02/27/2025 updated

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Senior DevOps Engineer, Cloud Architect, Full Stack Engineer

Dublin, Ireland
Worldwide
Dublin, Ireland
Worldwide

Profile attachments

Teodor Birca - Resume.pdf

ASP.NETPHPActive DirectoryApplication Programming Interfaces (APIs)Amazon Web ServicesAmazon CloudfrontAmazon Elastic Compute CloudAmazon S3Apache TomcatMicrosoft AzureBash ShellUnixCloud ComputingCloud EngineeringDatabasesContinuous IntegrationDebuggingLinuxDevOpsWeb DevelopmentIntegrated Windows AuthenticationDomain Name System (DNS)Amazon DynamoDBFault ToleranceGoogle DocsIdentity ManagementIntrusion Detection SystemsJava AppletPython (Programming Language)MariaDBMemcachedMySQLNetwork File SystemsNetwork AdministrationNGINXNode.jsOAuthOpenIDOpenStackSystems Development Life CycleRabbitMQRemote AccessRemote File SharingAnsibleTypeScriptVagrantVirtualBoxWeb ApplicationsDatadogAWS CDKReact.jsBoto3CachingAWS LambdaBackendCloudformationAngularJSCloudflareNpm(Software)React ReduxCloudwatchApi GatewayNestJSElastic BeanstalkTerraformNetwork ServerServerless ComputingDockerElk StackJenkinsMicroservices
ASP.net, aws cdk, AWS Lambda, Active Directory, Cloudfront, DynamoDb, ec2, S3, AWS, AWS Certified, AWS services, Angular, Ansible, tomcat, API Gateway, API, backend, Bash scripting, Boto3, caching, cloud -based, cloud, cloud infrastructure, cloud engineer, Cloudflare, Cloudformation, cloud formation, CloudWatch, CI/CD, database, datadog, DevOps, docker, docker compose, DNS, Elastic beanstalk, ELK stack, fault tolerant, google spreadsheet, Identity management, domain authentication, IDS, java app, Jenkins, Linux, Mariadb, memcache, microservices, micro-services, Azure, mysql, NestJs, Network Administrator, Network File System, servers, NginX, nodeJs, NPM, Oauth, OIDC, OpenStack , PHP, python, rabbit MQ, Redux, React, ReactJs, remote access, file sharing, serverless architecture, Serverless, debugging, SDLC, terraform, typescript, Unix, vagrant, virtualbox, web applications, Web Developer

Languages

GermanNative speakerEnglishGoodItalianGood

Project history

Cloud Architect

Go Cloud Careers
Steer efforts towards improving customers' business performance by developing and deploying mulG-cloud and hybrid mulG-cloud
architectures with AWS, MicrosoI Azure, and OpenStack clouds. Conceptualise and design cloud migraGon plans for befer scalability,
flexibility, storage capability, and business performance. Chair virtual meeGngs with key stakeholders and deliver presentaGons on cloud
architectures. Enable enterprise-wide compuGng by designing Open-stack cloud and file sharing with Unix and Linux hosts by developing/
deploying Network File System environment. Design and develop cloud-based architectures that meet business requirements and opGmise
performance, scalability, and reliability. Mike Gibbs does a wonderful job teaching soI skills, emoGonal intelligence and business acumen
along with technology, presentaGon skills to C-level execuGve and career coaching advices.

Selected Contributions:

* Improved safety and prevented potential cyber-attacks by creating critical security architectures, encompassing next-gen firewalls, IDS/IPS
systems, encryption, security policy, and user education materials.

* Spearheaded various development projects, involving enterprise-wide remote access solution, web applications, and Active Directory for
enterprise-wide domain authentication.

* Implemented AWS Control Tower and Landing Zones for a large financial services company with multiple business units, resulting in improved
governance and security across the organisation.

* Lift and shift Java app, from Nginx to Cloudfront and loadbalancer, tomcat ec2 instances, rabbit MQ to Amazon MQ, Mariadb to RDS mysql,
memcache to Elasticcache

Senior DevOps Engineer

Fidelity Investments
Provide technical oversight while managing various facets such as, developing, implemenGng, and supporGng management tools, processes,
and applicaGons running within the AWS cloud. Administer systems in Linux and AWS environments. UGlise Jenkins, terraform, Python, AWS
CDK, and Boto3 for effecGve management of cloud vendor-specific services, implementaGon of CI/CD workflows, and integraGon of Python
applicaGon, library, or script with AWS services. Prepare both short-and long-term plans based on detailed work requirements esGmaGon.
Recommend soluGons by idenGfying departmental needs. Trained team members to follow best engineering pracGces, architecture design
and SDLC methodologies. Ensure that development, coding, privacy and security standards are adhered to at all Gmes

Selected Contributions:

* Employed superior interpersonal skills, while communicating effectively in team environment.

* Facilitated the company in assembling a highly talented team.

* Headed migration of RDS database instances and aurora global clusters via Python boto3 scripts using a fail-over fail-back strategy.

* Created pipelines for aurora global cluster creation, modification DR and upgrade via AWS CDK

* Created cloud formation stacks for aurora global clusters creation, upgrade, DR

* Migrating Jenkins jobs to enterprise CloudBee Jenkins

* Migrating cloudformation to terraform

* Clowdwatch, datadog, EKS

Full Stack Engineer

Bord Gáis Energy
Created and refactored various components using Typescript with React and Redux. Achieved flexibility and enhanced business performance
by developing Resiul API's NestJs/Nodejs micro-services soluGons. Improved team collaboraGon and response Gme by installing and
configuring AWS Chat Boots. Designed, uGlised, modified, and troubleshot various compuGng plaiorms and tools, such as AWS Serverless -
AWS Lambda on Nodejs and API Gateway, AWS pipeline, Terraform, CloudWatch, CloudTrail, CloudformaGon, Cloudfront, DynamoDB, S3,
SAM, and others. Contributed in architecture-related tasks such as, soIware design, systems integraGon, and technical analysis.

Selected Contribution:

* Liaised with cross-functional teams to design and integrate Customer Take On architecture as well as deliver a stable, user friendly and bug
free features.

* Part of the team that architected, designed, implemented billing summary -AWS lambda, API gateway, react (nextJs) front end

Senior UI Engineer

Houghton Mifflin Harcourt (HMH)
Senior UI developer, in charge with the main product 'ED your friend in learning', an online e-learning platform that servers more than 50M
users. Started in the Identity management team were I was implementing user login/registrations and permissions, bulk user ingestion in the
app. Continued on the e-learning side of the business where i was implementing features for real time student testing platform, reporting area
(student charts), class management, user tracking, stats and ended my journey on the accessibility side of the project.

Tech used: Angular, ReactJs, NodeJs, AWS, ELK stack, Oauth, OIDC

Selected Contribution:

* Architected and implemented in a short time a guided point of use help solution.This in-house solution proved to be more secure and cost
effective than existing third-party solutions, saving investment and maintenance costs in the long- run.

Senior Front End Developer

Codeless - Slim Software Nabouwen Nederland

Senior Front End Developer

Eximo LLC United States

PHP Lead Developer

Razmed SRL

ASP.net/PHP Developer

Spinvox LTD

SEO Specialist /Web Developer

United Hotels S.A.S

Network Administrator (Security)

Rolem SRL (plant of Draexmaier AG Germany)

Certificates

AWS Solution Architect Professional

AWS

2023


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