About the Role
- Responsible for the deployment, configuration, and end-to-end management of the company's network, firewall, and load balancer infrastructure.
- Maintain a 7/24 high-availability, low-latency, and highly secure environment (PCI-DSS compliant) capable of handling high-volume financial transactions.
- Optimize application traffic using load balancing configurations and design redundant, high-availability (HA) architectures.
- Rapidly respond to network issues and security incidents, perform root cause analyses (RCA), and proactively harden the infrastructure against emerging threats.
Qualities We Are Looking For
- Deep theoretical and practical foundation in switching, routing, TCP/IP protocols, VPNs, VLANs, and dynamic routing protocols (BGP, OSPF, etc.)
- Hands-on experience with enterprise-grade firewalls, rule management, NAT, IPS/IDS, and security policy design.
- Experience in L4/L7 load balancing
- Prior experience in fintech, banking, or managing high-traffic, mission-critical environments is a plus.
- Proven ability to diagnose and resolve complex network and security issues efficiently.
Skills Required
- Strong theoretical and practical knowledge of switching, routing, TCP/IP protocols, VPNs, VLANs, and dynamic routing protocols such as BGP and OSPF
- Hands-on experience with enterprise-grade firewalls, firewall rule management, NAT, IPS/IDS, and security policy design
- Experience with Layer 4 and Layer 7 load balancing
- Ability to diagnose and resolve complex network and security issues
- Experience in fintech, banking, or high-traffic, mission-critical environments
What We Do
We were founded in 2010 with a dynamic and agile start-up spirit. Since then, we have grown into a decacorn, backed by Alibaba, General Atlantic, Softbank, Princeville Capital, and several sovereign wealth funds. We believe that technology is the driver; e-commerce is the outcome. Thanks to our dedicated team, we are one of the top five e-commerce companies in EMEA and one of the fastest-growing e-commerce companies in the world! We deliver more than 1.5 million packages every day across 27 countries. We offer our 30 million customers a flawless shopping experience. Dreaming big is in our DNA: We're gearing up to be the leading global e-commerce platform. As a dynamic and passionate company, we are constantly growing with Trendyol Tech, one of the top R&D centres; Trendyol Express, the fastest growing delivery network; Dolap, the largest second-hand goods platform; and Trendyol Go, our instant food and grocery delivery service. And we’re not done yet! Now, we are on a journey to expand the positive impact we create to international markets. We opened our first international office in Berlin in May 2022 and Amsterdam followed in October 2022 and may others are on the way.








