Full-Stack Web Development Expert (Cross-Platform Focus) — Subject Matter Expert
Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Jan 29, 2026. Vosyn scores D on the Alion truth index.
Job Title: Full-Stack Web Development Expert (Cross-Platform Focus)
Level: Senior SME
Department: Software Development
Status: Contract (10-15 hours/week)
Work location: Fully Remote
Compensation: Hourly ($250)
Company Overview: At Vosyn, we embrace the exciting, game-changing world of Artificial Intelligence, driving innovation and pioneering impactful projects across various industries. Our incubator, AI Venture Lab, nestled in the heart of Office146.com, is a crucible of entrepreneurial spirit, supported by intelligent processes and industry-leading best practices. We believe in fostering a culture of flexibility, continuous improvement, and solution-focused strategies. Here, every idea is welcomed, nurtured, and has the potential to scale to new heights. Currently, we're at the forefront of a significant IPO endeavor, a truly unicorn in the making. We invite you to be part of our journey and leave your imprint on the future of AI. At Vosyn, you will have the opportunity to engage with a fast-growing global organization with diversity of thought, experience, and cultures.
About the Role: We are seeking an experienced Full-Stack Web Development Expert to serve as a trusted advisor and mentor for our tech leads and team leads. In this role, you will provide strategic technical guidance across the entire web development stack, sharing your deep expertise in modern web technologies, architectures, and full-stack development best practices. Your guidance will ensure our projects are performant, scalable, maintainable, and aligned with industry standards, particularly in the realm of cross-platform application development.
Key Responsibilities:
- Guide the team in evaluating and adopting optimal tech stacks for full-stack web development, considering both current and emerging technologies, with a focus on cross-platform compatibility
- Provide expert-level mentorship on all aspects of cross-platform web application development, from front-end frameworks and state management to back-end architecture and API design
- Lead architectural decisions and design patterns to optimize scalability, performance, maintainability, and security across the entire application stack
- Advise on database selection and management strategies, including both SQL and NoSQL solutions
- Share best practices for API design and development, including RESTful principles, versioning, and documentation
- Offer guidance on implementing media streaming solutions using DASH and HLS
- Provide expertise in implementing robust authentication and authorization mechanisms
- Share insights on front-end performance optimization techniques and testing methodologies
Required Qualifications:
- 7+ years of proven experience in full-stack web application development, with emphasis on cross-platform applications
- Strong proficiency in modern JavaScript frameworks like Next.js and React; familiarity with Electron
- In-depth understanding of client-server architecture, containerization using Docker, backend REST API development
- Expertise in Django and Python
- Experience with both relational (PostgreSQL, MySQL) and non-relational (MongoDB, Cassandra) databases
- Hands-on expertise in implementing media streaming solutions using DASH and HLS
- Proven experience in implementing secure coding practices and authentication/authorization mechanisms
- Strong understanding of various testing methodologies and tools
- Demonstrated success in providing technical leadership and mentoring
- Excellent communication and problem-solving skills
Preferred Qualifications:
- Experience with WebSocket-based real-time systems
- Expertise in front-end performance optimization techniques
- Experience with cloud deployment and scaling strategies
- Knowledge of modern state management solutions
- Experience in mentoring development teams
Additional Perks:
- Be part of the invigorating journey of a pre-seed AI startup in stealth mode
- Engage directly with senior management and strategic advisory board members
- Gain valuable experience in the bleeding-edge AI space
- Remote-first culture with flexible working arrangements
DEI and Workplace Safety: At Vosyn Inc., we are committed to fostering a diverse, equitable, and inclusive workplace where every employee feels valued and supported. We believe that diversity of thought, background, and experience enriches our company culture and enhances innovation. We are an equal-opportunity employer and encourage candidates from all walks of life to apply. As part of our commitment to creating a safe and healthy work environment, we prioritize workplace safety, adhering to all relevant regulations and promoting a culture of responsibility. We believe that a safe and inclusive workplace is essential for the well-being and success of our team members.
Recruitment Process:
- Initial Screening: Review of application and preliminary assessment
- Video Interview: In-depth discussion of technical expertise and role expectations
- Technical Panel Interview: Deep dive into technical experience and approach to architecture/design challenges
- Final Selection: Assessment of overall fit and alignment
- Offer and Onboarding: Equity compensation details and onboarding process.
Join a dynamic global organization that champions diversity in thought, experience, and culture. Our team is composed of top experts from around the world. We invite you to leverage your expertise, mentor future leaders, and thrive with us in this exciting journey.
Apply Now:
Please apply via our career site: Vosyn Careers