Roman Nix

Senior Backend Developer / TeamLead at XWAY
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Contact Information
us****@****om
(386) 825-5501
Location
Kemerovo, Kemerovo, Russia, RU
Languages
  • Russian -
  • English -

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Bio

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Experience

    • Spain
    • Retail
    • 1 - 100 Employee
    • Senior Backend Developer / TeamLead
      • Feb 2019 - Present

      XWAY (2021-2022): As a team lead I built a distributed team, provided the high velocity, grew the professional skills of members, increased bus factor from 1 to 2-3 on essential parts of the system. As a tech lead I organized regular data collection from marketplaces to data marts: prices, stocks, orders number of 200M products four times a day. As a senior software engineer I reversed many API of seller endpoints on marketplaces to provide automated solutions for sellers and sellers' managers. Stack: php (laravel), go, docker, docker-compose, redis, rabbitmq, kafka, postgresql, clickhouse, puppeteer, elk, gitlab CI. VirtualVibe (2020-2021): CRM for social media advertisement and rich content, sales funnel from searching a blogger to content confirmation and payment. Implemented automated retrieval of analytics about main blogger indicators: audience size, engagement rate, number of likes, views, etc of published confirmed content. Implemented automated CPA, CPC payouts. Covered system with CI, logging and alerting. Stack: php, laravel, vue, postgresql, swagger, elk. Bitrewards (2019-2020): Development of software architecture, building CI/CD, deployment pipelines, setting up monitoring and alerting systems. Embedding e-commerce solution platform (motivation, referral & loyalty programs) for online stores: crm, widgets, analytics; Backend for chinese marketplace; Mobile apps distribution platform; Blockchain solutions for e-commerce. Stack: php, laravel, yii, vue, js, jquery, postgresql, mysql, clickhouse, redis, hyperledger fabric Show less

    • Singapore
    • Financial Services
    • 1 - 100 Employee
    • Senior Software Developer
      • May 2017 - Feb 2019

      As part of a team of 3 web developers I lauched fintech project from scratch: robocredit.ru - issue installment loans. I took part in creating archtecture of scoring service, billing integration, notification service, payment systems integration and other parts of the system. I created ansible playbook for blue-green deployment with zero down-time, wrote gitlab pipelines for CI. I was a mentor for a team of 3 trainee: described educational tasks, guided them for study program. All of them passed the internal exam and became web developers. I took part in developing zaymer.ru - PDL. I solved many hard-reproducible bugs with high severity. Stack: php, mysql, postgresql, laravel, symfony, docker, ELK, ansbile, gitlab. Show less

    • Head of Software Development
      • Aug 2010 - May 2017

      Started as software developer, promoted to Head Of Software Development. I developed online store from scratch. Refactored and significantly improved electronic document management system: increse numbfer of features up to 6 times, decrease number of errors. Integrated CI/CD pipelines with Jenkins. Trained 2 web developers from trainee to software developers as a part of the team. For half a year I was a part of VSE42 team. I integrated Docker for dozen of services. Deployed ELK stack for log management and alerting. Stack: php, mysql, yii, yii 2, symfony, zend framework, ELK, docker. Show less

Education

  • Kemerovo State University
    Master's degree, Mathematics and Computer Science
    2010 - 2012
  • Kemerovo State University
    Bachelor's degree, Mathematics
    2006 - 2010

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