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Aleksandr Saraikin, Web Services Infrastructure Developer in Berlin, Germany
Aleksandr Saraikin

Web Services Infrastructure Developer in Berlin, Germany

Member since July 8, 2016
Aleksandr has built numerous infrastructures that have been proven to improve the efficiency of development workflows, optimize TCO, and met required performance KPIs in production. Given excessive experience in real projects, he can foresee potential pricey pitfalls on later development stages and suggests an optimal solution saving time and budget.
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Portfolio

  • Sourcestream GmbH
    AWS, ECS, Kubernetes, CloudFormation, Ansible, Chef, OpsWorks, Terraform...
  • Home24 GmbH
    PHP, Agavi, Zend, Propel, PHPUnit, Git, SVN, Capistrano, MySQL, Solr, Memcached.
  • INNOVA Handelshaus GmbH
    PHP, WSDL, SOAP, LAMP, Delphi 7, C#, MS SQL Server.

Experience

Location

Berlin, Germany

Availability

Part-time

Preferred Environment

AWS, CloudFormation, Ubuntu, IntelliJ IDEA, Git

The most amazing...

...thing I've built infrastructure for an international charging platform for electric vehicles.

Employment

  • Cloud Solutions Architect

    2013 - PRESENT
    Sourcestream GmbH
    • Worked proactively with high-growth startups and operated as their trusted technical advisor in the development of cost-efficient cloud architectures tailored to their business priorities.
    • Designed and implemented highly available and scalable cloud-based infrastructure for software development, data analysis and production for customers in a variety of industries.
    • Proposed and implemented cost optimization plans.
    • Improved production systems to efficiently carry out TV advertisement load profiles.
    • Planned and executed infrastructure migration to AWS.
    • Supported B2B deals in fintech with product documentation, security audits, and technical consultancy.
    • Led proof-of-concept prototyping in eCommerce, IoT, and AI projects.
    • Supported software development teams with CI/CD automation and cloud services expertise.
    • Defined the requirements for software delivery processes and created a framework for rapid integration of new services into Kubernetes infrastructure.
    • Refactored web services backed by EC2 servers into serverless solutions, eliminating 90% of the AWS bill.
    Technologies: AWS, ECS, Kubernetes, CloudFormation, Ansible, Chef, OpsWorks, Terraform, Docker, Packer, Vagrant, GoCD, Jenkins, Sensu, Grafana, Icinga, ELK, DynamoDB, PostgreSQL, Node.js, Scala, PHP, Ruby, Python

  • Senior Back-end Developer

    2011 - 2013
    Home24 GmbH
    • Created internal product management systems.
    • Developed automated product data feeds integrated with dozens of merchants.
    • Led a development team.
    Technologies: PHP, Agavi, Zend, Propel, PHPUnit, Git, SVN, Capistrano, MySQL, Solr, Memcached.

  • Back-end Developer

    2010 - 2011
    INNOVA Handelshaus GmbH
    • Developed an auction system.
    • Worked on integration of a custom ERP system.
    Technologies: PHP, WSDL, SOAP, LAMP, Delphi 7, C#, MS SQL Server.

  • Software Developer

    2008 - 2010
    SuraSystems GmbH
    • Created a web interface for an automated picture production system with a variety of payment gateways.
    • Developed modules for a custom ERP system.
    • Developed a real estate trading system that enables users to mark up real estate, parcels, and further details on the Google Earth globe. Scaled to cover real estate in the USA.
    Technologies: ExtGWT, Tomcat, GEarth, Delphi 7, C#, MS SQL Server, PHP, Joomla, LAMP

Experience

  • MONOQI (Development)
    https://monoqi.com/

    An online destination for hand-picked design. MONOQI is collecting hard-to-find and limited-edition design products, making them available for a short time on MONOQI.com.

  • Valmano (Development)
    https://www.valmano.de/

    A jewelry store.

  • Sourcestream (Development)
    http://sourcestream.de/

    A software engineering company focused on developing custom solutions for small and medium-sized companies from around the world.

  • Spotcap (Development)
    https://www.spotcap.com/

    Spotcap is an innovative online lender for small and medium-sized enterprises.

    I designed and implemented multi-tenant and multi-country infrastructure as a leader of the DevOps team.

  • Home24 (Development)
    https://www.home24.de

    Europe's largest online only retailer for home furniture and living.

  • Aeria Games (Development)

    Internet gaming portal for massively multiplayer online games.

  • Audibene (Development)
    https://www.hear.com

    Audibene is the largest internet portal for independent hearing care case management and hearing aid purchasing in Europe.

  • Highcore (Other amazing things)
    https://github.com/sourcestream/highcore

    An open-source AWS resource management system with graphic UI and comprehensive REST API, based on CloudFormation.

  • Hubject (Development)
    http://hubject.com

    An international charging platform for electric vehicles: a joint venture of BMW Group, Bosch, Daimler AG, EnBW, innogy and Siemens.

    I led development of infrastructure-as-code, monitoring, backups, auto scaling, security enhancements, implementation, monitoring and support. I also planned, executed, and supported production launch and further enhancements, and I managed the DevOps team.

  • Outfront Media Inc. (Development)

    Outdoor Advertising

  • Yields.io (Development)
    https://www.yields.io/

    An Enterprise Solution for Model Risk Management

  • Traffics IBE Evolution 3 (Development)
    https://www.traffics.de/

    Booking system for tourism

  • Full Fabric (Development)
    https://fullfabric.com/

    Education services

  • CartHook (Development)
    https://carthook.com/

    Shopify services

Skills

  • Languages

    PHP, Scala, Python, Ruby

  • Frameworks

    Laravel, Spark, Angular, Sails.js, Play, Akka, Zend Framework, TestNG

  • Libraries/APIs

    Propel, Finch, Selenium Grid

  • Tools

    AWS Fargate, Amazon CloudFront CDN, AWS Step Functions, AWS Athena, AWS CloudWatch, AWS CodeBuild, AWS CloudTrail, Jenkins, AWS CloudFormation, AWS ECS, AWS OpsWorks, Logstash, Ansible, Apache Airflow, AWS Glue, AWS CodeDeploy, AWS CodeCommit, Kibana, Ansible Tower, Nginx, Vagrant, Chef, Amazon EKS, Terraform, AWS SES, Amazon Cognito, AWS Key Management Service (KMS), Amazon SQS, Capistrano, Solr, Apache Tomcat, Apache, Grafana, Packer

  • Paradigms

    Microservices, CQRS

  • Platforms

    Kubernetes, AWS Lambda, AWS Elastic Beanstalk, Linux, Amazon Web Services (AWS), Docker, Sensu, AWS IoT

  • Storage

    AWS S3, AWS RDS, MySQL, PostgreSQL, Amazon EFS, Redshift, Elasticsearch, AWS DynamoDB, HDFS, Redis, Memcached

  • Other

    Lambda Functions, Amazon API Gateway, Auto Scaling, Web Services, AWS, Web Services Infrastructure, AWS Database Migration Service, Stacker, Troposphere, GoCD, Kubernetes Operations (Kops), Serverless, AWS CodePipeline, AWS AppConfig, Web Application Firewall (WAF), AWS Security Hub, AWS Cloud Map, Amazon CloudHSM, GlassFish, HAProxy

Education

  • Certificate in AWS Certified Solutions Architect Professional
    2016 - 2016
    Amazon, Inc. - https://aws.amazon.com/certification/certified-solutions-architect-professional/
  • Diploma in Linguistics
    2003 - 2008
    Penza State University - Russian Federation, Penza
  • Diploma in Software Engineering
    2003 - 2008
    Penza State University - Russian Federation, Penza

Certifications

  • AWS Certified Solutions Architect - Professional
    JULY 2016 - JUNE 2021
    Amazon Web Services

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