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Duwand Constants

@duwandconstants

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Dynamic Senior Software Engineer with expertise in modern web technologies.

United States

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What I'm looking for

I seek a role that fosters innovation and collaboration, with opportunities for growth.

I am a dynamic and results-driven Senior Software Engineer with over 10 years of experience in developing high-performing web applications and scalable backend systems. My expertise lies in leveraging modern technologies such as React, Node.js, TypeScript, Docker, and AWS to drive innovative solutions that enhance user experiences. I have a proven track record of transitioning systems to cloud-based microservices, ensuring continuous availability and resilience in application performance.

Throughout my career, I have held key positions at leading companies such as Stripe and Figma, where I contributed to the development of customer-facing applications and optimized collaborative design tools. My work has consistently focused on improving application efficiency and reliability, as evidenced by a 25% improvement in data flow efficiency and a significant reduction in bug reports. I am passionate about utilizing my technical skills to align with company goals and drive impactful results.

Experience

Work history, roles, and key accomplishments

Current

Senior Software Engineer

Current

Start Matter

Mar 2021 - Dec 2024 (3 years 9 months)

Developed high-performing customer facing web applications using Next.js, TypeScript, and TailwindCSS. Utilized AWS cloud services to dynamically scale infrastructure, ensuring continuous availability. Wrote unit tests and integrated them into CI/CD pipelines.

Next.js TypeScript TailwindCSS AWS Jest CI CD EC2 RDS OpenSearch

Frontend Engineer

Figma

Apr 2017 - Apr 2021 (4 years)

Enhanced Figma’s collaborative design tools using JavaScript and C++. Optimized application state management with Redux, improving data flow efficiency. Focused on frontend testing strategy, improving reliability and reducing bug reports.

JavaScript C++Redux Jest Cypress UI Design Collaboration

Junior Web Developer

Stripe

Oct 2014 - Feb 2017 (2 years 4 months)

Streamlined backend systems for payment processing using C#, Node, and Python. Designed and managed database systems with MySQL and PostgreSQL, ensuring data scalability and reliability. Implemented security protocols to improve data protection.

C++Node Python MySQL PostgreSQL Payment Processing Security Protocols

Education

Degrees, certifications, and relevant coursework

Osaka University

Master's Degree, Computer Science

2014 - 2015

Pursued a Master's Degree in Computer Science, specializing in advanced software engineering and cloud computing technologies. Conducted research that contributed to the understanding of scalable systems and microservices.

Osaka University

Bachelor's Degree, Computer Science

2010 - 2014

Completed a Bachelor's Degree in Computer Science, focusing on software development, algorithms, and data structures. Engaged in various projects that enhanced practical skills in programming and system design.