Karl Harder
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Karl Harder Email & Phone Number

Software Engineer Tech Leader at ROIT at ROIT
Location: Curitiba, Paraná, Brazil 6 work roles 1 school
1 work email found @roit.com.br LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Work email k****@roit.com.br
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Current company
Role
Software Engineer Tech Leader at ROIT
Location
Curitiba, Paraná, Brazil
Company size

Who is Karl Harder? Overview

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Quick answer

Karl Harder is listed as Software Engineer Tech Leader at ROIT at ROIT, a company with 159 employees, based in Curitiba, Paraná, Brazil. AeroLeads shows a work email signal at roit.com.br and a matched LinkedIn profile for Karl Harder.

Karl Harder previously worked as Software Engineer Tech Leader at Roit and Software Engineer at Roit Consultoria E Contabilidade. Karl Harder holds Bachelor'S Degree, Information Technology from Facear - Faculdade Educacional Araucária.

Company email context

Email format at ROIT

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{first}.{last}@roit.com.br
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AeroLeads found 1 current-domain work email signal for Karl Harder. Compare company email patterns before reaching out.

Profile bio

About Karl Harder

Software Engineer with 4+ years of experience with passion of creating, developing and maintaining microservices using many programming concepts possible, such as SOLID, DRY, YAGNI, KISS and so on. As Tech Leader, I am able to conceptualize and test new methods of feedbacks, architecting projects, hiring people and also thinking about the development environment, building the most performatic and easy workflows. Furthermore, I had worked with Scrum as agile thinking and Kanban as task management helper.Experienced with technologies including NodeJs, with NestJs and Express frameworks using Typescript as main language; Jest for testing; Firestore, Postgrees, MySQL and BigQuery databases; Java with Spring 4 and Hibernate; Flutter for Apps development; Vue 2 and 3 with Typescript, HTML, Javascript, CSS, communication between services using gRPC and a shallow knowledge in GO, React and React Native. I also have a brief knowledge with Python, Apache Kafka, communication between services using gRPC and for BigData applications, used to work with Elasticsearch to compound queries.Expertise with using Google Cloud Platform as main cloud computing environment, working with Cloud Run, Cloud Functions, PubSub, CloudTasks, Logging, Artifact Registry (for private Nodejs packages), for instance. I am used to working with some AWS features such as API Gateway, CloudFront and Lambdas functions. AWS environment still learning some cool features.Nowadays, I have been studying technologies as Neo4J, a graph Database with allows to perform queries in relationship between documents.

Listed skills include Java, Sql, Vue, Spring Framework, and 11 others.

Current workplace

Karl Harder's current company

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ROIT
Roit
Software Engineer Tech Leader at ROIT
curitiba, parana, brazil
Website
Employees
159
AeroLeads page
6 roles

Karl Harder work experience

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Software Engineer Tech Leader

Current

Main Responsabilities- Responsible for idealizing and analyzing new ways of feedback.- Redesigning and sketching microservices and its dependencies- Interviewing new staff- Team formation mentoring processes- Supporting teammates with their both technical and bussiness difficulties- Definition of standards, processes and tools used by the development team.

Jan 2021 - Present

Mobile Engineer

Current

Brazil

EATLETA is an app created to connect atheltes, teams and orgs of any sport. Aligned with creators, I've been able to participate, discuss and build up an app from scratch, determining architectural designs, create development rules and create new features which allowed athletes follow (statistically) theirs carreers.

Jan 2021 - Present

Auxiliar Contábil

Araucária, Paraná, Brasil

Accouting and financial assistant

Oct 2014 - May 2018
Team & coworkers

Colleagues at ROIT

Other employees you can reach at roit.com.br. View company contacts for 159 employees →

1 education record

Karl Harder education

FAQ

Frequently asked questions about Karl Harder

Quick answers generated from the profile data available on this page.

What company does Karl Harder work for?

Karl Harder works for ROIT.

What is Karl Harder's role at ROIT?

Karl Harder is listed as Software Engineer Tech Leader at ROIT at ROIT.

What is Karl Harder's email address?

AeroLeads has found 1 work email signal at @roit.com.br for Karl Harder at ROIT.

Where is Karl Harder based?

Karl Harder is based in Curitiba, Paraná, Brazil while working with ROIT.

What companies has Karl Harder worked for?

Karl Harder has worked for Roit, Roit Consultoria E Contabilidade, Eatleta, and Global Tratores.

Who are Karl Harder's colleagues at ROIT?

Karl Harder's colleagues at ROIT include Maria Pilato, Marlei Guimarães, Leonardo Gonçalves, Josénilo Abreu Silva, and Oscar Maciel.

How can I contact Karl Harder?

You can use AeroLeads to view verified contact signals for Karl Harder at ROIT, including work email, phone, and LinkedIn data when available.

What schools did Karl Harder attend?

Karl Harder holds Bachelor'S Degree, Information Technology from Facear - Faculdade Educacional Araucária.

What skills is Karl Harder known for?

Karl Harder is listed with skills including Java, Sql, Vue, Spring Framework, Microsoft Office, English, Php, and Html.

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