Source Job

Europe

Lead the design, development, and maintenance of frontend and backend systems. Optimize performance across the full technology stack. Mentor junior engineers and provide guidance on best practices.

HTML CSS PHP AWS NextJS

19 jobs similar to Full Stack Engineer III

Jobs ranked by similarity.

  • Lead the design and implementation of cutting-edge frontend and backend systems.
  • Use innovative techniques to maximize efficiency and performance across the full stack.
  • Mentor junior engineers and lead technical initiatives.

Ignite Visibility is an award-winning, technology-enabled digital marketing agency recognized for its cutting-edge approach to product creation and performance marketing. They are a powerhouse of innovation, driven by strategists, creators, and engineers who work remotely.

$120,000–$140,000/yr
US Canada 3w PTO

  • Work with Design and Product teams to build a web UI that is beautiful, performant, and well-engineered.
  • Architect and build the backend/API to optimize for performance, growth, scalability, ease of future development, and code quality.
  • Write unit, functional, and integration tests to ensure maximum code and product quality.

The Athletic brings sports fans the most comprehensive stories about the teams, sports, and athletes they love, powered by one of the largest global newsrooms in sports media. The Athletic has a newsroom of 500+ full-time staff and delivers in-depth coverage of hundreds of professional and college teams.

Global

  • Architect and build large-scale, modular front-end products that set new standards for performance and accessibility.
  • Elevate the team's front-end craft through insightful code reviews and by establishing patterns for highly componentized systems.
  • Transform complex design visions into elegant, functional experiences that balance aesthetic refinement with technical excellence.

Fueled is a leading digital strategy, design, and engineering agency that, united with 10up, is now the brand of their WordPress practice. They are a 300+ person team that has designed and built hundreds of digital products and experiences for top brands.

Europe

  • Take end-to-end ownership of projects, including design, development, testing, deployment, and monitoring.
  • Develop core customer-facing products from scratch to production, ensuring high-quality and scalable solutions.
  • Automate infrastructure, deployment, and operational workflows using IaC and CI/CD pipelines.

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

$120,000–$180,000/yr
US

  • Develop and maintain code for new and existing products, catering to both end-users and internal operational needs.
  • Create and execute various tests to ensure software reliability and functionality.
  • Monitor application performance and collaborate with the team to optimize software for better performance and scalability.

Treering, a Silicon Valley-based tech company, helps people preserve and celebrate their memories with personalized keepsakes and AI tools.

Europe 6w PTO

Help shape 0→1 products where AI meets commerce. Architect and implement full-stack features using Next.js. Partner closely with product, design, and growth to rapidly test hypotheses and ship improvements.

At ablefy, we believe that passion can turn into a career for anyone! With our cloud-based SaaS platform solution, ablefy.io, we offer an easy and efficient way for everyone to create and sell digital products and online courses.

LATAM

  • Develop and maintain web applications across the full stack using React, Next.js, and Node.js
  • Design, implement, and test front-end and back-end components, ensuring high quality and performance
  • Collaborate with cross-functional teams, including designers and product managers, to implement software solutions

Jobgether uses an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Their system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

US

  • Ramp on full-stack architecture including backend services, frontend applications, APIs, and data flows.
  • Take ownership of a feature area such as user dashboard, transaction flows, admin tools, or API integrations.
  • Partner with product, design, and compliance teams to make pragmatic tradeoffs on user experience, performance, and regulatory requirements.

Bastion enables financial institutions and enterprises to issue regulated stablecoins, generate revenue on reserves, and expand their ecosystems.

Philippines

As a .NET Fullstack Developer, you’ll be part of a high-performing tech team building secure, scalable, and intelligent lending platforms. You’ll work on core backend services that power loan assessments, digital workflows, integrations, and real-time financial decisioning. If you’re passionate about clean architecture, performance, and contributing to products that help businesses access finance faster and smarter, this is a great opportunity to make a real impact in the fintech space.

We are a BCorp company whose purpose is to democratise opportunities for individuals from developing countries.

Canada

Write clean, modular, extensible and well-tested code that supports long-term maintainability and scalability. Design, build, and debug complex distributed systems across the full stack. Collaborate with engineers to design scalable, well tested, and well documented web architecture, including APIs and backend systems.

StackAdapt empowers marketers to reach, engage, and convert audiences with precision through its AI-powered marketing platform.

Latam

Design and build scalable full-stack applications using Golang, Python, and React. Refactor and optimize existing systems to improve performance and maintainability. Contribute to building SaaS products powered by large-scale healthcare datasets.

Coderio designs and delivers scalable digital solutions for global companies, with a strong technical foundation and a product-oriented mindset.

US

  • Own the frontend technical vision across marketing websites, landing pages, and web applications.
  • Build and maintain high-performance websites with Next.js and modern frontend tooling.
  • Partner closely with product, design, and growth teams to support experimentation and iteration.

LumiMeds is a fast-growing U.S.-based telehealth company focused on weight management and long-term metabolic health. They work with a fully remote, globally distributed team and pride themselves on moving quickly, communicating clearly, and building systems that actually work.

US

  • Develop and maintain the client web application and data-driven user interfaces, ensuring architectural integrity and reliability.
  • Design backend architecture and implement services across AWS Glue, Redshift, DynamoDB, API Gateway, SQS, and Cognito.
  • Collaborate with the Product Manager to translate product requirements into actionable technical specifications.

Truelogic is a leading provider of nearshore staff augmentation services headquartered in New York. Their team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects.

US

  • Lead and mentor a team of 3-4 talented engineers within full-stack web engineering.
  • Act as a hands-on manager and participate in project design and implementation.
  • Plan and architect scalable web APIs and backend systems, and build UI components.

StackAdapt empowers marketers to reach, engage, and convert audiences with precision using their AI-powered marketing platform. They seamlessly connect brand and performance marketing to drive measurable results. They are known for a diverse and supportive workplace.

Germany 6w PTO

  • Entwickelst komplexe Lösungen primär mit PHP, unterstützt dein Team auch in angrenzenden Stacks wie C#/.NET oder Angular.
  • Du übernimmst die Delivery-Verantwortung, triffst Architekturentscheidungen (z. B. Strangler Pattern) und begleitest Cloud-Migrationen.
  • Du sicherst die Code-Qualität (Reviews, Tests) und automatisierst Deployments via GitHub Actions in die Cloud (AWS/Azure/GCP).

Public Cloud Group (PCG) helps companies modernize, secure, and future-proof their IT landscapes in the cloud. They have almost 500 Cloud-Expert:innen at 21 locations within Europe and are continuing to grow.

$170,000–$210,000/yr

  • Build impactful user-facing features in collaboration with engineers and cross-functional partners.
  • Design and implement performant, scalable, and reliable solutions.
  • Incorporate the latest AI technologies, tools, and workflows into the platform.

Office Hours is a consulting platform and marketplace helping people earn by sharing what they know and connecting companies with expert advisors on demand.

US

  • Design, develop, and maintain high-quality, scalable web applications and platform services.
  • Build robust backend services and APIs using modern frameworks and cloud-native patterns.
  • Provide architectural direction, evaluate technical trade-offs, and guide long-term platform evolution.

We are seeking an experienced Senior Fullstack Developer who excels in both hands-on engineering and leading projects.

Europe 6w PTO

  • Be part of a cross-functional, mission-driven, and self-organizing delivery team.
  • Develop and maintain user-facing features.
  • Focus on delivering solutions optimized for web performance & accessibility.

air up® have developed an innovative and world-first drinking system that brings flavour to simple tap water through scent alone.