Performance Engineer

Trading 212
On-site
Regular employment
2 - 15 years of experience
Full Time
Sofia, Bulgaria
Responsibilities
Our mission is to enable everyone to build wealth
We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success.
Over the past few years, our client base has grown 20 times to over 4 million, and client assets have grown over 50 times to over €4 billion.
We are looking for talented engineers to help us scale and innovate.
What you’ll do
Take task ownership in non-functional aspects, performance and scalability and be responsible for work estimates, execution and task closure initiatives
Design and develop our internal performance framework
Develop for performance, scale and resilience – your code will run in an uncompromising environment. Downtime, latency and data loss are intolerable.
Work with dev teams to analyse performance test results to identify areas for improvement and recommend changes as needed
Ensure that all performance testing activities are performed according to company standards
Continuous performance improvement and troubleshooting of critical components.
Work in compact, autonomous teams with short release cycles - we rely on agile, independent teams of sharp and driven people with just the right amount of processes to steer off anarchy and not sacrifice velocity
What you need to have
2+ years of experience in software performance testing (Load, Stress, Soak, Spike, Scalability)
Experience in Python
Experience with performance testing tools such as Locust, JMeter, Gatling, Grafana k6
Experience with performance testing microservices and API
A very good command of English and excellent communication skills
Nice to have
Bachelor's degree in Computer Science, Information Technology, Mathematics, or a related field
Expertise in public cloud - AWS
Experience with containers and container orchestration systems - Docker, Kubernetes
Expertise in RDBMS - AWS RDS, MySQL/MariaDB/PostgreSQL
Familiarity with micro-services, distributed systems, and messaging queues (e.g., Kafka)
Experience with Grafana stack or similar tools
Familiarity with agile development methodologies such as Scrum or Kanban
What we offer
Challenges that will help you grow and realise your potential really fast
Opportunity to make a big impact - you will contribute to developing cutting-edge services used by millions of investors to build wealth
Work with smart, spirited, helpful, high-performing colleagues toward a common goal
Appreciation for your talent and ideas
Generous remuneration package including annual bonuses
Excellent social benefits package, including private health insurance, sports card and 25 days of paid vacation per year
Delicious treats and a spacious game room
Are you ready to accelerate your career with us? We'd love to hear from you!
We thank all applicants, but only candidates selected for an interview will be contacted.
All personal data of applicants is protected by the law and will be treated with strict confidentiality.