JigsawStack | Founding GTM (Go to market) / Growth | San Francisco, London, India, REMOTE (US) | Full Time

Company site: https://jigsawstack.com

At JigsawStack, we’re building specialized small models that automate complex backend tasks like OCR, web scraping, classification, data extraction, and more. We power thousands of developers and process billions of tokens every month.

We’re hiring our first Founding GTM, someone who wants to architect the entire GTM engine, experiment aggressively, and push the boundaries of AI growth.

You’ll own automation, outbound systems, GTM tooling, growth experiments, and the workflows that expand JigsawStack’s reach. This is a growth role where you’ll build pipelines, write scripts, automate everything possible, and systematically scale distribution.

As an early team member, you’ll work directly with the founders, run high-velocity experiments, and shape JigsawStack’s playbook for years to come.

More info and apply here: https://yoeven.notion.site/founding-gtm

Email here for more questions: Email is hidden

CT RISE Network | Junior Software Developer | REMOTE (US) | Nonprofit | Full-Time

CT RISE Network is a Connecticut-based nonprofit improving educational outcomes through data tools and technology that support schools and educators.

We’re hiring a Junior Software Developer to help design, build, and ship new features across our product ecosystem. You’ll work across frontend, backend, and cloud systems; build RESTful APIs and modern web applications; participate in code reviews; and receive mentorship while contributing to secure, scalable solutions used by real educators.

Great benefits and flexible work schedule. A good opportunity for someone looking to work at a mission driven organization making a difference in schools.

Apply here: https://workforcenow.adp.com/mascsr/default/mdf/recruitment/...

CT RISE Network | Junior Software Developer | REMOTE (US) | Nonprofit | Full-Time

CT RISE Network is a Connecticut-based nonprofit improving educational outcomes through data tools and technology that support schools and educators.

We’re hiring a Junior Software Developer to help design, build, and ship new features across our product ecosystem. You’ll work across frontend, backend, and cloud systems; build RESTful APIs and modern web applications; participate in code reviews; and receive mentorship while contributing to secure, scalable solutions used by real educators.

Great benefits and flexible work schedule. A good opportunity for someone looking to work at a mission driven organization making a difference in schools.

Apply here: https://workforcenow.adp.com/mascsr/default/mdf/recruitment/...

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Vantheon | Software Engineer | Austin, TX (in person) | Full Time

Vantheon is an applied AI research lab exploring how AI with disrupt investing across economic classes: Vantheon.ai

If you are obsessed with trading, crypto, defi, or something similar, this would be an exciting opp. Node, TypeScript, React

Email: Email is hidden if interested

Babou.ai | Remote | Full Time

Hiring: Executive Assistant

Babou.ai is an early-stage AI company building novel autonomous systems for creative production.

We're hiring an Executive Assistant to work directly with the CEO. High-ownership role across inbox, calendar, communications, project management, and internal coordination. You’ll build systems, track priorities, and keep the company organized.

Looking for someone sharp and hungry with high agency. Startup experience preferred but not required. 4+ years experience is a plus, but we’d take an exceptional recent graduate over a mediocre tenured EA. Fluent English, strong judgment, self-starter, and real interest in technology required. Must operate independently in a fast-moving environment.

Fully remote. Competitive compensation.

Apply: Email is hidden

Subject: "EA - [Your Name]"

Ro | NYC | Hybrid/Onsite | Full Time

Hiring Backend Engineers, SRE, Team Leads, Management, and an iOS Engineering role

Job board - https://ro.co/careers/#open-roles

Ro is a direct-to-patient healthcare company with a mission of helping patients achieve their health goals by delivering the easiest, most effective care possible. Ro is the only company to offer nationwide telehealth, labs, and pharmacy services. This is enabled by Ro's vertically integrated platform that helps patients achieve their goals through a convenient, end-to-end healthcare experience spanning from diagnosis, to delivery of medication, to ongoing care.

As a company, we have served over 2 million patients and have direct partnerships with the biggest players in the healthcare industry. We are a rapidly expanding business and given our small teams, you have the ability to make an outsized impact!

Alembic | SF (5 days onsite) | SRE • C++ AI • Backend Python • Data Engineering

Causal AI at scale for Fortune 500. We melted GPUs building this—now running one of the world's fastest private supercomputers. The only non-Fortune 500 company in the world to operate such a system. Customers: Nvidia, Delta, Mars. $145M Series B.

Hiring now: SREs for supercomputer infrastructure, C++ engineers for AI systems, data engineers for enterprise-scale pipelines, backend Python engineers for our platform.

Story: https://venturebeat.com/ai/alembic-melted-gpus-chasing-causa...

Job Board: https://jobs.ashbyhq.com/alembic?utm_source=lrro1q3bmk

Duolingo | Full-time | Multiple roles | $177K-$300K | NY and Pittsburgh | ONSITE

Our mission is to develop the best education in the world and make it universally accessible. Our culture is eng-driven, friendly, and very data-driven thanks to our large userbase. More info about working as an engineer at Duolingo here: https://www.youtube.com/watch?v=wtht8sufdbe

Tech stack: (frontends) Swift/Kotlin/TypeScript, (backend) Python/Kotlin/Postgres/Dynamo, (infra) AWS/k8s/Terraform.

We're always hiring for engineers. A few roles below:

Senior Engineering Manager, Monetization: https://careers.duolingo.com/jobs/8414653002

Senior Android Engineer: https://careers.duolingo.com/jobs/8217266002

Engineering Manager, Chess: https://careers.duolingo.com/jobs/8385137002

Senior iOS Software Engineer: https://careers.duolingo.com/jobs/8318257002

Base salary: $200K-300K for Senior Eng Manager, $177K-$240K for the others (+equity).

Perks: free lunch, 2-week winter break + 20 days of flexible time off.

CIRcurate LLC (Texas LLC) | Lead System Architect | Pinehurst, TX | Onsite/Remote/Hybrid

Company Description At the Data Vault Project, we’re building a secure data vault and permissioned sharing layer designed to put individuals and organizations in control of their information. Through privacy-first architecture and flexible access controls, users choose what data is shared, with whom, and for how long — with the ability to revoke access at any time. Our goal is to create infrastructure that enables secure, transparent, and user-governed data exchange in an increasingly AI-driven world.

About the role We're looking for a Tech Lead / System Architect to own the overall system design for a sensitive-data product. You'll define the blueprint, set technical standards, keep work aligned across components, and guide implementation through reviews.

What you'll do Own the end-to-end system design so components work together safely Define clear interfaces between components and keep them consistent over time Make key technical decisions and document tradeoffs, risks, and scope Guide engineering execution through design/PR reviews (part-time weekly review is OK)

Required (must-have) Led system design for a product handling sensitive data (health/finance/identity) Can define and maintain clear APIs/interfaces across components Can make decisions and document them clearly (what's in/out, risks, tradeoffs) Experience guiding other engineers through reviews and unblocking work

Nice-to-have Experience with audit logging or compliance-style record keeping Experience with permission-based sharing systems

Compensation Commensurate with experience and scope of responsibility

If interested, please send an email to Email is hidden. Thanks!