Database Developer

Database developer who will be responsible for develop and support ETL process for consolidated data warehouse. Migrating data warehouse from on premise to cloud based databases and vice versa. You will also work in tandem with the other teams, preparing documentations and specifications as required.

Project description:

An online ads platform backend is mySQL based.

There are several servers, some of them are in master-slave configuration. Shards are located on different db [login to view URL] current system is in production and there are several challenges that needs to be fixed.


System load: there are long running queries that need to be identified and addressed in the application layer or by adding indexes, archiving data, etc.

Versioning: there are several versions of mySQL currently in production and it needs to be brought up to the most current version

Optimization: based on system load and the current configuration of hardware and database design we are looking to create a list of recommendations

Maintenance: develop and implement maintenance plans for servers/databases: backups, regular updates, etc.


Database consolidation: based on the list of optimization steps there is need to re-architect the system in order to improve performance and its maintainability.

Database re-architecture: there might be a need to change the main database technology in order to achieve consolidation and optimization goals.

Long term

Cloud migration: platform migration to Google cloud in order to improve system performance and maintainability

Summary: it’s a long-term project and will require a lot of research and new technologies. You will be working with some of the best database/business intelligence developers and will be able to contribute to an challenging and interesting

Kemahiran: MySQL, PHP, Pentadbiran Pangkalan Data, Pengaturcaraan Pangkalan Data, ETL

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Tentang Majikan:
( 0 ulasan ) Ukraine

ID Projek: #24009375

21 pekerja bebas membida secara purata $4058 untuk pekerjaan ini


Dear employer as a custom database developer i am having relevant skills as you requested in your project description...i can share some demo as well in further chat. can we discuss more on this to get detail understan Lagi

$4500 USD dalam 29 hari
(173 Ulasan)

Hi,   I understand that you need a database developer who will be responsible for bringing together your data warehouse and migrating it to Google Cloud.   Our team is having 10+ years of experience working with databa Lagi

$5000 USD dalam 90 hari
(189 Ulasan)

** Senior Database Developer ** Hello, I am ready to help you on an immediate basis. I would love to discuss further, asap you schedule the interview. Kindly check my profile I am a top rated developer and can Lagi

$3000 USD dalam 30 hari
(122 Ulasan)

We already read your project. (Database Developer) Key Skills: Database Administration, Database Programming, ETL, MySQL, PHP In order to help you more, I would need you to give me more information about your project.

$5550 USD dalam 9 hari
(191 Ulasan)

## Senior Data Architect & ETL Expert ## Hello there, This is Sakthi from Colan. We have a Senior Data Architect to work on this project. Our Data Architect Profiles, [login to view URL] Lagi

$4500 USD dalam 30 hari
(34 Ulasan)

Hi there, Please make sure to read my below proposal. Later on, when we'll work together, you'll be glad you read it. About me: - 14+ years of proven experience in web development. (I accept any kind of test, if Lagi

$4000 USD dalam 7 hari
(26 Ulasan)

Hello, How are you? I am very interesting about your project. I am expert web design and development, also full time developer, fast delivery result my good skills is PHP, MySQL,Wordpress, WooCommerce, Shopify, React Lagi

$3000 USD dalam 15 hari
(29 Ulasan)

Hello, Thanks for reviewing my application I analyse job requirements for a database developer. I can definitely assist you for develop and support ETL process for consolidated data warehouse. I have rich experienc Lagi

$5000 USD dalam 50 hari
(5 Ulasan)

Hi, I have read your project description. I am full stack developer having six years working experience and I am very confident to build your website in PHP, WordPress, Laravel. I am an experience in front end design Lagi

$4000 USD dalam 10 hari
(38 Ulasan)

Proposal - I may not be 100% best fit as per all your requirement. But most of the skills are matching with my profile. Let me know if you want to discuss further. I am a database / Business Intelligence / solution a Lagi

$4000 USD dalam 7 hari
(17 Ulasan)

Hi, Greetings! Let's join hands for long term relationships with the best Technical Team. Concerning your requirement, I have worked on similar projects and features to what you are looking for, and I am confident Lagi

$4000 USD dalam 45 hari
(2 Ulasan)

I have 20 years of experience with MySQL and two MySQL certifications from Oracle. I have long experience in developing advanced database architectures in large server estates, including specifically in online and mobi Lagi

$3000 USD dalam 7 hari
(6 Ulasan)

Hi, I have 8 years of experience and working on hadoop, spark, nosql, java, BI tools(tableau, powerbi), cloud(Amazon, Google, Microsoft Azure)... Done end to end data warehouse management projects on aws cloud with ha Lagi

$3000 USD dalam 30 hari
(2 Ulasan)

Hello there, I have just read your job description carefully and i am very interesting on your project. I'll do this job at comparatively low budget as i am new on freelancer and looking to build my profile. I got 5 Lagi

$3000 USD dalam 7 hari
(2 Ulasan)

Hi, I saw your job descripsion and very interest in it. I will satisfy your needs. I am mysql expert. I wanna to work long term. I have rich experience for 6 years. My main skill is HTML,CSS,jQuery,PHP,laravel,wordpr Lagi

$3000 USD dalam 7 hari
(1 Ulasan)

Hello, I am a professional database developer having 3 years of experience. I have read your requirements and I can help you with your work my skills SQL server , MySQL give me a chance to prove my skill

$3555 USD dalam 20 hari
(0 Ulasan)

Hello, I am Oracle Certified DBA with 14+ years of experience working with Oracle E-business Suite and Oracle Databases. Expertise in supporting, installing, administering, upgrade and migrate Oracle Databases and Ora Lagi

$5000 USD dalam 30 hari
(0 Ulasan)

Narinder Alliance Technologies LLC An IT Consulting and Software Development company. We have a team expert in Web Designing, Application Development and Databases. We have worked on various projects across various in Lagi

$5000 USD dalam 90 hari
(1 Ulasan)

Hello, Similar to this project i recently helped a client (CRM for non profit) with designing (data modeling) the Data warehouse and also create SSIS packages for ETL. The client has two sources Oracle and SQLServer an Lagi

$4000 USD dalam 45 hari
(0 Ulasan)

Hi, as a database engineer for more than 12 years i think I would be a good fit to this job I’ve used mysql in the past, both in the cloud and on premise, so I have experience in what you detail Let’s chat further to Lagi

$4111 USD dalam 30 hari
(0 Ulasan)