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Omie

Senior Fullstack Developer, Delphi

Omie

Experienced Fullstack Developer for ERP and POS systems focused on tax solutions at Omie. Collaborate on development and maintenance of DELPHI applications and integrations.

Posted 4/29/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
AWSAzureCloudDelphiDockerJavaJavaScript.NETNode.jsReactSOAPSQLVue.js

About the role

Key responsibilities & impact
  • Develop and maintain fullstack applications in DELPHI, with emphasis on POS (Point of Sale) modules.
  • Implement and optimize integrations with webservices for issuing fiscal receipts (NFC-e), ensuring compliance with tax regulations (SEFAZ, municipal authorities).
  • Perform corrective and evolutionary maintenance on legacy systems, including bug fixes and performance improvements.
  • Collaborate with product and support teams to map tax requirements and test integrations in real-world scenarios.
  • Develop APIs and middleware to enable communication between legacy systems and modern platforms (e.g., .NET, Node.js, or Java).
  • Ensure security and resilience in integrations (digital certificates, XML/JSON, authentication, retry mechanisms).
  • Participate in code reviews, refactorings, and technical documentation to facilitate knowledge transfer.
  • Support deployment and production monitoring, with a focus on fiscal stability (preventing invoice rejections).

Requirements

What you’ll need
  • Proven experience (minimum 5 years) in DELPHI for developing desktop and POS applications.
  • Advanced knowledge in issuing fiscal receipts (NFC-e/SAT) and NF-e.
  • Extensive experience integrating with webservices (SOAP/REST, XML/JSON, A1 certificates).
  • Strong SQL skills (optimized queries, stored procedures) for databases such as SQL Server.
  • Familiarity with fiscal tools (e.g., ACBr, NFePHP) and Brazilian tax compliance.
  • Technical English for reading documentation.
  • Experience migrating legacy systems to .NET Core or modern frameworks (desirable).
  • Frontend knowledge (HTML/CSS/JS or React/Vue) for POS interfaces (desirable).
  • Exposure to cloud (Azure/AWS) and DevOps (CI/CD, Docker) (desirable).
  • Fiscal certifications or experience in SAT/SEFAZ audits (desirable).

Benefits

Comp & perks
  • Flexible benefit / Meal voucher: R$ 45.00 per working day.
  • Home office allowance.
  • Transportation voucher.
  • Shuttle service from the station to the office.
  • Bradesco health plan.
  • Amil Dental dental plan.
  • Pharmacy assistance.
  • Childcare assistance.
  • Birthday day off.
  • Partner apps for accredited gyms.
  • Partnerships with online therapy and meditation platforms.
  • Partnership with SESC — Full Credential.
  • Exclusive discounts at top universities and educational institutions.
  • Omie Academy free for employees.
  • In-company English courses.
  • Insurance discount program.
  • Swile Shop: platform for exclusive discounts.
  • Partnership with Dell.
  • Profit-sharing program (PPRL).
  • Travel benefits.
  • Life insurance.

ATS Keywords

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Hard Skills & Tools
DELPHIPOS applicationswebservicesNFC-eNF-eSOAPRESTSQLHTMLCSS
Certifications
fiscal certificationsA1 certificates