Mid-Level Full Stack Developer

We are seeking a Junior-Mid Level Full Stack Developer with strong experience across both front-end and back-end development. You’ll work closely with our small, agile team to build, maintain, and improve our web applications. This is a great opportunity for someone who has a solid technical foundation and is ready to level up their skills in a fast-moving environment.

Reporting Structure:

This role reports to VP of Product Development., * Develop and maintain full-stack web applications using Laravel/PHP and Vue.js

• Build and style responsive user interfaces using HTML, SASS, and modern JavaScript
• Design and maintain databases using MySQL and MongoDB
• Integrate APIs and third-party services
• Assist in building and optimizing backend services and application logic
• Collaborate with product and design teams to implement new features
• Debug, test, and troubleshoot issues across the full stack
• Write clean, maintainable, and well-documented code
• Participate in code reviews and continuous improvement of development practices

Do you have experience in Web applications?, * 3-5+ years of experience in full-stack web development

• Strong experience with:
• Laravel / PHP
• JavaScript (including experience with the Vue.js framework)
• MySQL & MongoDB
• HTML & SASS (CSS)
• Solid understanding of RESTful APIs
• Experience using Git and version control workflows
• Ability to work independently in a remote environment
• Strong problem-solving and communication skills

Nice to Have (Big Plus)

• Experience working with LLMs (Large Language Models) or AI-driven applications
• Experience with Twilio Conversations and Twilio Voice APIs
• Familiarity with API integrations involving AI or automation tools
• Experience with cloud hosting (AWS, GCP, or similar)
• Knowledge of Docker or CI/CD pipelines
• UI and UX design experience, * Entrepreneurial mindset: You see white space as opportunity, not ambiguity as obstacle. You’re energized by building something from scratch and making it better every day.
• Hustler mentality: You’re proactive, scrappy, and relentless. You don’t wait for perfect conditions-you create momentum through action.
• Client-centric orientation: You genuinely care about your clients’ success and view their wins as your wins. You build trust through competence, responsiveness, and integrity.
• Analytical and strategic: You balance big-picture thinking with tactical execution. You can zoom out to strategy and zoom in to operational details with ease.
• Collaborative leader: You build strong relationships across organizational boundaries and rally people around shared goals. You lead with influence, not authority.
• High emotional intelligence: You navigate complex interpersonal dynamics, manage difficult conversations with grace, and adapt your communication style to your audience., * Are you comfortable with the compensation range listed in the job description?
• How many years of experience do you have with each of the following:
• Laravel / PHP
• MySQL & MongoDB
• HTML & SASS (CSS)
• Describe a recent project where you used Laravel and Vue.js together. What was the product, how did you structure the backend and frontend, and what were the most complex parts you personally built?
• You notice that a Vue.js component displaying data from a Laravel API is loading slowly and sometimes feels unresponsive. How would you diagnose and fix the issue? Be specific about tools, steps, and possible causes on both frontend and backend., * Laravel / PHP: 2 years (Required)
• JavaScript (including experience with the Vue.js framework): 2 years (Required)
• MySQL & MongoDB: 2 years (Required)
• HTML & SASS (CSS): 2 years (Preferred)

$100,000 - $130,000 a year - Full-time, Pulled from the full job description

• 401(k)
• Health insurance
• 401(k) matching
• Paid time off
• Vision insurance
• Dental insurance
• Bereavement leave, We believe in rewarding exceptional talent with compensation that reflects both the value you bring and the opportunity ahead. As an early-stage, high-growth company with sub-$10MM in revenue, we’re at an inflection point where the right contributor can have outsized impact-and share in the upside.
• Base Salary: $100,000 - $130,000, commensurate with experience
• Performance Bonus: Annual performance-based bonus tied to individual, team, and company objectives
• Competitive Health Insurance: Medical, Dental, and Vision majority of premium covered by the organization.
• 401K Retirement: Vested immediately with 4% match
• Flexible PTO: Robust leave policy with vacation, frontloaded sick, and 9 holidays.
• Remote Work: We trust our team to do their best work wherever they are most productive.
• Big Impact: You will help shape decisions, build systems, and see the direct results of what you create.

Translation: Join us now, and you’re not just getting a job-you’re getting a stake in building something meaningful with real wealth-creation potential.

Why Join C6 Site Solutions?

• Shape the future of an industry: Patient recruitment is the #1 challenge in clinical research. You’ll help solve it while building something meaningful from the ground up.
• Ownership and impact: This isn’t a cog-in-the-machine role. You’ll have direct influence on product strategy, product innovation, AI powered features and company growth.
• Work with a development team that cares about quality: You’ll partner directly with the VP of Product Development who is deeply invested in the technology, the business and the people who help build it. Expect transparency, mentorship, and shared commitment to success.
• Performance-based culture: We put our money where our mouth is with clients-and we reward team members who deliver results. Competitive compensation based on experience, phantom equity opportunities, and a path to meaningful wealth creation as we grow.
• Mission-driven work: Every patient we help enroll advances medical research that changes lives. It’s not just marketing-it’s meaningful.
• Flexibility and balance: fully remote work model with flexibility to accommodate how you work best.

C6 Site Solutions is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other characteristic protected by applicable law., * 401(k) matching

• Bereavement leave
• Dental insurance
• Health insurance
• Paid holidays
• Paid time off
• Vision insurance
• Work from home

C6 Site Solutions is a performance-based patient recruitment company specializing in psychiatric and CNS clinical trials. Founded in 2017, we’ve built our reputation on a differentiated model: pharmaceutical sponsors and research sites pay only for screened and randomized patients-not leads, not clicks, not promises. This shared-risk approach aligns incentives across the entire ecosystem and has made us a trusted partner to leading pharmaceutical companies and research sites nationwide.