Role Description Drive the design, architecture, and delivery of complex backend systems that enable 3D and computer vision experiences at scale. - Lead the development of mission-critical APIs, data pipelines, and services that support high-traffic applications used globally. - Partner with product and engineering leadership to define technical direction, identify foundational investments, and plan for scale and performance. - Serve as a force multiplier by mentoring senior engineers, conducting architecture reviews, and enabling high-quality, high-velocity development across teams. - Champion engineering excellence and set the technical bar for backend systems in terms of scalability, resiliency, observability, and maintainability. - Lead cross-functional initiatives that span multiple teams and stakeholders across the business. - Help shape the long-term technical vision and culture of the engineering organization. - Influence hiring, onboarding, and growth strategies to ensure a strong and healthy team over time. Qualifications - 8+ years of software development experience building and operating scalable, reliable systems in production environments. - Strong experience with complex ETL flows and high-throughput systems is highly preferred. - Deep understanding of computer science fundamentals (algorithms, data structures, networking, databases). - Proven experience designing and scaling distributed systems focusing on performance, observability, and fault tolerance. - Strong architectural instincts and the ability to make high-leverage technical decisions that impact multiple teams and systems. - Demonstrated ability to influence and mentor senior engineers, guide teams through ambiguity, and elevate engineering practices across the board. - Exceptional ownership mindset — you drive initiatives forward, raise the bar, and deliver lasting impact. - Excellent communication and cross-functional collaboration skills. - Comfortable operating in a fast-paced, high-autonomy, product-driven environment. - Experience with e-commerce and catalog management is preferred. - Familiarity with our stack (Python, Django, Kubernetes, PostgreSQL, AWS) is strongly preferred, but deep expertise in analogous systems and a willingness to learn are welcome. Benefits - Remote-first company that encourages employees to work from where they're most productive. - Tight-knit teams to cultivate an ownership mentality. - Focus on curiosity and attention to detail. - Work anywhere in the world for up to 3 months! - Parental leave program. - Work-from-home stipend. - Your birthday (and our company's birthday) is a day off! Company Description Leap Tools is building the world's most advanced solutions for the interior décor industry, with customers in 80+ countries, including Fortune 500 companies and local retailers. Recognized as one of the fastest-growing tech companies by Deloitte for multiple years, we seek ambitious challenge-seekers to help create an iconic global tech company.

• Own the tooling for Maps & Testing • Scope, design, ship, and stabilize the internal tools and services the Maps & Testing teams depend on. • Build and maintain features in Laravel Nova and related backend surfaces. • Make the architectural calls, data model evolution, caching boundaries, where to spend latency budget. • Work fluidly across the data layer. • Treat performance, observability, and operational health as part of "done." • Work on AI-driven features and pipelines. • Move across the stack when the work demands it. • Take ownership of what you work on, what you cut, and what you sequence. • Provide substantive code review and raise the level of design discussions when needed.

• Contribute to the development of The Grid platform • Collaborate with engineers on various projects • Solve complex problems in robotics and software engineering • Work on manufacturing execution systems and internal tooling

Title: Senior Full Stack Developer (Node.js + React.js) Location: Waterloo, ON CA HybridSTACK IT RecruitmentFull timeHybrid Job Description: Build scalable SaaS solutions that make a real-world impact as a Senior Full Stack Developer (Node.js + React) We're partnering with an established software company looking for a Senior Full Stack Developer to join a small, highly collaborative product team developing enterprise web applications used by organizations across the education, telecom and goverment sectors. This role is ideal for someone who enjoys owning features from design through deployment. You'll work across the full stack using React on the frontend and Node.js on the backend, building REST APIs, integrating messaging services, designing microservices, and contributing to architectural decisions that shape the long-term direction of the platform. Who You Are You're a senior full stack developer who enjoys taking ownership of your work and building scalable, high-quality applications. You thrive in collaborative environments and bring a thoughtful approach to solving complex technical challenges. You're someone who: - Enjoys working across both the frontend and backend using Node.js and React - Thinks beyond implementation and contributes to technical and architectural discussions - Writes clean, maintainable, and well-documented code - Takes ownership of features from design through deployment - Communicates openly, asks thoughtful questions, and collaborates effectively with Product and Development teams - Enjoys solving complex engineering problems and continuously improving the way software is built - Keeps the end user in mind when designing technical solutions Work Type Location: Waterloo, ON Hybrid: 2-3 days per week in the office Vacancy Type: This position reflects a new vacancy Requirements What You'll Do - Design, develop, and maintain enterprise web applications using Node.js and React - Build scalable backend services and RESTful APIs supporting modern SaaS applications - Develop responsive, intuitive user interfaces using React and modern frontend development practices - Design and implement solutions within a microservices architecture - Develop integrations using RabbitMQ or similar messaging technologies - Work with PostgreSQL and other relational databases to support scalable, high-performance applications - Participate in application architecture, feature design, and technical planning discussions - Translate user stories and product requirements into well-designed technical solutions - Perform code reviews and contribute to development standards and best practices - Troubleshoot complex issues across frontend, backend, APIs, messaging services, and databases - Help establish and improve CI/CD pipelines using GitHub Actions, Jenkins, or similar tools - Write clear technical documentation to support long-term maintainability - Collaborate closely with Product to ensure solutions meet both technical and business requirements What We're Looking For - 6+ years of professional experience developing full stack web applications - Strong commercial experience developing backend services with Node.js - Extensive experience building modern frontend applications using React - Strong understanding of JavaScript, asynchronous programming, and REST API development - Experience working within a microservices architecture - Hands-on experience with RabbitMQ, Kafka, or another messaging platform - Experience with PostgreSQL, MySQL, MariaDB, or similar relational databases - Experience contributing to CI/CD pipelines using GitHub Actions, Jenkins, or similar technologies - Strong understanding of software architecture, scalable application design, and engineering best practices - Experience working within Agile/Scrum development environments - Excellent analytical, troubleshooting, and problem-solving skills - Strong communication skills and the confidence to contribute to technical discussions - Commitment to writing clean, maintainable, well-documented code Nice-to-Haves - PHP development experience - Experience designing application architecture - Docker or containerization experience - Familiarity with Tailwind CSS or modern frontend tooling - Experience working with AI-assisted development tools What Makes This Role Exciting - Own More Than Just Your Code: Play an active role in shaping technical solutions, contributing to architectural decisions, and influencing the direction of products from concept to deployment. - Solve Interesting Engineering Challenges: Work across the full stack on scalable applications, distributed systems, and modern microservices that require thoughtful engineering, not just feature delivery. - Join a Team Where Your Voice Matters: Work alongside a collaborative group of developers and Product leaders who value open communication, fresh ideas, and continuous improvement. - Build Technology That Makes a Difference: Contribute to software that helps organizations create safer digital environments while delivering reliable, high-quality solutions to customers around the world. Benefits - Base Salary: $110,000 - $130,000 - Paid Time Off: Competitive vacation and personal days to help maintain a healthy work-life balance - Health & Wellness Benefits: Medical, dental, and vision benefits to support your overall well-being - Professional Development: Annual professional development allowance to support continued learning and technical growth Ready to Elevate Your Career? Apply Now! At  STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70% of the qualifications, we encourage you to apply for it. We’d love to chat! Know someone perfect for this role? Share this with your network, you might just help someone take the next big step in their career. We’re proud to support diversity and inclusion. Need accommodation during the hiring process? Just let us know; we are here to support you! AI Use Disclosure: STACK IT uses AI-enhanced tools to support initial candidate screening and interview note analysis. All assessments and hiring decisions remain human-led.