This is a remote position.
Signalmash is building modern communications infrastructure for voice, messaging, WebRTC, and AI-powered workflows. We blend open-source telecom technologies, distributed systems, and applied AI to deliver reliable, developer-friendly APIs backed by real human support.
We are hiring a senior technical leader to own our platform architecture and guide both internal and outsourced engineering teams. This is a high-impact role shaping the future of our telecom + AI platform.
Key Responsibilities
Platform Architecture
Own and evolve the Signalmash real-time communications platform
Lead architecture across SIP, RTP, WebRTC, messaging gateways, routing engines, and distributed backend systems
Integrate and optimize open-source telecom components such as Kamailio, OpenSIPS, FreeSWITCH, Asterisk, Kannel, Jasmin, Janus, etc.
Improve scalability, latency, observability, and fault tolerance
Drive internal tools for monitoring, diagnostics, routing intelligence, and security
Engineering Leadership
Lead outsourced engineering partners and build a high-performing internal team
Define engineering standards, architecture guidelines, and delivery processes
Write technical specs, review designs, and mentor engineers
Drive clarity, accountability, and engineering excellence
AI Integration
Architect AI-powered telecom workflows
Build intelligent routing, fraud detection, diagnostics, automation, and developer tooling
Implement LLM-based systems, RAG pipelines, vector search, and agent-based orchestration
Optimize AI for performance, reliability, and cost efficiency
Integrate modern AI coding/automation tools into engineering processes
Requirements
7+ years in backend, systems, or platform engineering (or equivalent expertise)
Strong knowledge of telecom/RTC technologies: SIP, RTP, codecs, signaling, media servers, WebRTC, messaging gateways
Hands-on experience with open-source telecom stacks (Kamailio, OpenSIPS, FreeSWITCH, Asterisk, Kannel, Jasmin, Janus)
Strong backend engineering experience in Go, Python, Java, Node.js, or similar
Experience building large-scale, distributed, fault-tolerant systems
Proven leadership experience managing outsourced + internal teams
Practical experience with AI/LLM integrations (RAG, vector DBs, agents, orchestration frameworks)
Excellent English communication (spoken & written)
Availability for US-morning overlap & occasional travel
Nice to HaveCPaaS experience
Multi-region / multi-cloud architecture
Telecom analytics, routing optimization, or fraud detection
Experience scaling engineering orgs
Building internal engineering automation tools
CPaaS experience
Multi-region / multi-cloud architecture
Telecom analytics, routing optimization, or fraud detection
Experience scaling engineering orgs
Building internal engineering automation tools
Benefits
Fully remote role with flexible work arrangements
Opportunity to build a next-generation telecom+AI platform
Work alongside global engineering and executive leadership
Ownership over architecture direction and technical strategy
Competitive compensation and growth opportunities
Occasional international travel for team and customer meetings
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