Remote-Node.js, System Tech Lead

Senior Full-Stack Developer

Job Summary: We are looking for a highly experienced senior full-stack developer (15+ years) with a focus on Node.js to lead a small team of senior developers to maintain, expand, and optimize scalable applications that facilitate warehouse operations. As a key technical leader, you will drive the design of microservices and collaborate with cross-functional teams to deliver cutting-edge applications. This role requires deep expertise in Node.js, system architecture, cloud platforms, and high-performance applications.

Key Responsibilities:

• Lead an experienced team to deliver high-quality results to the client team by providing coaching, training, and oversight.
• Architect and develop highly scalable, secure, and efficient backend systems using Node.js.
• Design, implement, and optimize microservices architecture with event-driven systems.
• Design, implement, and optimize on-device database service.
• Design, implement, and optimize React Native application used in warehouse operations.
• Lead high-level technical discussions, setting coding standards and best practices.
• Work with cross-functional teams (frontend, DevOps, product managers) to align business needs with technical execution.
• Optimize databases for high availability and performance (PostgreSQL, MySQL).
• Oversee CI/CD pipelines, containerization (Docker, Kubernetes), and cloud infrastructure (AWS).
• Implement and enforce security best practices, authentication (OAuth, JWT), and data protection strategies.
• Conduct code reviews, mentor junior and mid-level developers, and drive a culture of excellence.
• Monitor application performance, conduct root-cause analysis, and implement optimizations for scalability and resilience.
• Stay ahead of emerging technologies and industry trends, bringing innovation to the team.

Requirements:

• 15+ years of software development experience, with at least 8 years in Node.js and backend development.
• Expert in React Native, JavaScript, and TypeScript, with deep knowledge of asynchronous programming, event loops, and design patterns.
• Strong experience in building and scaling microservices and distributed systems.
• Proficiency with SQL databases (PostgreSQL, MySQL, TSQL-T).
• Hands-on experience with message brokers (Pulsar).
• Awareness in containerization (Docker, Kubernetes) and DevOps practices.
• Proficiency in automated testing (unit, integration, end-to-end) using Mocha or similar frameworks.
• Strong leadership and mentoring skills, with experience leading development teams.
• Ability to drive architectural decisions and align business goals with technical solutions.

Nice-to-Have:

• Familiarity with observability tools (Datadog).
• Exposure to WMS Systems, Mobile Applications, Warehouse Automation, 3PL, Voice.

About Cognizant's IoT Practice:

Intelligent, IoT-enabled products will soon result in the proliferation of data and disrupt virtually all industries. To be successful, both large and small companies must leverage IoT capabilities by designing modern products that fundamentally connect people with processes. Within Cognizant IOT, we engineer industry-aligned, IoT-enabled products that merge industry needs with human drivers. Our intelligent products will revolutionize experiences and result in exciting, transformative outcomes. Without human-centered thinking, connected products are just standalone thingsbut with it, our modern connected products facilitate a unified way of life enjoyed by all.

The annual salary for this position is between $131,000 $180,000 + Bonus depending on experience and other qualifications of the successful candidate. This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law. Applications will be accepted until October 16th, 2025.

What we offer:

• The chance to work with impact. Here, you're empowered to bring your biggest thinking to help our company and clients improve everyday life.
• Ownership over your career. Stay at the top of your game through our award-winning learning and development ecosystem. And when your ambitions change or we offer new opportunities, we help you pivot by providing reskilling, on-the-job learning, and guidance to find new roles that might be a better fit.
• The opportunity to thrive on a high caliber team with heart. We celebrate each other's experiences and perspectives and promote a sense of belonging through our affinity groups and diversity and inclusion initiatives.
• A comprehensive total rewards package, including a competitive salary and pension plan with matching contributions.
• Flexible health and financial benefits to support you and your eligible dependentsfrom day one.
• True work-life balance. Be at your best through paid time off, flexible work arrangements, volunteering opportunities, social events, and so much more.

About us Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World's Best Employers 2024) is consistently listed among the most admired companies in the world.

Other employment-related information Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status, or any other characteristic protected by federal, provincial, or local laws.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.

Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you'll deliver services to and collaborate with stakeholders outside the province who may not speak French.