Sr. Software Engineer Control Plane (DPI)

Total-TECH Co

Design and own backend modules within the Control Plane (REST servers, SOAP servers, signaling handlers, flow orchestrators).

Implement highly available services with robust retry and failover strategies.

Guide technical decisions around data structures, message queues, and streaming Review and mentor other engineers, lead design reviews and own component roadmaps.

Collaborating with architects and products leads to infrastructure aligning with DPI goals.

Optimize memory and compute use and ensure real-time responsiveness of control flows.

Experience:

• Experience of Linux network and system programming in C.
• Good understanding of IP networks (L3+ protocols, NAT, VPN, TLS concepts), experience with protocol analyzers (Wireshark).
• Collaborate with the engine team to ensure optimal interaction between the engine and the control module.
• 6+ years of experience building large-scale backend systems in C++ and Go.
• Strong foundation in algorithms, data structures, and concurrency Experience with high-throughput, low-latency systems in telecom, networking, or related domains.
• Proven experience in system performance tuning and troubleshooting in production.
• Experience working with Kafka, Redis, Docker, and microservices.

Deep understanding of telco protocols (Diameter Gx/Gy, RADIUS, PCRF).

• Experience with stream processing, distributed locking, or sharded caching Familiarity with observability tools (Prometheus, Grafana) and production hardening techniques.
• Experience leading initiatives across teams and mentoring junior developers.
• Working with agile methodologies (SCRUM, KANBAN).
• Hands-on experience with Linux as development environment.