must Work EST Hours)Start Date Is: August 17Duration: Approximately 2.5-Month Contract (Through October 30)Compensation Range: $55-65/hr

Job Description:Seeking a Mid-Level Full Stack Developer to support a high-profile website rebrand, migration, and product enhancement initiative. This role is approximately a 50/50 split between frontend and backend development, with a strong emphasis on React, JavaScript, CSS, AI-assisted development, and collaboration within an Agile team to deliver a successful website launch on an aggressive timeline.

Day-to-Day Responsibilities:

  • Support a nonprofit website rebrand, including new branding, UI updates, and responsive design changes
  • Participate in a website and domain migration, with potential server migration support
  • Build and maintain both frontend and backend functionality
  • Develop reusable React components and maintain accessible, responsive interfaces
  • Complete assigned Agile sprint tickets and participate in daily standups and sprint planning
  • Implement analytics, third-party integrations, and AI-assisted product enhancements
  • Utilize AI development tools, including Cursor, throughout the software development lifecycle
  • Collaborate with engineering teammates, designers, and non-technical stakeholders to deliver project milestones
  • Troubleshoot, test, and deploy production-ready code within compressed project timelines

Requirements:

  • Must-Haves:
    • 3–5 years of professional full stack web development experience
    • Strong experience with React, JavaScript, HTML, and CSS
    • Backend development experience supporting web applications and integrations
    • Experience with website migrations, redesigns, or rebranding initiatives
    • Experience working with enterprise or headless CMS platforms
    • Strong understanding of WCAG accessibility standards
    • Experience using Git and modern Agile development workflows
    • Hands-on experience using AI-assisted coding tools (Cursor preferred)
    • Strong communication skills with the ability to work effectively with technical and non-technical stakeholders
    • Comfortable joining an active Agile project and contributing immediately
  • Nice-to-Haves:
    • Server migration experience
    • AI feature implementation or AI product enhancement experience
    • Google Analytics 4 or Google Tag Manager implementation
    • Technical SEO optimization
    • Nonprofit or higher education experience
    • Automated accessibility testing experience

Benefits:

This role is eligible to enroll in both Mondo's health insurance plan and retirement plan. Mondo defers to the applicable State or local law for paid sick leave eligibility.