JustPark | Lead Frontend Engineer & Lead Android Engineer | London | Remote or Hybrid | Full-time

JustPark is the premier partner offering both B2B solutions for destinations and B2C services for drivers, giving us the best of both worlds. We simplify the entire parking experience. From venues and councils to private driveways, our platform makes it simple for drivers to find, book, and pay for parking—while empowering our operating partners to deliver exceptional parking experiences.

Lead Frontend Engineer: responsible for leading and evolving the frontend engineering strategy across JustPark's web platforms. The position involves technical leadership of the frontend engineering squad, architectural oversight, and ensuring high-quality delivery of frontend solutions that serve millions of users globally across our customer-facing applications, internal tools, and client portals.

Lead Android Engineer: drive technical excellence and best practices in Android development, architect and oversee the implementation of new features for Android platform, balance Android-specific optimization with cross-platform consistency requirements, collaborate with product and design teams to deliver exceptional Android user experiences.

Amazing benefits include free lunch on office days, free snacks & drinks, free concert tickets to the O2, generous holiday policy (up to 38 days a hear inc. bank holidays), private medical insurance and much more.

Apply directly using the below links.

For Lead Frontend Engineer: https://apply.workable.com/justpark/j/db918aa730/

For Lead Android Engineer: https://apply.workable.com/justpark/j/248b41bd2a/

Smart 11 | React Native Software Engineer | Netherlands (Breda) / Remote | Part or Full time | smart11.ai

Smart11 helps soccer players to become more intelligent on the field. We're a small team of 3 engineers and are looking for a react native developer to continue development on our mobile app.

Our soccer learning methods rely heavily on video (and a touch of vision AI) to help players learn from their own actions on the field. The app is crucial in that process, and used hundreds of hours a week by clubs and pro players alike. Your work might directly contribute to the improvement of soccer players around the world!

We're a productive, balanced team, and are looking for someone with a builder mentality. Apply at Email is hidden, or send me a PM (I'm the CTO). If you're interested but are only experienced in related techniques, please do get in touch, we like to invest in the right people!

Multiply | Python + SQL Software Engineer | On-site | Mauritius

We build repricing software that keeps online sellers on top of their competition on 130+ marketplaces.

Stack: Python, Postgres, FastAPI, SQLAlchemy.

Our office is beautifully located in Mauritius. We sponsor visas and handle all relocation/immigration.

Apply: Email is hidden

LiquidFi (Miami, FL) | Senior Software Engineer - Solidity + Python | ONSITE | Full-time | https://liquidfi.io

We're reimagining mortgages through blockchain - tokenizing real estate debt to make mortgage investing more transparent, accessible, and liquid. Early-stage, profitable, and moving fast.

THE ROLE: Build smart contracts in Solidity that power mortgage tokenization, develop Python services/APIs connecting blockchain to the real world, and own features end-to-end. You'll wear multiple hats - one minute writing a Solidity payment contract, next debugging a Python API, then optimizing Celery tasks. Small team = big impact.

STACK: - Smart contracts: Solidity, OpenZeppelin, Hardhat/Foundry - Backend: Python (Django, DRF), Celery, RabbitMQ, PostgreSQL - Infrastructure: AWS, Docker, EVM-compatible chains - Integrations: Web3.py

LOOKING FOR: - 10+ years building products with serious Solidity + Python chops - Experience developing EVM-compatible smart contracts - Expert with Django, DRF, Celery - Strong distributed systems & async programming experience - Deep understanding of blockchain fundamentals, DeFi, token standards (ERC-20, ERC-721, ERC-1155) - Bonus: financial services, mortgages, or asset-backed tokens

WHY JOIN: - Own big pieces of the stack from day one - Competitive pay + meaningful equity - Shape the future of real estate finance - Small, passionate team

LOCATION: Miami, FL - onsite required (South Florida candidates welcome)

Apply: Email is hidden with resume + note about your Solidity/Python experience

Hiring Tech Lead - Backend Engineer - AI Engineer - Staff Frontend – REMOTE LATAM - Tech Lead in San Francisco We build AI tools that help high-volume law firms manage their caseloads more efficiently. Our first product—an AI assistant that transcribes and classifies inbound calls—is in production. We’re now expanding into case tracking, follow-ups, and full workflow automation.

Looking for:

Tech Lead: Based in SF. Remote work with 1 week/month onsite. Lead a senior team, shape product and tech, work closely with founders.

Senior Engineers (Backend, Frontend, AI): Remote across LATAM. Build fast, useful tools. Small, experienced team. Real autonomy and product impact.

Tech Stack: Python, TypeScript, Postgres, Kubernetes, GCP Languages: Spanish + English for leadership. English only OK for engineers.

Apply here: tramcase.com

Crux | cruxclimate.com | FULLY REMOTE (US/Canada)| Full-time | Hiring across eng, Product, Design | $140k-$250k base + equity

Series B (a16z backed) Crux is the capital markets platform changing the way clean energy and manufacturing projects are financed in the U.S. Crux's platform, market intelligence, and expert team help developers and manufacturers unlock financing through all stages of project development and operation.

Hiring for: - AI Engineers - Full Stack Engineers - Data / ML Ops Eng - Product Designer - Product Manager - Sr. Tech Recruiter - Additional GTM/Ops

More about the team here: https://www.notion.so/engineering-crux-26cd41408c6780728eafd...

Apply Here: https://jobs.ashbyhq.com/cruxclimate?utm_source=mr

Smarkets (https://www.smarkets.com) | Full Time | Hybrid - Onsite (London, UK), Remote - Indiana, US and Sweden

Smarkets is a betting exchange for sports and political trading that has handled over £37 billion in volume since 2010. Our company mission is to fix the betting industry with the best products and best prices.

We are currently looking for:

Senior Software Engineer - Backend, Distributed Systems, Rust, London, UK - https://smarkets.com/job/41fba25f-0896-46d5-a093-8ebbc9e1624...

Software Engineer - Backend, Python, Rust, London, UK - https://smarkets.com/job/aaaf901f-77c0-4b35-9240-ed4cfa668ba...

Senior Quantitative Developer, London, UK - https://smarkets.com/job/5502cdbe-6246-47ec-890b-2f2817e3cf1...

Dev Ops Engineer - London, UK - https://smarkets.com/job/99823479-fd3a-4720-8090-455394fb63f...

Senior Cloud Infrastructure Engineer - London, UK - https://smarkets.com/job/7ee3a731-acc0-448f-bc61-64429e2ebf9...

QA Analyst - Contractor, Sweden - https://smarkets.com/job/52aad884-0aab-477e-a99c-8a76f38f42a...

QA Analyst - Contractor, Indiana, US - https://smarkets.com/job/494945c5-a687-4ffd-b117-d2f7a1074a8...

Data Engineer - London, UK - https://smarkets.com/job/3499be76-c66b-49eb-b6b8-c2d24fee622...

Founder's R&D Engineer - London, UK - https://smarkets.com/job/a42cba2e-e0e7-42e7-b156-3e56b485435...

Frequenz Energy-as-a-Service GmbH | Full-Time | Berlin/Hybrid-Possible, Germany

We are a technology company developing groundbreaking solutions that help companies to rapidly transition from being passive electricity consumers to becoming fully self-sustaining prosumers, capable of leveraging various renewable energy assets.

We are currently looking for Rust and Python software developers to join us in Berlin.

Our homepage: https://www.frequenz.com

Apply here for Rust: https://www.frequenz.com/jobs/senior-rust-engineer and here for Python: https://www.frequenz.com/careers/senior-python-developer

Feel free to attach links to your code examples from github, gitlab, or the like to your application.

These roles are not fully-remote. These are based in Berlin, with a possibility for hybrid-model, which can be discussed during the course of the interview.

(PS: If you choose to apply, we would appreciate if you could mention that you have come from HN :) )

LaunchDarkly is hiring Remote Senior Product Security Engineer: https://grnh.se/xonwo33o3us

OnFrontiers | Senior Engineer | Hybrid/Remote | NYC or Baltimore

OnFrontiers is hiring a strong senior engineer with experience programming agents to lead development of our agentic intelligence platform for government contractors.

We're looking for a passionate, curious engineer, who wants to work closely with our founding team and contribute as both a technical expert and a member of the product leadership.

In the role, you'll lead development of our indexing services, LLM integrations and APIs, as well as our SaaS platform, as we continue to scale. The role is hands-on but has the potential to grow into management as the team scales.

Core technologies include OpenSearch, Postgres & PGVector, Go, Python and React, all running on AWS.

https://www.onfrontiers.com/job-postings/lead-engineer

Interested, feel free to email me directly: Email is hidden