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Paul K.PK

Paul K.

CTO as a Service | Head of Engineering | Engineeri

800 €/jour
Berlin, DE
8-15 ans

Délai de réponse moyen : 1h

À propos de Paul

Head of Engineering with 15+ years of experience organizing development for startup product companies, leading teams, and full-stack software development.

The transformative architect who translates open-source Ruby on Rails and Bundler projects into best-in-class technological achievements across many environments.

Empowering mentor and influencer who recruits, motivates, scales, and equips R&D offices of self-organized developers, enabling them to mature into exemplary performers who consistently add value and exceed aggressive goals.

Customer-centric approach and a dynamic strategic thinking style that has spurred turnarounds and catalyzed profits for various businesses.
  • Anglais

    Capacité professionnelle complète

  • Russe

    Bilingue ou natif

Accepte de travailler sur site
Berlin (jusqu’à 50 km)

Expériences

  • OrchestrateCS | EHS Project Management Software
    Fractional Chief Technology Officer (CTO)
    AGENCE & SSII
    novembre 2021 - février 2024 (2 ans et 3 mois)
    Berlin, Allemagne
    OrchestrateCS (OCS) is an EHS project management solution for manufacturers, providing mobility, control, and visibility over Health & Safety operations via a flexible software application.

    Budget Management: $360K/Year
    Team Management: 3 employees

    Responsibilities:
    - Owned the entire software development cycle by assembling a remote team of five seasoned engineers; helped choose the technology stack.

    - Devised the company’s first MVP, allowing the founders to attract more backers and customers and increase investments to scale development.

    - Originated the web and mobile versions of the application, fully readying it for the market; tested and integrated the application's verification checklist.

    - Launched the first version of the application within only 4 months and facilitated the sales and marketing teams' use.

    - Saved $60K by onboarding pre-made/ready solutions to build a new UI; reduced development costs by 50% instead of agency solution proposals using Ruby on Rails; saved $10K by integrating PAAS (Heroku) solutions for hosting and delivering applications.

    - Implemented a transparent process to identify issues upfront and not waste time on rework; onboarded Continuous Delivery from scratch to make the automated delivery process robust and secure.

    - Adopted readymade technical solutions to achieve a working version within four months without hiring extra staff.

    - Successfully managed the internal performance DORA (deployment frequency: daily; lead time for changes: 2 days; mean time to recover: 1 hour; change failure rate: 0.01%).

    - Elucidated the task development process among a distributed team worldwide.

    - Established both the delivery procedure and rapid feedback process for developers.

    - Helped to deliver a roadmap with maximum impact.
  • Crosslake Technologies
    Principal Software Engineer | Consultant via JetThoughts
    AGENCE & SSII
    décembre 2019 - juin 2023 (3 ans et 6 mois)
    Berlin, Allemagne
    Team Management: 2 employees

    - Redesigned the legacy functionality by fixing most of the issues.

    - Optimized onboarding time from 3 months to 2 days.

    - Fixed security vulnerabilities and ensured confidence in stakeholders by updating the code base.

    - Successfully managed internal performance DORA (deployment frequency: reduced from quarterly to every 2 days; lead time for changes: reduced from monthly to every 2 days; mean time to recover: reduced from 1 week to 1 hour; change failure rate: reduced from 100% to 0.01%).

    - Implemented a transparent process to identify issues upfront and not waste time on rework.

    - Introduced Continuous Delivery to make the delivery process secure and fast.

    - Reduced verification by 30% for QA through the automated deployment of new changes.

    - Reduced running testing by 70% for CI/CD by optimizing and reworking code.

    - Reduced maintenance issues, focusing on feature development, by migrating from SPA architecture to server-side rendering.

    - Removed all unsupported and unmaintained dependencies; optimized code base to make support for less experienced developers more straightforward.

    - Reduced required time by 70% for managers and QA to keep track of product changes by introducing Continuous Delivery.

    - Replaced unsupported AngularJS code with server-side rendering, improving security and reducing lead and deployment time.

    - Simplified the code base and improved the delivery process by removing 100 bugs per new change while working on the new features.
  • JetThoughts LLC
    Senior Full-stack Engineer
    AGENCE & SSII
    septembre 2008 - Aujourd'hui (17 ans et 9 mois)
    Miami, États-Unis
    JetThoughts provides software delivery and consulting services to small/medium businesses developing custom Mobile and Web applications.

    Total Revenue: $1M
    Annual Revenue: $500K+
    Team Management: 150 developers

    - Achieved a high referral rate of 90%, with most new customers gained through recommendations.

    - Won 50 new contracts with an average client collaboration of 5 years.

    - Built and sold 3 R&D in Ukraine.

    - Provided technical consultations to the clients, building a successful strategy, effectively structuring teams and processes.

    - Delivered scalable web and mobile applications using Ruby on Rails and Modern JavaScript frameworks (Node.js, React, React Native, Vue.js).

    - Ensured an excellent employee retention level, resulting in a low turnover rate (5 years on average) and a 30% increase in profitability.

    - Held technical consultations for clients, helping them build successful strategies and structure teams and processes effectively.

    - Developed a framework for simple collaboration to reduce waste in product development. Clients distinguish communication approaches as a critical factor for mutually beneficial cooperation with us.

    - Designed code practices to help the team deliver a stable product. It improves team effectiveness and guarantees the quality and scalability of provided solutions.

    - Integrated transparency, flexibility, and remote work culture, improving work satisfaction and reducing turnover. Our employees keep working with us for more than 4 years and don't switch to other companies.
    Ruby on Rails React.js React Native Vue.js

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Formations

  • Master of Applied Mathematics
    Donetsk National University
    2007

Certifications

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