Senior Backend Developer (Python/Golang) Offline
Full-time, remote | Long-term collaboration | Start: ASAP
Time zone overlap: 9:00 – 15:00 EST
About the project:
We’re building — a scalable, developer-friendly messaging platform covering email, SMS, and RCS; The domain is messaging infrastructure, with a focus on deliverability, speed, and API quality.
Team structure:
You’ll work directly with the Product Manager;
You won’t mentor anyone at first, but we expect you to bring leadership energy and technical ownership;
You’ll collaborate closely with Product, DevOps, and Customer Success.
Your responsibilities will include:
- Architecting and implementing backend systems using Python and/or Go;
- Building and maintaining high-volume integrations with messaging protocols (SMTP, SMPP, Twilio, Mailgun, RCS APIs);
- Driving backend scalability, API consistency, and messaging reliability;
- Leading technical decisions, participating in code reviews, and setting engineering standards;
- Taking full ownership in a fast-paced, product-driven environment;
- Collaborating cross-functionally with non-engineering stakeholders;
- Being proactive in communication and team planning.
What we expect from you:
- 5+ years of experience in backend development (Python and/or Go);
- Strong expertise in messaging technologies: SMTP, SMPP, Mailgun, Twilio, RCS APIs or similar;
- Solid understanding of REST API design, distributed systems, and scalable microservices;
- Hands-on experience with cloud platforms: AWS, GCP or Azure;
- Proficiency with Docker and Kubernetes;
- Strong communication skills and ability to influence product decisions;
- Ownership mindset — you know how to lead even without direct reports.
Bonus points if you have:
- Experience with A2P messaging, carrier compliance, or deliverability challenges;
- Familiarity with real-time systems (WebSockets, push notifications);
- Background in startups or technical leadership roles;
- Contributions to open-source or developer communities.
What we offer:
Competitive salary and equity;
Fully remote work with flexible hours;
High level of autonomy and ownership;
A fast-moving, transparent team culture;
Learning & development budget.
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