Staff Software Engineer - 8+ (Golang/ Nodejs)

Overview

Staff Software Engineer – Backend to join the Japan market engineering team supporting povo, KDDI's digital telecommunications platform, acting as technical lead for a key product or platform domain.

What you'll do

• Own the technical direction and architecture of a product or platform domain.
• Act as the technical lead for the engineering team, providing direction, design guidance, and mentorship.
• Work closely with Architects and engineering leadership to align domain solutions with the broader platform strategy.
• Lead complex initiatives spanning multiple services, systems, and teams.
• Drive decisions around service design, APIs, messaging, caching, data ownership, resilience, and scalability.
• Own the technical health of the domain, including technical debt, modernization, capacity, reliability, and operational risks.
• Lead backend design across telecom journeys such as subscriber lifecycle, plans, billing, payments, provisioning, usage, and SIM/eSIM.
• Establish and improve engineering standards across code quality, testing, observability, CI/CD, and production readiness.
• Lead technical reviews, architecture discussions, and major design decisions.
• Mentor engineers and raise the overall technical capability of the team.
• Lead resolution of complex production issues and drive long-term corrective improvements.
• Balance business delivery with maintainability, scalability, reliability, and long-term platform evolution.

What you'll need

• Bachelor's or Master's degree in Computer Science, Software Engineering, or equivalent practical experience.
• 8+ years of software engineering experience, primarily in backend or distributed systems.
• Strong hands-on experience with Go and/or Node.js.
• Proven experience leading a technical domain, team, or major platform area.
• Strong system design skills across microservices and distributed systems.
• Deep understanding of HTTP, REST APIs, asynchronous processing, event-driven systems, and message queues.
• Strong knowledge of patterns such as rate limiting, caching, retries, idempotency, concurrency control, and fault tolerance.
• Hands-on experience with Redis, relational databases, and/or NoSQL databases.
• Strong understanding of system performance, scalability, availability, and capacity planning.
• Experience with observability practices including logging, monitoring, tracing, and alerting.
• Good understanding of CI/CD, Docker, Kubernetes, and cloud-native deployments.
• Experience with cloud platforms such as AWS.
• Good understanding of backend security, authentication, authorization, and API security.
• Strong technical communication and stakeholder management skills.
• Ability to influence technical decisions across multiple teams without relying on direct authority.

Nice to have

• Experience with large-scale telecommunications or digital telco platforms.
• Knowledge of billing, charging, provisioning, subscriber management, SIM/eSIM, or telecom integrations.
• Experience modernizing large or legacy platforms.
• Experience defining technical roadmaps and driving multi-quarter initiatives.
• Experience operating high-volume transactional platforms serving millions of customers.
• Experience working with geographically distributed teams and enterprise partners.

Details

• Location: Bangalore, India.