Freelance D Developers Available for Hire

Lars Kotthoff, top D developerHire Now
Freelance D developer in Laramie, United States
I'm an artificial intelligence researcher during my day job. Besides that, I help people with D3.js. I am one of the top answerers on Stackoverflow on all things D3.
Matt Lane, freelance D programmerHire Now
Freelance D developer in San Francisco, United States

Mathematician and co-founder of a programming school in San Francisco.

I'm a recovering academic and passionate educator who loves solving problems. After receiving my Ph.D. in mathematics from UCLA in 2012, I worked at a small math education company for a few years. While there I built up my technical chops, and since 2015 I've been teaching people how to code professionally. In the fall of 2016 I co-founded Rithm School, a 17-week immersive program in San Francisco, focused on JavaScript, React, and Python.
Ariadni-Karolina Alexiou, D engineer and developerHire Now
Freelance D developer in Frankfurt am Main, Germany

Python expert for Data Applications & Web Dev

I'm a Python and Java/Scala developer, with main focus on Big Data solutions and some full stack web dev experience. I will happily look at your code or system and point out bugs or suggest a better way to do something. Have experience with most popular Python libraries including pandas, matplotlib and numpy. If you want a great code review/refactoring of your Python code, from which you are going to learn and improve as a developer, I am the person to go to. If you have a data transformation that is taking ages, ask me for my help. I have been able to achieve speedups of up to 500x for people here, by using libraries such as pandas in an optimized way and being aware of memory usage patterns. I also am particularly well versed in geospatial data management and the open source proje...
Jonathan Eunice, D software engineerHire Now
Freelance D developer in Pepperell, United States

full-stack Python & JavaScript ● IT architect & strategist ● DevOps ● smokejumper

• Expert full-stack Python & JavaScript developer • Full DevOps: project architecture to production deployment at scale • Outstanding trouble-shooter and "OMG! Everything is on fire! HALP!!" first responder • Strong web app, data structures, data science, and visualization skills • Enjoy complex integration and automation challenges • Love mentoring. Half-price rate ($60/hr) for all genuine students
Andrej Gajdos, top D developerHire Now
Freelance D developer in Prague, Czechia

Full-stack software engineer ● Consultant

I'm a freelance software engineer, consultant, and occasional tech blogger with over six years of experience delivering software. I make complex problems simple with fast, clean, and maintainable code. I have worked with an array of different technologies and am currently focusing on full-stack web development.
Helder da Rocha, D software engineerHire Now
Freelance D developer in São Paulo, Brazil

Seasoned Web, Java and XML teacher, writer and developer

I teach programming (mostly Java) and I've been researching, writing about, experimenting with and teaching Java and Web technologies since 1995. I wrote a book on HTML and another on JavaScript in 1996/1998, and since then several presentations, slides, code, textbooks on Java, Java EE, programming tools, patterns, techniques, methodologies, HTML, CSS, JavaScript, SVG, XML/XSLT/XSD and related technologies. I am currently researching to write a book on Java 9 and Java EE 8 before January 2018. My favorite subjects include Java and Java EE, data visualization (D3, maps, etc.), interactive graphics and data (mostly XML) transformations. I love teaching and solving problems. I also enjoy electronics, Arduino and IoT and have written a guide on those topics.
Kevin Lopez, D freelance programmerHire Now
Freelance D developer in Tegucigalpa, Honduras

Full Stack Web & Android Developer

Creative professional with extensive project experience from concept to development. Currently working as Sr. Software Developer with background as mobile and web developer, analyst and software engineer.
Happiness Nwosu C., D software engineer and devHire Now
Freelance D developer in Lagos, Nigeria

Full-stack Developer at eHealth Systems Africa

A full-stack developer with over three years experience and currently a software developer for the global health informatics division of eHealth Africa where the focus is on building Health care delivery and monitoring systems. Prior to that I was a web developer for Ink Business Design, A digital and business management agency that focused on building apps to meet client needs and requirements. I believe Learning is very vital to achieving success and I enjoy solving life problems with code.
Jeremy Keiper, top D developerHire Now
Freelance D developer in Portsmouth, United States

Enterprise Web Architect / Data Visualization Specialist

I am a web application developer, systems integrator and designer for a wide variety of business applications. I particularly enjoy data visualization and web-enabling existing solutions. I am also experienced in developing and delivering technology courses via classroom or webinar, and I am interested in eventually authoring a book. I enjoy being a husband and father to a beautiful family, and making music with friends. My specialties include content management, database administration, query optimization, Javascript, D3 visualization, HTML5, J2EE Java, MySQL, Ruby on Rails, PHP, Python, shell scripting, SQL, XML, system administration, and Wordpress customization.
Rafael Lage Tavares, D consultant and programmerHire Now
Freelance D developer in Rio de Janeiro, Brazil

Front End Engineer

I am an experienced software engineer with a decade in the field, primarily in front-end development for web applications. My specialties are software design, refactoring, new languages and new technologies. I am driven by social innovation projects, that can impact lots of people, and using visualization to present data and generate insights.
Lukwago Allan, top D developerHire Now
Freelance D developer in Ashburn, United States

full stack functional programmer

Chris Brainerd, senior D developerHire Now
Freelance D developer in Rockville, United States

UX-focused front end / data visualization expert. I like making things users love to use.

I'm a huge UI/UX nerd and I like making things people like to use. I have a background in management consulting and currently work as a front end engineer, and I love combining those two. If you have a data-rich problem and need a way to aggregate, synthesize, or otherwise show some of that data to your users in an engaging way, I'd love to hear more.
Dan, senior D programmer for hireHire Now
Freelance D developer in Ashburn, United States

Passionate Software Engineer with Experience in Web Technologies

I have a passion for solving problems. As long as I can remember I have always strived to better my understanding of the things around me and tried to grasp knowledge that would enable me to create bigger and better things. Since I’ve been introduced to the world of programming I have been fascinated by its procedures and methodologies. Creating a working program from scratch using only knowledge and initiative thoroughly excites me. I always strive to find the newest technology and challenge myself to implement an application utilizing that technology. I am an experienced software developer with experience in back-end web technologies (Java, Rails, Django, node), mobile development (react-native, iOS), and progressive web applications in Javascript (ReactJS, EmberJS). I am also an inte...
Peter Cook, D freelance developerHire Now
Freelance D developer in Sanderstead, United Kingdom
I'm a freelance web developer and trainer who specialises in data visualisation. See my portfolio at
Felix Palmer, D freelance coderHire Now
Freelance D developer in Ashburn, United States

Loves creating immersive visualizations using JavaScript, WebGL and maths

My passion is combining visualizations with programming to create experiences which are not only technically accomplished, but also appeal to people on an emotional level. I hold a masters in Physics from Oxford, and have experience from working in Silicon Valley, London and Prague, both for established companies and freelance. I have spoken at numerous conferences worldwide, and am a founder of, that has developed an innovative WebGL terrain rendering engine.

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