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Senior Javascript Developer Jobs in Maine (NOW HIRING)

MaineHealth

Senior Developer

Portland, ME · On-site

$55.75 - $73.75/hr

MaineHealth Corporate is seeking a Senior Developer to lead the architecture, development, and ... Javascript/CSS/HTML required. Preferred : • 5+ years of progressive, hands-on web development ...

NinjaOne

About the Role As a Senior Performance Software Engineer, you will serve as a technical leader for ... k6, JavaScript, Grafana, and InfluxDB. * Documentation - Develop and maintain technical ...

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Senior Javascript Developer information

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$29

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How much do senior javascript developer jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for senior javascript developer in Maine is $58.48, according to ZipRecruiter salary data. Most workers in this role earn between $52.36 and $66.59 per hour, depending on experience, location, and employer.

What is a Senior Javascript Developer job?

A Senior JavaScript Developer is a highly experienced programmer specializing in JavaScript, including frameworks like React, Angular, or Node.js. They are responsible for designing, developing, and optimizing web applications, ensuring high performance and maintainability. Additionally, they provide technical leadership, mentor junior developers, and collaborate with cross-functional teams to deliver scalable solutions. Strong problem-solving skills, deep knowledge of JavaScript best practices, and experience with modern development tools are essential for this role.

What are typical challenges faced by Senior Javascript Developers in day-to-day work?

Senior Javascript Developers often encounter complex challenges such as optimizing web application performance, ensuring code scalability and maintainability, and integrating with diverse APIs and services. They are also expected to troubleshoot legacy code and address security vulnerabilities, all while keeping up with the rapidly evolving JavaScript ecosystem. Collaborating with designers, product managers, and junior developers can add layers of complexity to project requirements. However, overcoming these challenges is rewarding and provides opportunities to shape technical strategy and influence best practices within the team.

What are the key skills and qualifications needed to thrive in the Senior Javascript Developer position, and why are they important?

To thrive as a Senior Javascript Developer, a strong command of JavaScript (including ES6+), advanced front-end frameworks (like React, Angular, or Vue), and back-end technologies (such as Node.js) are essential, along with several years of professional coding experience. Familiarity with version control systems (like Git), CI/CD pipelines, and relevant certifications (e.g., AWS Certified Developer or JavaScript certifications) is highly valued. Excellent problem-solving abilities, mentorship skills, and effective communication help developers collaborate and lead within cross-functional teams. These skills enable Senior Javascript Developers to build robust applications, guide junior team members, and drive innovation in fast-paced tech environments.

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Senior Developer

Senior Developer

MaineHealth

Portland, ME • On-site

$55.75 - $73.75/hr

Full-time

Re-posted 6 days ago

MaineHealth rating

7.2

Company rating: 7.2 out of 10

Based on 234 frontline employees who took The Breakroom Quiz

327th of 886 rated healthcare providers

Job description

Job Summary:
MaineHealth Corporate is seeking a Senior Developer to lead the architecture, development, and maintenance of their web platform and connected products. This role involves building features and integrations on Drupal 11 and AWS, ensuring the site remains fast, secure, and reliable for users in Maine and New Hampshire.
Responsibilities:
• own the AWS environment and Drupal 11 platform that the site runs on, managed as infrastructure-as-code.
• build and maintain features in PHP/Drupal against a defined product roadmap.
• connect the web platform to its sources of truth (HRIS, Jobvite, Google Business Profile, provider and location data, and others) so what's published stays accurate.
• GA4, Google Search Console, Crazy Egg, and Looker Studio reporting.
• set code standards and mentor team members.
• keep the lights on for a system serving patients on what may be a hard day.
Qualifications:
Required:
• Bachelor's Degree with an emphasis in Computer Science, Engineering or related field preferred.
• Five years of progressive experience in product management development and Open Source development stack required.
• Expert experience in content management systems required.
• Strong experience with API/Data Integrations, Javascript/CSS/HTML required.
Preferred:
• 5+ years of progressive, hands-on web development experience.
• Expert-level PHP and enterprise CMS development; Drupal strongly preferred (we run Drupal 11): custom module and theme development, entity/field architecture, and Drupal's core APIs.
• Demonstrated AWS experience across EC2, S3, CloudFront, and Aurora/RDS, with infrastructure-as-code (CloudFormation) for provisioning and deployment.
• Strong modern JavaScript, CSS, and HTML, with responsive and accessible front-end development.
• Proven API and data-integration work (REST/GraphQL) connecting web platforms to enterprise systems of record.
• Search implementation experience (Apache Solr or equivalent) preferred.
• Web analytics implementation experience (GA4, tag management, dashboarding) preferred.
• Experience managing development or technical vendors a plus.
• Working knowledge of web accessibility (WCAG 2.1/2.2, Section 508), security, and performance (Core Web Vitals) best practices.
• Healthcare or other regulated-industry experience a plus.
Company:
A not-for-profit family of high-quality providers and healthcare organizations. Founded in 1997, the company is headquartered in Portland, USA, with a team of 10001+ employees. The company is currently Late Stage.

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