Browse API Development job posts for project examples or post your job on Upwork for free!

API Development Job Cost Overview

Typical total cost of Upwork API Development projects based on completed and fixed-price jobs.

Upwork API Development Jobs Completed Quarterly

On average, 337 API Development projects are completed every quarter on Upwork.

337

Time to Complete Upwork API Development Jobs

Time needed to complete a API Development project on Upwork.

Average API Development Freelancer Feedback Score

API Development Upwork freelancers typically receive a client rating of 4.65.

4.65
Last updated: August 1, 2015
Clear all filters
  1. Olga L.

    System Engineer | Back-end developer

    Ukraine - Tests: 2 - Portfolio: 1

    Self-motivated professional with strong work ethic. I have participated in a number of startup projects. Have a deep experience with the following technologies: - Linux administration (Fedora, CentOS, Red Hat, Ubuntu, Amazon Linux, Slackware, Suse) - Vagrant environment - Ansible rules for environment provisioning - Amazon Web Services (AWS): EC2, EBS, VPC, RDS, ELB - Experience with Puppet modules and Ansible roles: nginx, Apache, php-cli, MySQL, MongoDB, Nagios, Logstash, Kibana, Redis, Memcached, Elasticsearch.

    $65.00 /hr
    537 hours
    0.00
  2. Subbarayudu M.

    Subbarayudu M.

    BMC Remedy ITSM & ServiceNow Developer & Administrator

    India - Tests: 1

    Professional Summary  BMC Remedy relevant work experience of 9.8 Years in Development, Integrations with other applications, configurations and Customization of ITSM suite of applications.  Experienced in ServiceNow (SNOW) system administration, support & Development Experience in solution designing by following ITIL processes in ServiceNow and able to provide feedback on potential ways to translate functional into technical requirements.  ITIL Foundation Version3 certified from APM Group in Sep 2010.  Experienced in integrating ITSM with TPA using remedy Web Services.  Have done ITSM Installation of both version 8.1 patch 02 and 7.6.03, Midtier 8.1 and required database configuration; By solving all installation issues  Integrated Remedy with Network Fault Management system IBMTivoli Netcool Omnibus and have good understanding on Impact and Webtop functionalities.  Have got best hands-on/knowledge in configuring foundation data, asset management, approval engine, SLM targets etc. (using data management tool, AR Import & AIE)

    $20.00 /hr
    29 hours
    4.88
  3. Emir S.

    Emir S.

    Software Developer

    Bosnia and Herzegovina - Tests: 5 - Portfolio: 1

    Software Developer with massive Work experience, currently employed for a major Bank as Senior Software developer. Strengths: - PHP - Java - Java Script - .net - MySQL / MSSQL - HTML 5 Personal Perks: Verry Versatile and fast Comunicating. Which means I answer all inquires during the day. Limited availability of 15 Hours a week but during this time I give my full dedication towards given asignements.

    $27.78 /hr
    6 hours
    5.00
  4. Dejan Noveski

    Dejan Noveski

    Software engineer

    Macedonia - Tests: 3 - Portfolio: 1

    I’m a passionate software engineer of 6 years, with knowledge and experience in prototyping, developing and deploying web applications, web services and platforms powered by the popular Python frameworks - Django, Flask, or PHP and PHP frameworks. I also have considerable experience - Building standalone desktop applications, utilities, system and automation tools. - Building mobile web services with offline support, syncing and data packaging to preserve bandwidth efficiency. - Implementing enterprise-level search and matching engines with Apache Lucene / Solr. - System administration and bash scripting. I work very quickly and go to considerable lengths to ensure that every job I undertake is delivered to my clients’ complete satisfaction. I’m constantly learning, and I’m always interested in taking on new challenges. Whatever your software needs are, I’m confident I can help you. References available. Specialties: Python, Django, Flask, Werkzeug, Pylons, SQLAlchemy, HTML, HTML5, CSS, CSS3, JavaScript, PHP, Solr, Lucene, Apache, Nginx, PostgreSQL, MySQL, Linux/FreeBSD administration, Web services, GIS, Geocoding, Vim, VimL, Git, Mercurial.

    $33.33 /hr
    1 hours
    5.00
  5. Alexander Kozlov

    Alexander Kozlov

    Top level professional Architect and SW engineer

    Russia - Tests: 21 - Portfolio: 5

    Make things done! I'm a professional C/C++ developer with more than 12 years of experience. I have been working both for a companies from Fortune 500 list, and a small local companies. My core competency lies in the world of mobile applications, SaaS and PaaS, desktop software and games development. I love to do my work right and really enjoy being respected for the things i do.

    $55.56 /hr
    1,772 hours
    5.00
  6. Nigam Vakharia

    Nigam Vakharia Agency Contractor

    Java 4+ Yrs of Exp, iOS & Android 2+ Yrs of Exp

    India - Tests: 6 - Portfolio: 6

    I have strong knowledge in the following areas: Android SDK/Java, iOS, JavaScript, AJAX, JSON, PHP, J2EE, Postgraysql, Oracle  and MySQL. Based on my knowledge I am creating WEB oriented client-server solutions for mobile platforms. The quality of my work is confirmed by my clients. Well understanding of other mobile platforms (iOS, Naive knowledge of Blackberry) and experience with data-driven web development has been great asset in successful mobile app development Before starting Android development I had been involved in Networking and HRMS domain based product development for about 4+ years and i also work with PHP. What I can ensure to you: - produce high quality product in timely manner - meet your deadline always, - responsible for bug fixes or future updates - always available to contact you via Skype anytime

    Associated with: eTechMavens

    $16.67 /hr
    0 hours
    5.00
  7. Jeffrey Santiago

    Jeffrey Santiago

    Expert Web Service/API Programmer

    Philippines - Tests: 1 - Portfolio: 4

    A versatile OOP programmer for over 5 years that has been working on different platforms such as IOS,Android,Web and Application Servers. A fully experienced API developer using different known protocols such as but not limited to SOAP,JSON or TLV over REST and XML-RPC. A Cryptography and Security Expert that is very familiar with industry standard security protocols such as RSA,PGP,AES,3DES,SSL/TLS etc. Well versed in the development of systems using different telecommunications protocols such as SMPP, USSD etc. and Banking protocols such as ISO-8583 and is experienced in Payment Card Industry Standards such as EMV, Magnetic Stripe and many more.

    $16.67 /hr
    0 hours
    5.00
  8. Goran Štimac

    Goran Štimac

    Linux admin/Software developer

    Croatia - Tests: 9 - Portfolio: 2

    Linux administration and automation are the things I'm most passionate about. I currently work on a highly available, load balanced, network of 500+ Linux machines. My daily work includes deployment automation with Ansible and Chef, ELK stack administration, Different HAProxy-LVS-Keepalived balancing setups, etc. Having worked as a Java and a .NET developer in the past, my skill set also includes working with WinForms, Webforms, MVC, WPF, ADO.NET, Entity framework, SQL Server, SOAP web services, REST, Spring, Maven... Other skills: SQL Server, MySQL, ElasticSearch, Crystal reports...

    $15.56 /hr
    222 hours
    3.34
  9. Konstantin M.

    Konstantin M.

    Senior PHP Developer

    Egypt - Tests: 7 - Portfolio: 4

    Hello, my name is Kostya and I am IT professional. I have a family that loves me despite my work, and especially my year'n'half daughter :) I have a huge experience with various IT technologies and platforms. About 12 years of professional career as a software developer and systems administrator. My specialization is complex custom frameworks, bug finding and solving problems. And of course I can do less complex tasks like working with common: PHP frameworks: Yii1\2, Zend, Symfony. JS frameworks: Jquery, AngularJs, ExtJs. CMS: Drupal, Joomla, Wordpress. Various API's: Amazon AWS, Payment systems, and all else you can imagine. Also I can do any API, SQL, NoSQL, MQ, Cache tasks. Most of my project was in financial field (billing systems, payment terminals, personal data), so projects in this field is more than welcome. For more detailed information about my career, welcome to my LI profile: https://www.linkedin.com/profile/view?id=247644098 Don't hesitate to contact me, I am opened to a new projects and opportunities.

    $30.00 /hr
    0 hours
    0.00