Senior Software Engineer, Backend
Location: Multi-Location (2 Locations) · Category: Engineering & Development · Seniority: Senior · Posted: September 8, 2026 · Verified: Nov 11, 2026
Role Overview & Description
Track team expansion and market signals for Customer.io
Polaris7 monitors open roles, strategic market movements, and M&A developments in real time. Get automated intelligence briefings on Customer.io and benchmark against direct competitors.
Customer.io
customer.ioMarketing automation platform for event-driven lifecycle messaging.
Unlock full company profile, competitors & live market signals for Customer.io
Similar Positions in DACH
Related roles across advertising, media, and data
This role is for a Senior Backend Engineer, responsible for designing, building, and maintaining scalable backend systems. It requires strong experience in backend development, APIs, and cloud infrastructure.
Designs and builds scalable backend systems for Fullpath's data platform, focusing on high performance and reliability. Leads technical design and implementation of complex backend services.
This Senior Software Engineer, Backend Development role at Appier focuses on designing and building scalable backend architecture, owning technical roadmaps for sizable projects, and mentoring junior engineers. Responsibilities include leading system designs, improving observability and incident management, and profiling/performance tuning of critical components. Requires 5+ years of experience, leadership experience, proficiency in Python/Scala/Go/Java/C++, and familiarity with cloud platforms and monitoring tools.
Architects and builds highly scalable, low-latency backend systems for a gaming clip platform serving millions of users. Designs critical APIs, evolves backend infrastructure, and mentors engineers, with deep expertise in Java microservices, RESTful APIs, and relational databases. Drives technical decisions across distributed systems handling thousands of requests per second, with experience in cloud infrastructure (GCP/AWS) and CI/CD.
More Positions at Customer.io
3 more open roles
This role optimizes email deliverability for customers, managing sender reputation and compliance. The specialist provides expertise on best practices to ensure high inbox placement rates and effective email communication.
This role manages and grows a portfolio of customer accounts in the Americas, focusing on retention and expansion. The Account Manager is responsible for ensuring customer satisfaction and driving upsell opportunities within the existing customer base.
This role drives customer adoption and satisfaction for clients in the APAC and EMEA regions. The Customer Success Manager ensures clients achieve their goals with the platform, focusing on retention and growth.
