Senior Backend Developer Golang – Large Scale Systems

Location: Remote
Type: Full-Time Contractor
Seniority: Senior / Lead
Team: Engineering

🚀 About the Role

We’re seeking an experienced and driven Senior Backend Developer who excels in Go and has hands-on expertise with large-scale systems.

You’ll join a fast-paced, mission-driven team building the future of scalable marketing infrastructure. We're looking for a builder, a systems thinker, and someone who enjoys leading by example - collaborative, vocal, and hungry to make an impact.

If you’re a natural communicator, love clean architecture, and have an entrepreneurial spirit, we want to talk.

🛠️ What You’ll Do

• Architect, design, and implement backend systems using Go.
• Build and maintain high-volume systems serving email, SMS, RCS, and other marketing communications.
• Champion best practices in API design, distributed systems, and messaging reliability.
• Take a technical leadership role: mentoring other engineers, participating in code reviews, and helping set engineering standards.
• Collaborate cross-functionally with Product, DevOps, and Front-end to deliver business-critical features.
• Be a proactive communicator and driving force in team meetings and product planning.

✅ You Have

• 5+ years of backend experience in Go.
• Deep understanding of REST APIs, gRPC, scalable microservices, and modern backend architecture.
• Strong experience with cloud platforms (GCP preferred) and containerized environments (Docker, Kubernetes).
• Excellent communication skills - you thrive in meetings, love collaborating, and know how to rally a team.

🌟 Bonus Points

• Experience with message deliverability, carrier compliance, or A2P messaging workflows.
• Experience with data streaming and other data tools, Kafka, Airflow, Apache Beam, BigQuery.
• Familiarity with real-time systems, WebSockets, or push notifications.
• Prior startup experience or technical founder background.
• Contributions to open source or tech community presence.
• Experience working with messaging protocols: SMTP, SMPP, Twilio, Mailgun, RCS APIs, or similar.
   

💼 What We Offer

• Competitive salary and equity
• Fully remote flexibility with strong team culture
• Opportunity to take ownership and lead in a fast-growing environment
• Budget for learning, tools, and conferences
• A team that values transparency, integrity, and getting things done
   

🙋‍♂️ You’re a Great Fit If You…

• Prefer fast iterations over drawn-out roadmaps
• Can jump on a call and pitch a better solution to a complex problem
• Have experience shipping real-world products that involve messaging or notifications.