Zufar Sunagatov

Senior Software Engineer

London, England, United Kingdom11 yrs 3 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Over 10 years of experience in scalable cloud systems.
Led major transformations in Fintech and E-Commerce.
Mentored emerging tech talent and led tech communities.

Stackforce AI infers this person is a Fintech and SaaS expert with a strong focus on microservices and cloud architecture.

Contact

zufar.sunagatov@gmail.com LinkedIn

Skills

Core Skills

MicroservicesJavaE-commerce

Other Skills

AWSAgile MethodologiesAmazon Web Services (AWS)AngularApache KafkaBashCSSDockerGo (Programming Language)GradleHibernateJUnitJava DevelopmentJenkinsJira

About

Eligible to work in the UK ( ILR ) 🇬🇧 With over 10 years of experience, I have a strong track record in building scalable, cloud-based systems and microservice architectures. Proficient in Java and Kotlin, I adapt easily across different technologies and work on both startup products and complex, high-load systems serving millions of users. I’ve contributed to seamless project delivery across industries like banking and insurance, thriving in fast-paced environments with a focus on user-centric solutions. Interests: • Founder at Iced Latte, a top-rated non-profit open source coffee marketplace (600+ stars) with 70+ contributors. Led product development and mentored emerging tech talent, gaining broad recognition for creating a transparent, real-world learning platform. • Mentor in Java development at ADPList (top 1%), Women In Tech, and City, University of London. • Lead a tech community focused on open source, algorithms and system design. • Published award-winning tech articles.

Experience

11 yrs 3 mos

Total Experience

2 yrs 9 mos

Average Tenure

3 yrs 6 mos

Current Experience

Lloyd's

Senior Software Engineer

Dec 2022 – Present · 3 yrs 6 mos · London, England, United Kingdom · Hybrid

Cloud Migration and Microservices Transformation for Lloyd's of London:
Led the transformation of Lloyd's insurance system by migrating from monolithic architecture to a scalable, microservices-based platform in AWS Cloud. This project allowed handling over 10,000 daily operations with enhanced performance, scalability, and significant cost savings.
Microservices Architecture:
Engineered the migration of over 100 microservices to Kubernetes on AWS, optimising operational costs by 35% and cutting deployment times by 50%.
Scalable Cloud Solutions:
Implemented serverless computing (AWS Lambda) and asynchronous messaging (AWS SQS/SNS), reducing infrastructure costs by 30% and API latency by 25%, enhancing system resilience and throughput.
Performance and Security Enhancement:
Boosted system capacity to handle a 3x increase in transaction volume without performance loss, and integrated advanced security protocols (OAuth2, JWT), reducing vulnerabilities by 50%.
User Satisfaction Improvement:
Delivered new features that reduced the time to process insurance claims by 40%.
Tech stack:
Java 21, Spring Boot, Spring Data JPA, Spring Security, RESTful, AWS Cloud, DynamoDb, SNS, SQS, EC2, Lambda, S3, Apache Kafka, PostgreSQL, Mockito, JUnit, Testcontainers, Docker, Kubernetes, OAuth2, Elasticsearch, Logstash, Kibana.

JavaMicroservicesJUnitSQLApache KafkaSpring Boot+18

Citi

Senior Java/Kotlin Software Engineer

Oct 2021 – Dec 2022 · 1 yr 2 mos · London, England, United Kingdom · On-site

Database Migration and Performance Optimisation for Citi:
Led the transition from an outdated database to Hive, addressing scalability and performance issues for Citi's systems. Developed a custom JDBC driver to maintain existing security protocols, enabling a seamless migration with minimal disruption.
gRPC Implementation:
Upgraded data transmission by replacing legacy socket connections with gRPC technology, doubling data transfer speed and significantly improving system efficiency.
REST API Development:
Architected and documented a REST API using Swagger, facilitating the integration of over 10 new systems with minimal impact on the team, thanks to clear, comprehensive API documentation.
User Experience Enhancing:
Delivered API endpoints that improved the responsiveness of customer-facing applications.
Team Leadership & Mentorship:
Served as Tech Lead for a feature team of 5 developers, overseeing project timelines, performance benchmarks, team onboarding and mentoring. Also contributed to hiring by conducting technical interviews.
Tech stack:
Java 17, Spring Boot, Spring Data JPA, Spring Security, RESTful, gRPC, ActiveMQ, IbmMQ, Apache Kafka, JPA, Liquibase, MS SQL Server, PostgreSQL, Netezza, Mockito, JUnit, Testcontainers, Kubernetes, Git, Gradle, Maven, Swagger, JWT.

JavaMicroservicesJUnitSQLApache KafkaSpring Boot+20

Mts group

2 roles

Senior Software Engineer

Jan 2021 – Oct 2021 · 9 mos · On-site

MTS Insurance Marketplace project (MTS BigData team):
Developed a high-performance online insurance marketplace that aggregates products from multiple providers, cutting customer search time by 70% and increasing sales by 25%.
Built a framework using Kotlin Coroutines and JSON Streaming, cutting quote calculation time by 85%, significantly improving user satisfaction and adoption rates.
Integrated 10+ providers, attracting over 10,000 new customers in 6 months.
Optimised database performance, improving query speed by 30%, enhancing user experience.
Boosted data handling efficiency by 50% using Apache Kafka for real-time processing, enabling dynamic decision-making.
Tech stack:
Java17, Spring, Spring Boot, RESTful, GraphQL, SOAP, JPA, MongoDB, Redis, JNI, JSON, Git, Maven, CMD.

MicroservicesE-CommerceTerraformJava Development

Senior Software Engineer

Nov 2019 – Jan 2021 · 1 yr 2 mos · On-site

MTS Virtual Cards project (MTS Bank team):
Developed an online solution for instant virtual card issuance, reducing card delivery time from days to minutes.
Migrated 70+ microservices to event-driven architecture, cutting system latency by 50% and boosting scalability by 35%.
Reduced service latency by 25% with caching, slashing response times to 120ms, decreasing database query load by 35%.
Improved database query performance by 40% through sharding, ensuring scalability for large datasets.
Tech stack:
Java17, Spring, Spring Boot, RESTful, GraphQL, SOAP, JPA, MongoDB, Redis, JNI, JSON, Git, Maven, CMD.

JavaMicroservicesJUnitSQLApache KafkaSpring Boot+20

Vdcom

Software Engineer

Mar 2015 – Nov 2019 · 4 yrs 8 mos · Samara Region, Russian Federation · On-site

VDcom is a software services company specialising in the implementation and adaptation of software products.
I led the development of an HR portal from scratch, automating employee time tracking and payroll, saving $50,000 in outsourcing costs.
Delivered 99% uptime, reducing record processing time by 75% for 250 employees.
Built a scalable microservice architecture, supporting 3x future expansion.
Tech stack:
Java11, Spring, RESTful, JPA, JDBC, Hibernate ORM, Liquibase, OracleSQL, PostgreSQL, Mockito, JUnit, Docker, Jenkins CI/CD, Git, Gradle, Maven, Angular, React, Javascript, Typescript, CSS, HTML.

JavaMicroservicesJUnitSQLApache KafkaSpring Boot+19