Blockstack (YC S14) | New York, NY or Remote | Full-Time, Onsite or Remote | https://blockstack.org

Blockstack is a decentralized computing platform. It’s the easiest way to build decentralized apps that can scale. Blockstack PBC, a public benefit corp, is dedicated to building the core Blockstack protocols and developer platform. Blockstack PBC’s mission is to enable an open, decentralized internet which will benefit all internet users by giving them more control over information and computation.

To learn more about who we are, our engineering culture, and whether this is the right place for you, read our Key Values profile: https://www.keyvalues.com/blockstack

Here are our open roles:

- All Open Positions: https://jobs.lever.co/blockstack?lever-source=keyvalues

- UI Engineer: https://jobs.lever.co/blockstack/72501251-8584-4946-8bd2-bc9...

- App Mining Product Lead: https://jobs.lever.co/blockstack/43e9a278-5fc9-445e-a357-415...

Tech Stack: Our engineering team builds software using JavaScript/ES6, TypeScript, React, Redux, Swift, and Objective-C on the frontend and Rust, Python, bash, and Bitcoin Core on the backend.

QuarkWorks | Columbia, Missouri, USA | Full-time | Onsite | Mobile Developer, Designer

We make mobile applications for companies big and small. Chances are, you've already used one of our apps!

We are looking to add more full time developers and designers in Columbia, MO!

https://quarkworks.co/careers/

Fill out the form at the URL above, or email Email is hidden directly.

Gemini Legal | Software Engineer | Rocklin, CA | Full Time | Onsite

Gemini provides legal evidence procurement for California attorneys who represent injured workers and are the fastest growing workers comp copy service in CA. We are betting heavily on technology to provide efficiency as we quickly scale while providing best in class product features.

We are a small engineering team looking to rapidly increase our development efforts. Our stack consists of Ruby on Rails, React, Postgres, GraphQL, and AWS.

We are currently looking for mid to senior level Ruby and/or React engineers. If you are interested or have any questions please send us a note with your resume, github, etc to Email is hidden

Alpha | New York City/NYC SoHo | Fullstack Engineer | ONSITE [Remote-US OK], FULL-TIME | $100 - $180k | https://alphahq.com Alpha is the fastest way to learn about your future customers. We are a SaaS platform that enables teams to make data-driven decisions about products, users, and new markets. Our customers use us to identify great opportunities, throw out poor or disastrous concepts, and refine their ideas. Alpha users ask plain English questions and get back supporting data in hours or days, not weeks or months. We're currently looking for full-stack software engineers. We spend a ton of time thinking up new ways to automate and speed up organizational learning. If that sounds exciting to you we encourage you to apply!

Our stack: - Ruby (Sinatra) - Node - Python - MongoDB - PostgreSQL - Redis - Vue.js - AWS - Heroku

For more info check out the official posting (be sure to mention HN!):

Full Stack Engineer: https://alphahq.workable.com/jobs/854089

You can also check out our careers page for more information on the company/mission/perks: https://alphahq.com/careers

IMC Financial Markets | CI/CD Developer, Builds Developer, SRE, Python Developer, Linux Engineer | Chicago, IL | ONSITE VISA | Full-time | http://www.imc.com

IMC is a global trading firm operating in financial exchanges and datacenters worldwide. Our trading system encompasses more technology stacks than ever before as we continue to deliver low-latency solutions for our trading strategies. Meanwhile our technology organization is growing steadily in order to tackle new challenges. Both of these mean that the simplicity and speed of our software builds and CI/CD infrastructure is more valuable and more challenging than ever.

We're hiring across a variety of technical roles spanning the entire CI/CD process, including:

* Builds Developers optimizing build speeds and workflows and extending verification tools inside our codebases (Bazel, C++ experience preferred)

* CI/CD Developers refining and extending our deployment stack (Python/Golang/Kubernetes/Docker)

* Linux Engineers fine-tuning the OS builds running on-prem in our datacenters worldwide

* Python Developers and SREs building out new infra and make it hum

To get started, email me at the address listed in my profile with "HN JULY" in the subject.

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IMC is among the world’s leading technology-driven trading firms, and a market maker in securities listed on exchanges across the globe. Our cutting-edge technology drives everything we do. High performance algorithms, smart strategies and collaborative teams are the core of our business.

Housecall Pro | San Diego, CA | Onsite | Full time | https://housecallpro.com

Senior Ruby/RoR Software Engineer

Senior Android Developer

Sr Data Architect

We are the operating system for home services labor across the US and Canada. Funded by top tier VCs, we are focused on making the lives of service professionals better with technology.

Our Engineering team is extraordinary. We’re a hardworking and focused team driven to deliver industry-leading tech to our service pro customers. Our success is their success. Our team of entrepreneurial, client-focused team members are the "engine room" of Housecall Pro.

See full job descriptions and apply here: https://www.housecallpro.com/careers

Alto | San Francisco, CA | Perm, Onsite, Full-Time | https://alto.com

Our mission at Alto is to fulfill medicine’s true purpose—to improve quality of life—for everyone who needs it. We build technology and use empathy to advance the pharmacy into the modern era and make high-quality healthcare accessible to all. We've raised $73M+ and are rapidly scaling the team in 2019 (17 engineers, doubling team in next 6 months).

To learn more about who we are, our engineering culture, and whether this is the right place for you, read our Key Values profile: https://www.keyvalues.com/alto

Here are our open roles:

- Software Engineer: https://grnh.se/e6c446df1

- Engineering Manager: https://grnh.se/90216bc61

- Lead Product Designer: https://boards.greenhouse.io/alto/jobs/1581210?gh_jid=158121...

- Product Designer: https://grnh.se/61e375121

Tech Stack: React Native, React, Ruby on Rails, Go

Gambit Research Ltd (http://gambitresearch.com) | London, UK | ONSITE | £40-85k + Bonus + Benefits + Totally Flexible Working Hours + Personal Training Budget + Chef Cooked Office Lunches Twice a Week + Health Insurance + Discounted Gym At Gambit Research we specialise in creating and managing an automated betting service, via research, statistical analysis and the use of complex algorithms. We ingest and organise terabytes of market and event data from more than fifty sources and make the data available to our strategy teams via internal APIs. We care deeply about speed, accuracy and availability.

Our flagship product, MollyBet, presents the odds offered by many of the world’s largest bookmakers and betting exchanges, and enables clients to bet with multiple operators with a single mouse-click or API request. Molly is generally regarded as the best product in its class.

We’re always looking for clever, pragmatic, and autonomous individuals to join our team - individuals like you. We have a unique culture, where hierarchy and fancy job titles don’t matter. Instead our team is given the freedom to choose their own tools, work on projects they actually find interesting, and have totally flexible working hours. The technologies our team typically works with includes: Python, Erlang, JavaScript and C++. We also use Linux, Docker, Kubernetes, Ansible, C, Java, Haskell, Julia, Go, ReactJS, Django, PostgreSQL, Redis, Apache Spark, Apache Kafka, RabbitMQ, Celery, Elasticsearch, Logstash, Kibana, Graphite, Sentry, Git, and GitLab.

We’re currently recruiting for:

- Python Developers (C++ an added bonus)

- Web Designer

If you're interested, pop your CV over to us at Email is hidden, or have a go at our online challenge: https://www.gambitresearch.com/quiz/

Feature Labs, Inc. | Software Engineer | Boston, MA | Full-time | On-site | https://www.featurelabs.com

At Feature Labs, we’re building automation technology to make machine learning easier to use. We work on many unique and important machine learning challenges with a focus on making sure machine learning isn’t just a theoretical endeavor but has a real-world impact.

Currently, our stack is mostly Python on the backend (pandas, django, sklearn), React for the front end, and AWS and docker for deployment. Above all, we prioritize the ability to choose the right approach to solve a problem.

We love open source and hope you do too: https://www.featurelabs.com/open

Apply at https://www.featurelabs.com/careers/

Big Health | Engineering Manager (San Francisco), Senior Product Engineer (London, UK) | San Francisco, CA or London, UK, depending on role | ONSITE preferred, REMOTE for exceptional candidates | VISA Are you passionate about mental health? At Big Health, we're building a digital medicine platform that uses clinically proven techniques to help our users deal with the problems of worry and sleeplessness.

Our evidence-based techniques draw on Cognitive Behavioural Therapy, and are already helping people back to good mental health.

We value tenacity, humility, ingenuity and soul. In my interactions with my colleagues, these shine through on a daily basis.

I'm working on the platform and integrations team as a Backend Engineer, and we're also hiring full stack engineers, front end engineers and mobile engineers. We have two offices (in London and SF), and for the right candidate we'd be open to sponsoring a visa or supporting a remote role.

We have a micro-service architecture deployed on AWS Lambda, and the backend is written in Python 3.6.

If you're interested, you can email our head of recruiting Lauren at lauren.lazo@Big health.com (no space) with a resume.

Or apply directly at https://jobs.lever.co/bighealth?lever-via=-u1ppskpep