Senior Software Engineer - Perfectscale By Doit

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer - PerfectScale by DoiT based in Spain.This is a high-impact engineering role within a globally distributed, cloud-native environment focused on building cutting-edge Kubernetes optimization technology. You will work on a platform that helps enterprises run large-scale Kubernetes workloads more efficiently through intelligent automation, AI-driven insights, and deep system observability. The role combines hands-on backend development with architectural ownership, giving you influence over both technical direction and execution. You will design and scale high-throughput systems and data pipelines that power real-time optimization decisions. Working alongside experienced engineers across EMEA, you will contribute to a product used by thousands of organizations worldwide. This is a deeply technical role for engineers who enjoy solving complex distributed systems challenges while shaping long-term platform architecture.Accountabilities:Design, build, and maintain large-scale distributed backend systems and high-throughput data pipelines, primarily using Go and modern cloud-native technologies.Take ownership of system architecture decisions, ensuring performance, scalability, reliability, and resilience across the platform.Actively contribute high-quality production code while driving technical direction and reducing system complexity and technical debt.Lead key engineering initiatives related to Kubernetes optimization, backend services, and data-intensive workloads.Collaborate closely with product, engineering, and R&D teams to define technical roadmaps and translate product requirements into scalable solutions.Improve engineering standards across testing, observability, CI/CD, and infrastructure practices.Mentor engineers and contribute to a strong culture of technical excellence and continuous improvement.Requirements:8-15+ years of backend engineering experience, including strong expertise in distributed systems and production-grade architectures.At least 2-3 years of hands-on commercial experience withGoas a primary programming language.Strong backend development experience inJava, Rust, or Python, with a deep understanding of scalable system design.Proven track record of building and maintaining high-load data pipelines and cloud-native microservices architectures.Strong experience with databases such asPostgreSQLand ideallyClickHouseor similar analytical systems.Solid understanding of containerized environments and DevOps practices, includingDocker, Kubernetes, GitOps, CI/CD.Strong debugging, performance tuning, and benchmarking skills with a hands-on engineering mindset.Excellent communication skills with the ability to collaborate across distributed, cross-functional teams.Benefits:Competitive salary with equity participation via employee stock option planUnlimited paid time off and flexible working arrangementsFully remote-first working model across EMEA and selected global regionsHealth insurance and parental leave coverageHome office allowance and professional development budgetAccess to peer recognition programs and global engineering communitiesOpportunity to work on cutting-edge Kubernetes and AI-driven infrastructure productsInternational, distributed team culture with strong emphasis on autonomy and flexibilityHow Jobgether works:We use anAI-powered matching processto ensure your application is reviewed quickly, objectively, and fairly against the role’s core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.We appreciate your interest and wish you the best!Why Apply Through Jobgether?Data Privacy Notice:By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.#LI-CL1We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

8-15+ years of backend engineering experience, including strong expertise in distributed systems and production-grade architectures. At least 2-3 years of hands-on commercial experience with Go as a primary programming language. Strong backend development experience in Java, Rust, or Python , with a deep understanding of scalable system design. Proven track record of building and maintaining high-load data pipelines and cloud-native microservices architectures. Strong experience with databases such as PostgreSQL and ideally ClickHouse or similar analytical systems. Solid understanding of containerized environments and DevOps practices, including Docker, Kubernetes, GitOps, CI/CD . Strong debugging, performance tuning, and benchmarking skills with a hands-on engineering mindset. Excellent communication skills with the ability to collaborate across distributed, cross-functional teams.

Competitive salary with equity participation via employee stock option plan Unlimited paid time off and flexible working arrangements Fully remote-first working model across EMEA and selected global regions Health insurance and parental leave coverage Home office allowance and professional development budget Access to peer recognition programs and global engineering communities Opportunity to work on cutting-edge Kubernetes and AI-driven infrastructure products International, distributed team culture with strong emphasis on autonomy and flexibility How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role’s core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.