Software Engineer (L3)

Twilio·Remote(Remote - US)

Software Development

Excel

WFA Digital Insight

As the demand for cloud-based solutions continues to rise, with a 25% increase in remote engineering jobs in 2025, skilled software engineers are in higher demand than ever. Twilio stands out in the market with its commitment to remote-first work and a strong culture of connection and inclusion. Candidates looking to apply for this role should be prepared to demonstrate their expertise in designing and operating high-scale cloud-based production systems, with a strong focus on Java and Go services. With the company's emphasis on innovation and customer experience, this role offers a unique opportunity for engineers to make a significant impact.

Job Description

About the Role

The Software Engineer (L3) role at Twilio is a critical position that will contribute to the expansion of the cross-channel conversations team. This team is focused on building the next generation of omni-channel platforms and data layers, aiming to bridge all Twilio channels, including Voice, Messaging, and Email. The goal is to empower businesses to engage with millions of customers at scale through highly personalized and data-driven interactions. As a key member of this team, you will have the opportunity to design core components, influence organization-wide architectural decisions, mentor engineers, and engage directly with multiple teams. Your expertise will be invaluable in helping build a highly available platform that integrates with several Twilio products and external systems, such as data lakes, AI agents, and analytic tools, to deliver seamless and intelligent customer experiences. The role of a Software Engineer at Twilio is multifaceted, requiring a blend of technical expertise, collaboration, and innovation. You will be working closely with the product team to influence, own, and improve the product offering, ensuring that it meets the evolving needs of Twilio's customers. This involves not just designing and building scalable software but also being customer-focused, understanding the needs of the end-users, and developing solutions that are both reliable and resilient.

What You Will Do

Collaborate with other team members, including the Product team, to help influence, own, and improve the product offering.
Design, build, and maintain massively scalable, highly reliable, and resilient Java and Go services hosted in the AWS cloud.
Design customer-focused and scalable software in a distributed system, ensuring it meets the high standards of Twilio and its clients.
Work with other engineering teams and with members of the product organization to distill internal and customer needs into requirements and tech specs.
Build features without having all the answers, adopting new technologies and strategies where applicable to stay ahead of the curve.
Cultivate a culture of ownership and growth by mentoring engineers and sharing technical expertise, contributing to the development of junior team members.
Prevent, troubleshoot, and investigate production incidents by developing automated remediation processes, ensuring the system's integrity and uptime.
Participate in Agile ceremonies for software development and contribute to the testing of our code and the delivery of what we create to production, following best practices in software development methodologies.
Use AI coding assistants like Claude and Codex to streamline and automate your development process, leveraging technology to enhance efficiency and productivity.

What We Are Looking For

4+ years of experience in designing, building, and operating high-scale, mission-critical cloud-based production systems.
Strong proficiency in Java and Go, with the ability to design and develop scalable and reliable services.
Experience working in AWS cloud environments, with knowledge of cloud computing concepts and best practices.
Excellent understanding of distributed systems and the ability to design software that is both scalable and customer-focused.
Strong collaboration and communication skills, with the ability to work effectively with cross-functional teams.
Experience with Agile development methodologies and a strong commitment to automated testing and delivery.
Ability to work in a fast-paced environment, adopting new technologies and strategies as needed.
Strong problem-solving skills, with the ability to troubleshoot and resolve complex technical issues.

Nice to Have

Experience with AI coding assistants and automated development processes.
Knowledge of data lakes, AI agents, and analytic tools, and how they integrate with cloud-based services.
Familiarity with Twilio products and services, or similar communication platforms.
Experience mentoring junior engineers and contributing to the growth of the team.
Certification in AWS or similar cloud platforms, demonstrating expertise in cloud computing.

Benefits and Perks

Competitive salary and benefits package, reflecting Twilio's commitment to attracting and retaining top talent.
Opportunity to work remotely, with the flexibility to manage your work environment and schedule.
Access to the latest technologies and tools, including AI coding assistants and cloud computing platforms.
Professional development opportunities, including training, mentoring, and education assistance.
Health and wellness programs, supporting the physical and mental well-being of employees.
Generous PTO and holiday package, ensuring a healthy work-life balance.
Equity and stock options, providing a stake in the company's success and future growth.

How to Stand Out

Ensure your resume and online profiles highlight your experience with Java and Go, as well as your familiarity with AWS cloud environments.
Be prepared to discuss your approach to designing and developing scalable software, and how you handle complex technical issues.
Show a keen understanding of distributed systems and customer-focused software design, and be ready to provide examples from your previous work.
Familiarize yourself with Twilio's products and services, and think about how your skills can contribute to the company's mission and goals.
Consider creating a personal project or contributing to open-source software that demonstrates your skills in cloud-based system design and development, to stand out as a candidate.
Practice explaining technical concepts in simple terms, as you will be working closely with cross-functional teams and may need to communicate complex ideas to non-technical stakeholders.

This is a remote position listed on WFA Digital, the platform for professionals who work from anywhere. Browse more remote jobs across all categories.