Senior Golang Developer

Senior Golang Developer

Location: Chicago, IL (Onsite)
Duration: Full Time Salary: $105k - $115k per year

An American Software company that provides a suite of tools intended to support the development and deployment of large-scale service‑oriented software installations.

Established in the Year 2000, VARITE is an award‑winning minority business enterprise providing global consulting & staffing services to Fortune 1000 companies and government agencies. With 850+ global consultants, VARITE is committed to delivering excellence to its customers by leveraging its global experience and expertise in providing comprehensive scientific, engineering, technical, and non‑technical staff augmentation and talent acquisition services.

• Design and implement low‑latency services in Go for trading infrastructure and market data processing.
• Build and optimize high‑throughput data pipelines for real‑time market data ingestion and order routing.
• Develop lock‑free / wait‑free data structures and concurrency primitives for performance‑critical paths.
• Engineer systems with deterministic execution, minimizing latency variance and tail latency.
• Design and maintain distributed coordination systems using consensus protocols (Raft/Paxos) where required.
• Implement custom networking stacks or optimized RPC frameworks tailored for trading workloads.
• Work closely with Linux internals:
  Syscalls, CPU pinning, NUMA optimization, kernel bypass techniques (DPDK, Solar flare Onload).
• Optimize systems using perf, eBPF, flame graphs of hardware counters and profiling tools. Debug production systems under live trading conditions, ensuring stability and performance. Collaborate with quants and traders to align system behavior with strategy requirements.
• 10+ years of experience in systems engineering or low‑latency infrastructure.
• 10+ years of production experience with Golang.
• Strong understanding of concurrency and synchronization, memory models, and allocation behavior of high‑performance system design.
• Experience building real‑time or low‑latency systems (trading, networking, or similar domains).
• Hands‑on expertise with lock‑free programming, atomic operations, multithreaded system design.
• Strong knowledge of Linux internals and performance tuning; networking (TCP/UDP, multicast, low‑latency pipelines).
• Experience with profiling and debugging tools.
• Exposure to high‑frequency trading systems or market microstructure.
• Experience with kernel bypass networking (DPDK, Solar flare), RDMA / high‑speed networking.
• Familiarity with exchange protocols (FIX, binary feeds) and market data normalization pipelines.
• Contributions to systems such as Kubernetes, etc.
• Experience optimizing systems for cache locality, NUMA architecture, and CPU microarchitecture behavior.

• Health Insurance:
  Medical, dental, and vision coverage.
• Retirement Plans:
  Participation in a company‑sponsored retirement savings plan.
• Legal Service Plans:
  Access to attorneys for legal advice and representation.

VARITE is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.