e
esmark12

Krahoz

@esmark12
4,9(7)

Seasoned IBMi Developer

Pologne
Anglais
Certaines informations sont présentées en anglais.
À propos de moi
A seasoned IBMi Developer bridging the gap between the reliability of the AS400 and the power of the modern AI era. With over 24 years of experience—ranging from System/36 to modern Free-Format RPG—I specialize in transforming 'green screen' legacy environments into high-performance, web-enabled systems. I don't just maintain systems; I modernize them. I am a firm believer that the AS400 belongs in today's tech stack. I’ve personally pioneered REST API integrations to connect IBM i with external ecosystems and developed custom solutions for EBCDIC to UTF-8 conversion.... Plus d’infos

Compétences

e
esmark12
Krahoz
hors ligne • 
Temps de réponse moyen de 1 heure

Voir mes services

Programmation et Tech
I will enhance create program in as400 rpgle rpg clle clp sqlrpgle rest
4,9(5)
API & Intégrations
I will setup rest solution to your ibmi as400 system

Portfolio

Expérience professionnelle

Volvo_Cars

Technical Manager

Volvo Cars

Jul 2023 - Present2 yrs 11 mos

• Spearheaded Volvo Cars warranty team's deployment on API’s, enhancing system reliability and customer satisfaction. • Pioneered RESTful API solutions with robust IBMi backend integration, optimizing data interchange. • Using Azure Datalake, MQ, websockets and local VIDB. • Excelled in generating dynamic XLS reports through mastery of POI API and Java programming. • Engaging the team into modernization using VSCode from the native green screen or RDi. • Introduced how GEN AI can be leveraged on the IBMi ecosystem.

Volvo_Group

AS400 Developer/Administrator

Volvo Group

Sep 2015 - May 20237 yrs 8 mos

• Developed and enhanced programs using RPG free-format, RPG ILE, CLLE, SQL, JAVA using RDi. • Implemented REST API solutions using JSON for GET, POST, and DELETE methods, enabling third-party application access to IBMi databases. • Integrated SSL web security for legacy applications and automated SMS alerts for job delays. • Managed the full SDLC, from technical specifications and system design to unit testing and implementation oversight.

7 Avis
4,9

(7)
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(0)
(0)
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Détails de la notation
  • Niveau de communication avec le freelance
    5
  • À recommander à un ami
    4,8
  • Service conforme à la description
    5
1 à 5 avis sur 7
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    W
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    willknight890

    US

    États-Unis

    5

    Well done.

    Jusqu’à 50 $US

    Prix

    2 jours

    Durée

    gig

    Programmation et Tech

    Utile?
    Oui
    Non
    O
    image-docs

    oo7knutson

    Client récurrent

    NO

    Norvège

    5

    Fast, friendly and reliable.

    Utile?
    Oui
    Non
    T

    twbnos

    US

    États-Unis

    4,7

    Very easy to work with.

    Utile?
    Oui
    Non
    O
    image-docs

    oo7knutson

    Client récurrent

    NO

    Norvège

    5

    Great work, fast and reliable.

    Utile?
    Oui
    Non
    L
    image-docs

    leadbotic

    US

    États-Unis

    5

    Esmark was a pleasure to work with, he communicates very well. He completed the job on time, and to the specs we provided him. I highly recommend Esmark!

    Utile?
    Oui
    Non