Sidhesh Nalawade

I'm

About Me

I'm a full-stack engineer with over a decade of experience building scalable, high-performance systems. My core strengths lie in backend development using Java, PHP, and Python, with a strong focus on microservices architecture, event-driven systems, and cloud-native applications.

Over the past 10+ years, I’ve contributed to large-scale e-commerce platforms—spending 5+ years at webuy.com and currently at Wayfair.com for over 5 years. My work spans across designing distributed systems, implementing robust data pipelines, and optimizing infrastructure on GCP Cloud.

I have hands-on experience with technologies like Kotlin, Spring Boot, Kubernetes, Helm, Apache Kafka, Google BigQuery, and more. I thrive in fast-paced environments and enjoy solving complex problems with clean, maintainable code.

Fullstack Engineer.

Tech Stack & Tools: Java Spring Boot, PHP, Python, AWS, Kafka, Kubernetes, Helm, Gradle, IntelliJ, JPA-Hibernate, PostgreSQL, Grafana, DataDog, Vue.js, Google Pub/Sub, Google Workflows.

  • Birthday: 20 June 1990
  • Website: www.sidheshnalawade.com
  • Phone: +49 15163884727
  • City: Berlin, Germany
  • Degree: Batchelor of Engineering
  • Email: sidhesh.nalawade@gmail.com
  • Freelance: Available

Resume

Senior Software Engineer based in Berlin, Germany with over a decade of experience building scalable, high-performance systems. My core strengths lie in backend development using Java, PHP, and Python, with a strong focus on microservices architecture, event-driven systems, and cloud-native applications.

Professional Experience

Senior FullStack Engineer

2024 - Present

Wayfair, Berlin, Germany

  • Shaping the architectural transformation of core systems from a legacy monolith to decoupled, domain-driven microservices.
  • Leveraging AI-driven approaches to optimize service design, data flows, and system behavior across the product lifecycle.
  • Utilizing Java Spring Boot, Google Workflows, Apache Kafka, Pub/Sub error handling, and single-purpose databases to build scalable, event-driven infrastructure.

Senior FullStack Engineer

2022 - 2024

Wayfair, Berlin, Germany

  • Designed and built a scalable SKU generation pipeline that streamlined onboarding of supplier products with higher accuracy and reduced turnaround time.
  • Engineered a service orchestration layer that integrated multiple downstream systems to validate, transform, and track product data through each pipeline stage.
  • Implemented a microservices-based architecture using Java Spring Boot, leveraging Google Workflows, Apache Kafka, Pub/Sub error handling, and single-purpose databases for reliability and modularity.

FullStack Engineer

2021 - 2022

Wayfair, Berlin, Germany

  • Designed and implemented a white-labeling system to convert third-party products into Wayfair Exclusive Brands, enhancing product positioning and customer experience.
  • Enabled business goals such as improved brand discoverability, supplier leverage, and competitive differentiation through dynamic rebranding.
  • Built using Java Spring Boot with an event-driven architecture leveraging Apache Kafka, single-purpose databases, and dead-letter queue patterns for resiliency and fault tolerance.

Engineer

2019 - 2021

Wayfair, Berlin, Germany

  • Developed a data analytics pipeline to extract insights from customer reviews, feedback emails, and return reasons.
  • Implemented machine learning-driven automation to flag inaccurate product data, improving content quality and customer trust.
  • Contributed to reduced return rates and increased repeat purchases by enhancing product accuracy and relevance.
  • Delivered the solution within a legacy PHP monolith, leveraging SQL, Jenkins, and Google BigQuery for scalable data processing.

Software Developer

2016 - 2018

Payment Integration – Vouchers, Barclays, PayPal,CoinBase for crypto (CeX, India, UK)

  • Automated voucher-based payments, replacing manual processing and improving operational efficiency.
  • Integrated global payment methods including PayPal and Barclays with existing e-commerce flow.
  • Built and integrated services using PHP (Yii), MySQL, AJAX, and jQuery.
  • Enabled mixed payment checkout (vouchers + credit card/PayPal) to enhance user experience.

Frontend & Web Developer

2013 - 2015

CeX Mobile & PWA Development (CeX, India, UK)

  • Developed responsive mobile and PWA sites for CeX using Vue.js, Nuxt, PHP, Yii, and Bootstrap.
  • Collaborated with stakeholders to create mobile-optimized views and integrated with order processing and refund systems.
  • Handled end-to-end development of website modules and ensured seamless user experience across devices.

Web Developer

2012 - 2013

Shreeweb Solution, India

  • Contributed to the design and development of a modern lead management system aimed at streamlining the end-to-end customer acquisition lifecycle.
  • Enabled seamless collaboration between marketing, sales, and support teams by implementing data-driven workflows for lead capture, qualification, and conversion.
  • Focused on scalable strategies for lead generation and progressive engagement, supported by automated back-office processes.
  • Built the system using PHP, HTML, and JavaScript, ensuring responsive front-end interactions and efficient data handling on the backend.

Education

Bachelor of Engineering

2009 - 2012

Mumbai University, India

The Computer Engineering program at Mumbai University aims to provide students with a solid foundation in computer science and engineering, focusing on both theoretical knowledge and practical skills.
The curriculum is designed to prepare graduates for careers in various industry sectors, with a focus on developing professionals who can analyze, design, implement, and validate computer software and systems.

Diploma in Computer Science

2006 - 2009

Maharashtra State Board, India

MSBTE programs focus on both hardware and software aspects of computing, including programming, computer architecture, and networking.

Language Proficiency

  • English (Fluent)
  • Marathi (Native)
  • Hindi (Fluent)
  • German (Beginner)