Ask HN: Freelancer? Seeking Freelancer? (November 2019)

SEEKING WORK | Paris, France | Remote


Machine learning engineer, specialized in Explainable AI / ML Recent Highlights:

* Implementation in Spark/Scala of treeinterpreter, currently used in production

* Participation to the FICO-Google Explainable Machine Learning Challenge

* Intuitive, visual data/signal explorer (work in progress, partial view at (the 3D view))


Tech: SHAP, RuleFit, Random Forest, Word2Vec, PCA, t-SNE, LSH, ROC, Scikit-Learn, Spark, Weka, Databricks, BigQuery, Hive, Postgres, MySQL, Oracle, AWS, Linux, Maven, Git, Java, Scala, Python, CAML, Elm, Javascript, Spring, Primefaces, d3.js



Email: [email protected]


Anything AWS. I worked at AWS for 8 years (Nov 2010 – Feb 2019) and I know the important AWS services inside-out. I can help setting up AWS infra, auditing an existing AWS setup, give guidance on AWS services, help with IAM configuration, set up CI/CD, etc.

$300/hour. 10 hours available each month.

Email me: [email protected]

SEEKING WORK | Toronto, ON | Remote Only

Full-stack developer, well-versed in React/Redux/Apollo/GraphQL, Python, Django & DRF, Elixir, Postgres, Redis, RabbitMQ, InfluxDB.

I’m a YC founder currently working on my own startup, but I’m available for work. I’ve worked exclusively with other YC startups (i.e. Luma, Instacart, Plato, Validere, etc.), usually at the early-stage, providing CTO-level guidance and leadership, managing entire projects to meet tight deadlines within the chaos that is a startup. I thrive in environments where I can provide mentorship to other engineers.

I have some time available to help out with any interesting projects you might need help with.

E-mail me at xpatel @[email protected] Looking forward to hearing from you, even if it’s just to chat!


Full snack JavaScript developer well versed in React.js, Vue.js, Node.js, GraphQL, React-Native, Webpack, Docker, and Dokku.

I eat sleep and breathe JavaScript. So much so that my license plate is NODEJS

I’ve contributed heavily to open source both in tools I use, and my own code being open sourced. You can see my github profiles at (personal) and (my company org)

I’m building an application performance monitoring service on top of Google Lighthouse you can see at

I’m available for whatever you need. If I don’t know it, I can pick up on it quickly to get the job done.

Email me [email protected] make sure to mention this thread.

Seeking additional freelance work (remote):

I’m looking for some extra income and to keep my skills sharp, I can do about 12 or so hours a week. I’ve done quite a few projects successfully on the side.

I have 5 years worth of experience with Golang, I’ve used AWS very heavily for several years, also know React, Kubernetes. Looking for mostly back-end work, happy to do front-end work if there are designs etc.

Email: [email protected]

SEEKING WORK | Vienna, Austria or relocate | Remote + Onsite

Experienced JavaScript / Frontend / Fullstack Engineer.

React, GraphQl, Node, UI/UX, APIs, SPAs, Web APIs, offline-first, React Native, Electron,,

My current interests are GraphQl (front- and backend, experience with Apollo/Prisma React/Node/Postgres stack in production), serverless and CI/CD in general, modern web APIs, and data visualization in the browser. Huge plus if I get to work on some of these!

Please get in touch at [email protected] to let me know how I can be helpful!

SEEKING WORK | Chicago, IL USA | Remote: Yes

Front-end: Javascript, AngularJS, CSS/Sass, HTML5, EmberJS

Back-end: Ruby on Rails, NodeJS , ExpressJS, Redis, Sidekiq

Devops: AWS (EC2, S3, Route 53, DynamoDB, RDS), Heroku, Ngnix

Test: Protractor, RSpec, Selenium

A full stack software engineer with expertise in AngularJS, NodeJS, EmberJS and Ruby on Rails.


Email: [email protected]

SEEKING WORK | Central Europe | Remote two-person web development team, also hireable individually

My partner and I have extensive experience in architecting, building, and managing large custom-made web applications.

Recent projects:

Throughout the last decade we built Airbnb-like platforms, music streaming apps, healthcare/finance/construction apps, real-time GPS vehicle tracking suites, worked on core systems of big data platforms (millions of daily transactions) and more.

We mostly collaborate with companies, but also have a lot of positive experiences assuming CTO-for-hire roles to work with non-technical founders.

I specialize in front-end, UX design (Javascript ES6+, React, Vue, Svelte, HTML/CSS, Webpack, Node, etc.), and also do light back-end work.

My partner specializes in back-end, DevOps, system administration (Ruby on Rails, Java, PostgreSQL, Elastic, Docker, AWS, etc.), and also does light front-end work.

Read more:

Get in touch: [email protected]

I really dig the way you guys present your portfolio as “case studies”. I’ve often wondered how to do this myself since showing source is kind of useless and often conflicts with NDAs. I thought about videos and short blog posts but you guys really nailed it.

SEEKING WORK – Remote (Pasadena / Los Angeles)

Targeted support to existing projects, teams, and codebases. 20+ years experience, 50+ clients, 100+ projects

– Project Rescue

– Crisis Intervention

– Mentoring

– Code Review

– Due Diligence

– Code Review, Forensics, and Analysis

– Development Cost Estimation

– Architecture, Refactoring

– Refactoring

– Modernization

– Bug Hunting, Profiling, SWAT Coding


Full stack apps and IOT/embedded: iOS, Swift, Objective-C, C, C++ Android, Java, Kotlin, PHP, Laravel, node.js, express, Ruby, Python

[email protected]


Looking for a mid- to senior- Android developer to take on a part-time contract creating new features for an existing app (Java) in the crypto space. Solid hourly rate. Open to moonlighters, but would prefer to build a long term working relationship. Message me on Keybase Chat for details.

SEEKING WORK | Sarajevo (Bosnia & Herzegovina, Central European Time) | Remote 3-person team of senior software engineers and designers here. We all have 10+ years of experience working for Fortune 500 companies and several acquired startups.
Comprehensive knowledge of:

• JavaScript/TypeScript, React, Redux, React Native, CSS, Node.js

• Clojure, Elixir

• PostgreSQL, MySQL

• Sketch, Adobe XD, Figma

What we can do for you:

• Design & Build an SPA/PWA/Mobile MVP on a solid foundation so it’s smooth sailing once your userbase starts to grow.

• Scale up a team that has an overflow of work or wants to add certain tech to their stack.

• Revitalize an existing app. Solve design, scalability, stability and performance issues.

• Consult on domain specific topics like banking, real-time trading, payment processing and PCI DSS.

Sectors: FinTech, MedTech, EduTech, Social


Email: [email protected]


Backend cloud engineer using Nodejs + Typescript. Looking for AWS-related work, 10-15 hours a week, that plays to my skills and interests. I’m especially interested in helping companies automate their infrastructure. I know a lot about IoT, so if there are any IoT companies out there that need some help, please let me know.

Tech: AWS IoT, Lambda, API Gateway, CloudFormation, CDK, SNS, DynamoDB, Elasticsearch… pretty much everything related to Nodejs and AWS serverless microservices with a focus on IoT.


Email: [email protected]

Seeking Freelancer:

Immediate need project: Move a legacy business system written in Java from Solaris equipment to Centos running on VPS on either Google Cloud or AWS. Knowledge of Perl helpful (for various scripts although another language could be used). Reply to this comment or email address in profile. After initial move monthly pay for keeping things running, any updates etc. Strong sys admin skills probably over java skills. Knowledge of DNS helpful.

(Note despite the email address this is for a legacy business that has been around a long time and not a ‘startup’).

Remote only; any time zone.

SEEKING WORK | Moscow, Russia | Willing to relocate

Full Stack Javascript Developer experienced with modern stack, looking to join a team working on an interesting project.

Tech: TypeScript | React | Redux | Node.js | MongoDB | PostgreSQL


Email: [email protected]


Anything and everything embedded:
Android low level, BSPs for i.MX and other application processors, custom ASIC bringups, and ton of Cortex-M experience.

You ship me your hardware and I make it work. I have a full high end lab on site. Over 50 successful projects in the last decade.

Lots of experience with sensing systems (vision, IMUs and others). Mission critical software. Azure IoT and Functions.

(even did work for two YC companies so far!)


roee at rtcec dot com