Doppler builds security tools that are intuitive, increase productivity, and seamlessly fade into the background.

We’re a small (only three or four so far!) but ambitious team with recent funding from some of the world's best investors and entrepreneurs. There’s a lot of work ahead of us since security has become a growing pain point for companies operating at scale. Security shouldn’t come at the cost of developer experience. We get excited when meeting someone who wants to make a huge impact on both these products, and their career. All roles Onsite in San Francisco.

*Sr. Software Engineer - Network Security https://jobs.lever.co/doppler/edd33dbd-ddb5-4abe-bd02-cdde0f...

*Sr. Software Engineer - Full Stack https://jobs.lever.co/doppler/f293d858-c3cb-4c1b-b856-b39ed3...

*Sr. Developer Advocate - DevOps https://jobs.lever.co/doppler/8c2568a9-a085-402a-9e52-faec8c...

Ridecell (www.ridecell.com) | San Francisco | Onsite

Ridecell is powering next generation of ridesharing, carsharing and autonomous shared mobility services. As the world shifts to a mobility on- demand model and new companies rush to enter as service providers, Ridecell is ready to support these initiatives. Already 20+ customers, including Penske, Renault, RideKleen, Blu Smart and AAA use our proven platform to build their shared mobility businesses.

By joining Ridecell, you'll find yourself at the start of something big: A better way to do transportation

We're hiring Engineers (Robotics, DevOps, Android, iOS Backend), Product and more. Learn about our career opportunities here: https://ridecell.com/careers.html

Bison Trails | https://bisontrails.co | NYC | Full-time | ONSITE, REMOTE (US)

Bison Trails is pioneering blockchain infrastructure, and we are looking for exceptional engineers to join our highly-skilled and passionate team in New York City.

We're a Golang/Kubernetes shop with many production k8s clusters across multiple regions and cloud providers. At our company, infrastructure is the product. We're solving a variety of challenging infrastructure problems while staying on the cutting edge of the blockchain space; We're helping new networks launch testnets, engaging their communities, and most of all helping customers easily launch nodes on our supported networks.

We're looking for a variety of roles, including:

* Blockchain Network Engineer

* Security Engineer

* Physical Hardware Engineer

* Experienced DevOps Engineer

* Senior Front-End Software Engineer

For a comprehensive list of roles and links to apply, see: https://bisontrails.co/about#hiring

Feel free DM or e-mail me directly: rob - at - bisontrails.co

zyBooks (John Wiley and Sons, Inc) | Lead Software Engineer | Full-Time | ONSITE (Los Gatos, CA)

https://zybooks.com

zyBooks provides online, interactive textbooks for Computer Science and other STEM majors. Our platform serves hundreds of thousands of university students per year with original content: programming in Python/R/C/C++/Java/MATLAB/ASM/HDL, mathematics like Calculus and Algebra, Material Science, Statistics, Circuits, and more.

We're a company that cares deeply about our mission to help teach programming (and other STEM topics) more effectively. We also like to practice what we teach and build on a modern stack that includes K8s, Python, Redis, MySQL, EmberJS, and other cloud managed services. We're looking for a lead software engineer to help plan, architect, and design zyBooks platform feature development. The ideal candidate is an experienced full stack engineer practical experience working and/or designing systems involving Python, Docker, MySQL/NoSQL datastores, RESTful APIs, and AWS cloud services.

Minimum qualifications:

- Proficient in Python or Javascript.

- Experience developing REST APIs and developing single page applications.

- Experience with service deployments on Kubernetes, K8s configuration, and basic networking concepts (DNS, TCP/IP stack, etc).

- Experience maintaining production infrastructure.

- Strong DevOps acumen.

- Ability to participate in on-call rotation for a few weeks out of the year.

* U.S. Residents Only please!

Interested? Please send a resume over to Email is hidden !

Axiom Data Science | Portland, OR; Anchorage/Fairbanks, AK; North Kingstown, RI | Software and Data Engineers (full-stack, python/java/js) | ONSITE

Axiom is a small and dynamic technology and informatics firm with a mission to build a better understanding of society and the environment by increasing the accessibility, reuse, and impact of scientific data. We provide cyberinfrastructure support, data management systems, and scalable solutions for organizing and analyzing large amounts of diverse datasets to organizations across the globe.

With the Axiom team, you will work to enhance and sustain scientific data by enhancing metadata, semantically linking datasets, developing specialized services, creating powerful visualizations, and applying advanced analysis techniques. As a full-stack software and data engineer you will touch everything from front-end code to our high performance computing infrastructure. We code primarily in scientific Python, Java, and Javascript, and compose our stack using best of breed components.

We are currently hiring two developer positions, one for any of the above offices and another specifically for Anchorage, AK.

Ideal candidates with have:

* BS or MS in Computer Science or equivalent experience

* Strong experience in full-stack web application development, including database design, architecture, services, and APIs

* Experience with modern front-end development and web frameworks

* Experience with the data science / scientific Python stack

* Experience working as a member of a software engineering team

* Experience working with data from the physical or biological sciences

* Self-motivation, independence, flexibility, and a problem-solving attitude

See our jobs page at https://axiomdatascience.com/jobs/ to apply.

Guide Informatics | Full-Stack Software Engineer | Full-Time | REMOTE (US Only)

guideinformatics.com

Guide Informatics is a small, remote-first software consultancy that builds applications primarily for Biotech/Genomics companies. All of our current clients are in the CRISPR/Cas9 genome editing space, and our software helps them organize and make sense of their data.

We're looking for a Full-Stack Software Engineer with experience building web applications using Python and a modern front-end javascript framework. We use Django and Vue, but for the right candidate specific experience isn't important to us.

This would be a client-facing role with minimal travel requirements (5-10%) and multiple status calls per week with the client(s).

Domain-specific knowledge is not a requirement, but certainly helps. Be prepared to ask a lot of questions and be challenged to understand how the biological entities relate to one another.

Other nice to have skills:

* DevOps (AWS)

* Data Analysis/Visualization

* R

This is a full-time, remote position. If you are a US Resident and can fulfill the client-facing requirements, you can work from wherever you like. Competitive salary with benefits included (Insurance, 401k, PTO, etc).

To apply, please send an introductory email to jordan _at_ guideinformatics dot com.

SentiLink | San Francisco, CA | On-Site | Software Engineer (backend, platform, infra, ML) + Data Scientist | https://sentilink.com/

SentiLink prevents synthetic fraud, an emerging fraud vector in which fraudsters open accounts using name/DOB/SSN combinations that don't correspond to real people. Our partners include top ten US banks, fintechs, and alternative lenders. We're backed by investors including a16z, Max Levchin (Affirm CEO/PayPal cofounder), and former presidents/CEO's of Visa, Transunion, HSBC, and Citi.

Our tech stack uses Go (for the API part) and Python (for the ML part) on k8s and the work involves a lot of complex and sensitive data.

Please apply at https://jobs.lever.co/sentilink or reach out to Email is hidden with your interest / questions.

Peek | Senior iOS Engineer (Seattle Only), Senior DevOps Engineer (Seattle or SF), Frontend Engineer (SF Only) | Seattle & San Francisco | ONSITE & VISA (transfer+treaty) | Full-time

Peek makes the world's tours & activities easily bookable — anytime, anywhere. Our leading technology empowers operators to manage and grow their businesses.

We're looking for talented engineers to come work on our industry-leading SaaS for tours and activities operators in Seattle. We're well-funded and are growing quickly. We use Ruby, Elixir, Ember, React, Swift, PostgreSQL, RabbitMQ, GraphQL, Realm, Docker, Kubernetes, AWS, GCP. Join us!

See full job descriptions and apply here:

> Senior iOS Engineer | Seattle | : https://jobs.lever.co/peek/091bd21b-eaba-402c-b563-d17ccf12e...

> Senior DevOps Engineer | Seattle | : https://jobs.lever.co/peek/95d474d1-fd33-48b8-9fa6-72875c170...

> Senior DevOps Engineer | San Francisco | : https://jobs.lever.co/peek/3557efe5-88c4-4508-aa32-1679f5b46...

> Frontend Engineer | San Francisco | : https://jobs.lever.co/peek/8c8f9989-875c-4734-aa67-5c3fe47d8...

Check out the rest of our stack: https://stackshare.io/peek/peek-stack

If you have any questions, feel free to email megan DOT dose AT peek DOT com

Lightstream | Chicago | Full-time | ONSITE, REMOTE (US) for strong candidates | https://www.golightstream.com/

We’re building the future of live streaming. We empower streamers on Twitch, Mixer, etc. to be successful with creative tools and analytics. We’ve got a ton of momentum including a $9M Series A, a strategic partnership with Microsoft and an acquisition of the analytics company https://arsenal.gg

We build with modern stack including React, Node, Typescript.

Right now we’re particularly focused on hiring for our Arsenal team. https://strea.mr/2nw1cqv

All job postings are here: https://strea.mr/2ge4qsy Interested in us but don’t see what you like? Hit us up at Email is hidden

Square | Mobile Engineers (Mid/Sr levels) | ONSITE VISA San Francisco, CA

-- Mission --

We believe everyone should be able to participate and thrive in the economy. So we’re building tools that make commerce easier and more accessible to all. We started with a little white credit card reader but haven’t stopped there!

-- About the team --

Current team size: 4 iOS, 2 Android, 1 PM, 1 EM Languages: Objective-C/Swift; Java/Kotlin

I'm one of the many hiring managers here at Square. My team, CDX (Connected Devices Experience), is searching for an Android engineer interested in platform, product, and/or low-level work (e.g. drivers, bluetooth, hardware). If you enjoy platform work that is consumer visible, I'd love to chat with you!

-- Links --

We're always open to new talent here at Square. If this role isn't a fit, there are several others I'd be happy to refer you to other teams.

Our philosophy on growth as an engineer is available here: https://developer.squareup.com/blog/squares-growth-framework...

-- Apply --

These are roles for my team and sister teams (mention CDX if you're specifically interested):

• Mid-level Android Engineers: https://smrtr.io/3zkmj

• Senior Android Engineers: https://smrtr.io/3zkmq

• DM for other roles: https://squareup.com/us/en/careers/jobs