Mohammed Sazzad Hossain
Software Engineer @ Zalando|Tech Career Mentor
Helping aspiring engineers navigate their path, crack technical interviews, and land their dream tech jobs in Europe and abroad.
Berlin, Germany
Currently @ Zalando
Where I've Been & Where I Am
Over 7+ years of software engineering experience across global products and top e-commerce platforms -- a journey that took me from studying in Bangladesh to shipping software in international tech hubs.
- Current Role | Oct 2024 - PresentBerlin, Germany
Software Engineer · Zalando
European fashion e-commerce platform with 51M+ active users. Built Kafka-based event replay processing systems handling 10M+ daily events.
- Previous Role | Oct 2023 - Sep 2024USA / Remote
Software Engineer II · MarginEdge / Tekarsh
Restaurant SaaS processing millions of sales and financial tax transactions. Built cloud alerting and monitoring systems on AWS (Lambda, CloudWatch, S3, SQS).
- Previous Role | Mar 2022 - Sep 2023Dhaka, Bangladesh
Associate Software Engineer · Dynamic Solution Innovators (DSi)
National-scale education platform managing data for 20M+ students, 130k schools, and 350k teachers. Built mark assessment systems, Spring Batch data ingestion pipelines, and responsive Next.js/Tailwind interfaces.
- Previous Role | Sep 2019 - Feb 2022USA / Remote
Software Engineer · OpenRefactory Inc
Intelligent static analysis engine for code security and automated bug detection. Developed static analysis algorithms for Java code security, multi-level caching, and CI/CD automation.
- Education | Jan 2015 - Feb 2019Dhaka, Bangladesh
B.Sc. in Computer Science & Engineering · BUET
Bangladesh University of Engineering & Technology -- where the journey from a Dhaka classroom to international tech hubs began.
How I Help You Land Your First Tech Job
Resume & Portfolio Reviews
Crafting impactful, recruiter-friendly resumes that stand out for international roles.
- Recruiter-focused structure
- Impact-driven bullet points
- Portfolio storytelling
Technical Interview Prep
Guidance on system design, coding challenges, and mock technical interviews.
- LeetCode & Codeforces strategy
- System design walkthroughs
- Live mock interviews
Career Transition & Strategy
Navigating the job market, applying to European tech companies, and relocation advice.
- EU application strategy
- Visa & relocation guidance
- Offer negotiation
Let's Talk 1:1
Pick a time that works for you. All calls are hosted via Google Meet.