Resume

Aleksandr Kliakhandler

Senior Java Developer / Architect

kliakhandler.aleksandr@gmail.com GitHub Yerevan, Armenia

Profile

Senior backend engineer and architect with more than a decade of experience building Java-based systems in banking, healthcare technology, telecom, and independent product work. I specialize in translating complex business requirements into clear backend architecture, reliable service boundaries, and systems that can be operated and evolved by real teams.

Experience

06.2025 - now

Building something privately

Product work, architecture, infrastructure

  • Working on independent software products and infrastructure projects.
12.2023 - 06.2025

Team Lead, BostonGene

Java 21, Spring Boot, Python 3.12, Docker, Kubernetes, AWS, Google Cloud, Microservices

  • Managed a team of 5 engineers.
  • Designed and implemented clinical data accessioning backend services from scratch.
  • Played a key role in both business analysis and technical delivery.
09.2021 - 07.2023

Senior Java Developer, Deutsche Bank

Java 11/17, Spring Boot, Kafka

  • Developed features for an internal global markets investment banking tool.
  • Implemented data flow between environments for stronger edge-case recognition.
  • Contributed as a key developer during integration with a new API.
03.2020 - 03.2021

Java Team Lead, Sovcombank

Java 11, Spring Boot, Spring WebFlux, Kafka, Docker, Kubernetes, Microservices

  • Led a 5-person SCRUM team.
  • Designed backend architecture from scratch for an investment mobile application.
  • Contributed across analysis, development, testing, operations, interviewing, and mentoring.
03.2019 - 03.2020

Senior Java Developer, Sovcombank

Java 11, Spring Boot, Spring WebFlux, Docker, Kubernetes, Microservices

  • Implemented payment aggregator integrations for remote banking products.
  • Developed microservices supporting remote banking business logic.
12.2017 - 03.2019

Senior Java Developer, Sbertech

Java 8, Spring

  • Built a solution for load testing and auto scaling of containerized applications.
  • Contributed to a BPM execution platform for containerized applications.
11.2016 - 11.2017

Java Developer, MTS

WSO2 ESB, Apache Camel, Java 8, Spring

  • Developed a pilot solution for ESB migration.
  • Participated in Siebel CRM integration work.
07.2014 - 05.2016

Java Developer, Self-employed

Java 8

  • Implemented backend software for a predictive system for a zero-sum game.

Skills

Backend

Java 8/11/17/21, Spring Framework, Spring Boot, Spring WebFlux, Project Reactor, Kafka

Data

PostgreSQL, Oracle, service integrations, data flow design

Cloud / Ops

AWS, Google Cloud, Docker, Kubernetes, Helm, Linux

Delivery

Architecture, team leadership, mentoring, CI/CD, business and technical analysis

Languages

English C1, Russian native

Education

Moscow State University, Faculty of Physics - Bachelor Degree, 2016