Sitch App | Founding Product Manager | NYC-area HYBRID (2-3 days/week in NYC near Union Square) | Full-time

Sitch is a new type of concierge dating app. We're using AI + Humans to ask you questions, get to know you, then help you find love.

We're an AI powered concierge matchmaker for serious daters. Sitch is live in 5 cities and expanding nationally in 2026.

We're philosophically opposed to the dopamine-fueled mini-game doomswiping of 'traditional' dating apps which cynically monetizes desperation. We're monetizing intent!

* We're top-tier VC funded (a16z Speedrun, M13, early Snap angels) * Looking for a PM who loves building for consumers, loves relationships, is a bit unusual, and is obsessed with building unique experiences only made possible with the new era of LLMs

* 2-3 days/week in person, in Manhattan near Union Square

Site is at https://joinsitch.com, and feel free to send me (Chad) and Dini (co-founder) a note at Email is hidden

Carefeed | Senior Software Engineer and Senior Data Engineer | Chicago, IL

Carefeed makes software that makes it easier to operate senior centers. Our mission is to help make residents, family members and staff happier. Thousands of communities across the US and Canada already use our tools, and we're growing quickly.

We're looking for a Software Engineer and a first Data Engineer to join our Chicago office. Our engineering team is small -- less than 20 people -- so there's a huge opportunity to have an impact. These roles are in person 3-4 days a week in our office at Wacker and Wells in downtown Chicago.

Senior SWE: https://job-boards.greenhouse.io/carefeed/jobs/4972304008 Senior Data Engineer: https://job-boards.greenhouse.io/carefeed/jobs/4961308008

Company: XSELL Technologies Location: HYBRID — Chicago, IL (3 days onsite) Roles: Senior Software Engineer & Senior Machine Learning Engineer

About Us (we’re the hiring company): XSELL Technologies is building an Agentic Voice platform for healthcare—blending ASR/TTS, LLMs, and deterministic orchestration to power human-like conversations at scale.

Senior Software Engineer

Focus: Scalable backend systems, APIs, distributed services, cloud (AWS/GCP/Azure), CI/CD, observability. You’ll: Design and ship high-performance services, own architecture decisions, and collaborate closely with Product/AI. You have: ~5+ years in software engineering (Python/Java/Go/Node), cloud infra, strong fundamentals in systems & APIs.

Senior Machine Learning Engineer

Focus: NLP/speech models, real-time inference, production ML (PyTorch/TensorFlow), monitoring & optimization. You’ll: Build, deploy, and iterate on ML models for conversational understanding and speech intelligence. You have: ~4+ years in ML/NLP, production deployments, strong Python, cross-functional collaboration chops.

Why XSELL:

Hybrid rhythm: 3 days onsite in Chicago, IL (collaboration, whiteboarding, team time)

Fast-paced, mission-driven team with clear ownership

Competitive comp and benefits

How to Apply (we’re actively hiring and will respond): Email your resume to Email is hidden with the subject “[Role] – Your Name.”

Lightning AI | Full-Stack Engineer, Backend Engineer, AI Performance Optimization Engineer | SF, NYC, or London Hybrid 2 days a week onsite | Full-time

About us: After creating and releasing PyTorch Lightning in 2019, Lightning AI was launched to reshape the development of artificial intelligence products for commercial and academic use.

Apply here: https://job-boards.greenhouse.io/lightningai

Gumroad — NYC (onsite/hybrid) — Hiring Product/Engineering

We build tools that help creators sell directly to their audiences. Small team, big surface area: you’ll ship end-to-end (product → design → code → metrics).

Looking for: strong product-minded engineers (backend, full-stack, or generalist). Bonus if you’ve built marketplaces, payments, or creator tools.

Nice-to-have stack: Rails/Stripe/Postgres/Redis/React/TypeScript—but we value ownership over checkboxes.

Email Email is hidden with a couple links (GitHub, portfolio) and 2–3 sentences on why you want to build for creators.

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Deviceflow | Senior Full-Stack Engineer (front-end heavy), Senior Platform Engineer | Remote, overlapping with US Time-Zones | Full-time

Deviceflow is bringing modern software to the medical devices industry. You can read more about us and the roles here: https://app.dover.com/jobs/deviceflow

tl;dr Looking for our first and second engineering hire.

Founders:

CEO + CTO: Exited a bootstrapped startup in this space. Existing relationships with the customer base for this startup.

VP Eng: 10+ years building teams at funded startups. (some yc). Angel investor. Daily HN reader.

Bring your software engineering experience (5+ YoE minimum) and participate in building a startup. Near-Market Pay (for your YoE) with first hire equity.

Pluses (but not required):

* Production Experience with Svelte/Sveltekit (for full-stack role)

* Experience with HIPAA

Freetrade | London (ONSITE) | Full-time | https://freetrade.io | £75k-£140k

Freetrade is a commission-free investing app used by over 1 million people in the UK. Our team is expanding, and we’re seeking software engineers to evolve and scale our core investing platform. In this role, you will be instrumental in building and maintaining reliable and trustworthy systems for trade execution, clearing and settlement, asset servicing, and internal operational tools. You will also play a key role in shaping our technical direction and mentoring other engineers as our team grows.

Tech we use: TypeScript, Node.js, Postgres, and GCP

Note: We are three days in the office, located just around the corner from Old Street.

We don’t sponsor visas at the moment.

We are hiring across the board in engineering, data, people, marketing, risk & compliance and finance.

See all of our opportunities here: https://freetrade.io/careers

Teleskope[0] | Full-Time | ONSITE(Hybrid) in NYC Financial District

Teleskope is redefining data security for the AI era with the industry’s first agentic platform that combines precise visibility with automated remediation. Teleskope autonomously scans, catalogs, and classifies data in motion and at rest while automating remediations that understand and adapt to each organization’s unique risk profile, enabling security teams to manage data sprawl proactively while securely enabling AI adoption.

Backed by M13, Primary Venture Partners, Lerer Hippeau, and others, Teleskope is trusted by organizations including Ramp, Legal Zoom, Alloy, GoFundMe, and The Atlantic.

We just announced our Series-A[1] and are looking to continue to grow the team. We are looking for Applied NLP Scientists and Senior/Staff Engineers. More details at

https://www.teleskope.ai/careers https://www.linkedin.com/company/teleskopeai/posts/

Nango | Staff backend engineer | Remote | Full time | $120-200k + equity

Nango (YC W23) is an open source product: Developer infrastructure for product integrations.

We power the integrations of Semgrep, Motion, Vapi, Exa, and hundreds of other B2B software.

Small but highly experienced team, hard technical challenges (scale + infra devtool running untrusted user code), tons of ownership, direct customer contact, growing very fast.

We are looking for a Staff engineer that can touch every part of stack and is passionate about dev infrastructure.

Website: https://nango.dev Jobs: https://nango.dev/careers