Senior Application Support & Maintenance Engineer at Avenga

Krakow, Lesser Poland Voivodeship, Poland -

Full Time

Start Date

Immediate

Expiry Date

26 Feb, 26

Salary

0.0

Posted On

28 Nov, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Performance Engineering, APM, SRE, JVM Internals, GC Tuning, Memory Tuning, Database Performance Tuning, Query Optimization, Infrastructure Performance, Analytical Skills, Problem-Solving Skills, Communication Skills, Cloud Environments, Containerization, Microservices, CI/CD

Industry

IT Services and IT Consulting

Description

This is us At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development. This is the job We are looking for a Senior APM (Application Performance Monitoring) Engineer to join our team and lead the performance monitoring strategy for a major enterprise client. You will be responsible for the design, implementation, tuning and support of APM solutions across complex, large-scale software and infrastructure deployments. This is you 7+ years of experience in performance engineering, APM, SRE or similar roles; Deep expertise with APM platforms (e.g. Dynatrace, AppDynamics, New Relic, Datadog) and monitoring tools; Strong understanding of JVM internals — GC, memory/heap tuning, thread dump analysis; Solid knowledge of database performance tuning, query optimization, and infrastructure performance; Confidence in analyzing complex stacks (application servers, web servers, middleware, DB, infrastructure) end-to-end; Excellent analytical and problem-solving skills; Good communication skills, ability to explain technical findings to both technical and non-technical stakeholders; Nice-to-have skills: Experience with cloud environments (AWS, Azure, GCP), containerization, microservices, CI/CD and observability tooling (metrics, logs, tracing). This is your role Own and lead the architecture, deployment, configuration and maintenance of enterprise-level APM solutions; Define and monitor KPIs, SLAs and SLOs for performance and reliability; build dashboards and reporting for stakeholders; Act as primary escalation point for performance incidents; perform deep root-cause analysis across the full stack; Proactively identify performance bottlenecks and propose optimizations in code, database queries, infrastructure or configuration; Collaborate with development, DevOps/SRE, QA and product teams to embed performance best practices across SDLC; Mentor other engineers on performance engineering, APM usage, and best practices; What awaits you at Avenga? At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.

Responsibilities

Own and lead the architecture, deployment, configuration, and maintenance of enterprise-level APM solutions. Act as the primary escalation point for performance incidents and perform deep root-cause analysis across the full stack.