Full-Stack Engineer

Posted Yesterday
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Hiring Remotely in Lithuania
Remote
Senior level
Information Technology • Consulting
The Role
Senior full-stack engineer building and shipping customer-facing eLearning features across frontend and backend. Own end-to-end features, design APIs and data models, ensure performance and accessibility, integrate AI-powered capabilities, instrument analytics, improve reliability, mentor engineers, and collaborate with product and design to deliver production-quality solutions.
Summary Generated by Built In
Description

MWDN is an international recruitment and outstaffing company with 23+ years of experience connecting exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. In this role, MWDN acts as the recruitment partner, and the selected candidate will work directly with the client’s team on their product in an international environment.

What is your new project?

Domain: eLearning

Location: California, USA

Company size: 11-50

Founded in: 2019

What makes this project exciting?

Our client offers a modern compliance and eLearning platform designed to help organizations build safer, more inclusive, and productive work environments. The platform features a comprehensive library of interactive courses - covering harassment prevention, diversity and inclusion, safety, ethics, and security awareness - that are mobile-friendly and focused on achieving meaningful learning outcomes rather than just completion. It also provides advanced capabilities such as AI-assisted course creation, structured learning paths, real-time analytics, automated tracking and notifications, and adaptable LMS tools to meet organization-specific training requirements. The result is a flexible, engaging, and scalable solution that empowers teams while streamlining compliance management across industries.

Explore the open roles below and take the next step in your career!

What makes you a great fit
  • 7+ years of experience building customer-facing web applications
  • Strong proficiency in both React (or comparable modern JS framework) and Ruby on Rails
  • Experience designing and building RESTful APIs and working with relational databases
  • Comfort owning projects from concept through production, including making architectural trade-offs
  • Track record of raising the bar for the team - through mentorship, code quality, or process improvements
  • Experience with CI/CD pipelines, infrastructure-as-code, or cloud platforms (AWS preferred)
  • Responsive design, accessibility standards, and cross-browser compatibility experience
  • Experience with observability tooling (logging, monitoring, alerting)
  • Strong written and verbal communication skills in English
  • Willingness to work US timezone hours for team collaboration

Preferred Qualifications:

  • Experience integrating LLMs or AI/ML services into production applications
  • Experience with A/B testing, personalization, or data-driven content customization
  • Background in a startup or high-growth environment
  • Familiarity with compliance, security awareness, or ed-tech domains.
Your day-to-day in this position
  • Own features end-to-end: scope the technical approach, build across frontend and backend, and ship to production
  • Design and maintain APIs, data models, and backend services that are reliable and performant
  • Build polished, accessible frontend experiences with attention to UI/UX details
  • Build and integrate AI-powered features - from personalized learningexperiences to intelligent compliance tooling - from prototype to production
  • Use AI-assisted development tools (e.g., Claude Code, Copilot) to accelerate your work and help the team adopt effective AI tooling
  • Instrument analytics and use data to guide product and engineering decisions
  • Collaborate closely with product, design, and other engineers to deliver on key initiatives
  • Identify and resolve performance bottlenecks, technical debt, and reliability issues
  • Mentor other engineers through code review, pairing, and architectural guidance
Our next steps

✅ Intro call with a Recruiter — ✅ Screen interview with the client — ✅ Coding Assessment — ✅ System Design — ✅ Final interview— ✅ Offer

Skills Required

  • 7+ years building customer-facing web applications
  • Strong proficiency in React (or comparable modern JS framework)
  • Strong proficiency in Ruby on Rails
  • Experience designing and building RESTful APIs
  • Experience working with relational databases
  • Ability to own projects from concept through production and make architectural trade-offs
  • Track record of mentorship, improving code quality, or process improvements
  • Experience with CI/CD pipelines, infrastructure-as-code, or cloud platforms (AWS preferred)
  • Experience with responsive design, accessibility standards, and cross-browser compatibility
  • Experience with observability tooling (logging, monitoring, alerting)
  • Strong written and verbal communication skills in English
  • Willingness to work US timezone hours for team collaboration
  • Experience integrating LLMs or AI/ML services into production applications
  • Experience with A/B testing, personalization, or data-driven content customization
  • Background in a startup or high-growth environment
  • Familiarity with compliance, security awareness, or ed-tech domains
  • Familiarity with AI-assisted development tools (e.g., Claude Code, GitHub Copilot)
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The Company
Warszawa
143 Employees
Year Founded: 2002

What We Do

MWDN bridges the gap between your business and the top-tier talents worldwide. With strategically located delivery centers across Central and Eastern Europe, MWDN empowers startups and established businesses in the USA, Europe, and Israel. Let MWDN connect you to the talent that turns the impossible into reality. What we offer: ✔️200+ in-house software development and tech engineers – a global pool of IT and digital experts ✔️60% saving on direct labor costs and other payment plans for tight-budget projects ✔️20 years of experience in healthcare, logistics, fintech, cybersecurity, and manufacturing software ✔️24/7 assistance with your remote teams, regardless of their location Our services: - Staff augmentation - Dedicated teams - R&D team extension - Global IT recruitment Our expertise: - Transportation and logistics - Cybersecurity - FinTech - Blockchain - Construction - Medical sphere and healthcare - Telecommunication - ATS - GameDev We personalize our services for each client, and some of them have stayed with us for years! See what they say. SHARON VIENTE - Co-Founder & CTO Better Chains “I approached MWDN for a POC that was delivered ahead of time with very competitive pricing. Following that experience, I have been working with various teams at MWDN for more than two years. Developers and managers have. great technical and interpersonal qualities.” NETANEL MOHONI - CEO, VIDOO “MWDN is one of the best subcontractors we’re working with. The development team are experts, and the management team are flexible and opportunity creators. Definitely the right choice.” Let’s get in touch: [email protected]

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