Lennart Guth verfügbar

Lennart Guth

Full Stack JavaScript Developer

verfügbar
Profilbild von Lennart Guth Full Stack JavaScript Developer aus Frankfurt
  • 60385 Frankfurt Freelancer in
  • Abschluss: Bachelor of Science (Business Informatics)
  • Stunden-/Tagessatz: nicht angegeben
  • Sprachkenntnisse: deutsch (Muttersprache) | englisch (verhandlungssicher)
  • Letztes Update: 28.10.2020
SCHLAGWORTE
PROFILBILD
Profilbild von Lennart Guth Full Stack JavaScript Developer aus Frankfurt
DATEIANLAGEN
Arbeitszeugnis Accenture

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Zeugnis Duale Hochschule Baden-Württemberg

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Zeugnis Hong Kong Polytechnic University

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Zeugnis Open University

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Aktuelles Profil - Word-Format

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Aktuelles Profil - PDF-Format

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SKILLS
Self-reliant React / Node.js Developer with 3+ years of professional experience in Front- and Back-end Development. JavaScript/ES6 expert.

Key Skills:

Front End
  • JavaScript, React, TypeScript, JSX, Redux, webpack, Babel, Socket.io
  • RESTful API, JSON, JSX, XML, YAML
  • HTML5, CSS3, SCSS, LESS, Sass, JSS
Back End
  • Node.js, Express.js, npm
  • PHP, Laravel, Composer, WordPress
  • Apache, Nginx
Databases
  • MySQL, MariaDB, MS SQL Server
  • NoSQL, MongoDB, Mongoose, Firestore, GraphQL, Oracle, PL/SQL
  • ETL, CRUD, cost-based optimization
  • SAP HANA, SQLplus, HDBSQL
Cloud
  • AWS: EC2, EBS, Lambda, S3, Glacier, RDS
  • GCP: Firebase, Cloud Functions, Compute / App Engine, Firestore, Storage, Pub/Sub, Cloud Build
Testing
  • Jest, Enzyme, mock store
DevOps
  • Docker, Git, CI/CD, Vagrant, GitLab
SDLC
  • Atlassian, Jira, Git, Bitbucket, Confluence
  • Agile software development, Scrum, KANBAN
PROJEKTHISTORIE
  • 01/2019 - bis jetzt

    • Scania AB
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • JavaScript Full Stack Developer
  • ●    Development of a Progressive Web App / SPA for automated, heavy-load document processing utilizing React and Node.js
    ●    Full Stack development of the whole web application with a time to market of 8 weeks
    ●    Experimenting with latest front-end technologies as a part of implementation of the high-volume web application that helped to improve speed of web development by 30%
    ●    Designing new databases and data schemas for the mission-critical web application improving data integrity and execution efficiency using Google Cloud Firestore
    ●    Setting up a fully automated, serverless web application infrastructure and environment provisioning with the Google Cloud Platform (GCP) that helped to achieve 94% decrease in infrastructure operating costs
    ●    Improving product aesthetic and UX of the high-volume online service, resulting in 62% increase in users’ satisfaction
    ●    Integration with third-party analytics services and external APIs as a part of implementation of the business-critical web application to provide a smooth customer experience that reduced customer support requests by 34% 
    ●    Profiling, Troubleshooting & Bug fixes for the business-critical web application that helped to tune system performance and decrease average response time

  • 08/2017 - 01/2019

    • Commerzbank AG
    • >10.000 Mitarbeiter
    • Banken und Finanzdienstleistungen
  • Lead Developer
    • Managing and leading the technical team of 12 software developers working on the bank’s Foreign Customer Tax applications to achieve compliance with international tax regulations (FATCA / CRS) and Know-Your-Customer (KYC) processes
    • Collaborating with stakeholders as a part of the implementation and maintenance to prevent financial penalties from international tax authorities
    • Identification and implementation of crucial code improvements that raised the tax compliance rate from 89% to over 96%
    • Planning and successful execution of three complex, company-wide migrations affecting online banking and over 1,400 branch offices worldwide
    • Implementation of a whole set of new API endpoints related to the “Commerzbank 4.0” strategy, involving a complex transformation of the bank’s IT landscape
    • Capturing best development practices and coding standards that helped to decrease code complexity and improve maintainability

  • 04/2014 - 12/2018

    • Pacemo GmbH
    • < 10 Mitarbeiter
    • Internet und Informationstechnologie
  • JavaScript Full Stack Developer
  • * Founding a start-up company specialized in developing software for the funeral home
    industry, being the No. 1 market and innovation leader as of 2018
    * Setting up a fully automated web application infrastructure and environment provisioning
    with Amazon Web Services (AWS) resulting in a decrease of server and infrastructure
    administration by 96%
    * Handling full stack programming tasks for the development of the business-critical single
    page application utilizing AngularJS and Laravel
    * Creating UI, UX and overall design aesthetics of the business-critical customer-facing portal,
    resulting in rapidly gaining market shares within only 2 years
    * Reviewing the quality of code for the mission-critical online service, maintaining code and
    design consistency across different team members
    * Providing technical and leadership assistance for the developer team members related to
    the software architecture, infrastructure, critical tasks and deployments, resulting in 92%
    bug-free releases that have been deployed just-in-time
    * Scoping project requirements using Agile & Scrum principles related to the business-critical
    single page application that helped prioritize developing activities and reduce ad hoc work
    requests by 39%

  • 11/2010 - 03/2014

    • Accenture Technology Solutions GmbH
    • >10.000 Mitarbeiter
    • Internet und Informationstechnologie
  • SAP HANA Consultant
  • * Replacing the relational database used for marketing automation processes with an SAP
    HANA in-memory database, resulting in a 657% performance increase
    * Designing functional and technical software processes for an automated collection of
    visitor's online activities that improved the accuracy of marketing campaigns by over 60%
    and increased lead generations by 15%
    * Setting up the SAP HANA Innovation Center within Accenture, to train the workforce with
    expertise and hands-on experience on SAP HANA that helped to lower developers'
    onboarding time by 57%
    * Development of a collaboration platform to manage Accenture's employee staffing pool,
    reducing administrative overhead by ~210 hours per year
    * Designing a new software for Prediction analysis for workforce availability within the staffing
    pools based on a variety of internal and external factors, decreasing the overall unbillable
    time of the workforce by 14%

ZEITLICHE UND RÄUMLICHE VERFÜGBARKEIT
only 100% remote (with optional onsite onboarding)
KONTAKTANFRAGE VERSENDEN

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