Design and build core financial systems including trading, ledger, and billing.
Develop systems for transaction processing, reconciliation, and portfolio state management.
Build and scale real-time and batch data pipelines.
Arta leverages AI and digital tools to make financial products accessible to a broader global audience. The company values trust, teamwork, and adaptability.
Work on features to increase speed and functionality of trading infrastructure, including new algorithms and exchange integrations.
Play an active role in executing system architecture and roadmap, collaborating with Product Management.
Grow to become an expert in entire trading systems and use deductive reasoning to solve complex problems.
sFOX is a full-service prime dealer that unites liquidity from over 30 exchanges and OTC desks. Founded in 2014, the company is backed by prominent investors and has a rapidly growing team.
Design and implement highly scalable brokerage systems and microservices.
Collaborate with global teams to enhance the core framework and support multiple languages, currencies, and markets.
Act as incident commander during regional business hours, ensuring proactive 24x7 stability.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. With a global team of 400+ members spanning multiple countries, we are deeply committed to open-source contributions and fostering a vibrant community.
Design, build, and evolve backend services in Go for the Data Insights Platform and Siphon, focusing on scalable ingestion, transport, replication, storage, and querying.
Drive production readiness and deployment of data platform components across GitLab environments, ensuring rollout safety and operational maturity.
Collaborate with Infrastructure, Data, and peer Engineering teams on technical design, code review, and delivery to keep the platform reliable, secure, and usable.
GitLab is the intelligent orchestration platform for DevSecOps, helping organizations improve developer productivity and accelerate digital transformation. Trusted by over 50 million users and more than 50% of the Fortune 100, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.
Design and develop backend services using Python and Go to support experiment platform APIs.
Build scalable APIs, data models, and developer tools to simplify research workflows.
Collaborate with cross-functional teams to deliver solutions aligned with evolving technical needs.
This role is with a partner company focused on AI research infrastructure. The team is remote-first, international, and emphasizes engineering quality and ownership.
Build and scale the systems and services that form the foundation of Alpaca's global payments and treasury platform.
Operate in an industry where money movement is critical, using modern, event-driven, and highly scalable architectures.
Collaborate with a distributed team to design and implement solutions with autonomy, focusing on quality and resilience.
Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. Our global team of 380+ members values curiosity, empathy, and accountability.
Design and build a real-time notification platform for low-latency alerts and account updates.
Build and operate Kafka/MSK streaming pipelines for live trading data ingestion.
Develop stateful stream processing applications for risk detection and fraud monitoring.
Take Profit Trader is a high-growth proprietary trading firm handling hundreds of millions of dollars in trading volume. They are dedicated to innovation, operational excellence, and empowering traders globally.
Design, develop, and maintain core systems for market data products, ensuring reliability and scalability.
Contribute to architectural decisions and solve complex technical challenges across engineering teams.
Optimize systems for low latency and high throughput, focusing on performance improvements.
The company builds high-performance systems for modern financial markets. It is a globally distributed team of experienced engineers and financial technology specialists.
Design, develop, and operate ledger and payments services for accurate crypto and fiat money movement.
Build scalable APIs and data models to support new transaction types while ensuring correctness and auditability.
Partner with cross-functional teams and mentor teammates to deliver production-grade code.
Gemini is a global crypto and Web3 platform founded by the Winklevoss twins, offering secure crypto products in over 70 countries. The publicly traded company emphasizes building diverse teams and fostering an open, fair, and secure cryptoeconomy.
Own the core financial engine including order routing, execution lifecycles, and internal ledgers.
Build resilient, high-throughput infrastructure for scaling from early users to hundreds of thousands of investors.
Take end-to-end operational ownership including monitoring, incident response, and on-call rotations.
Nahc is a seed-stage venture-backed cross-border neobank and retail brokerage built for global investors, bridging financial borders between the US and Asian markets. The company is small and emphasizes absolute trust, rock-solid infrastructure, and high agency for its founding engineering team.
You will build and scale high-performance backend services using Go, including event-driven systems and REST/gRPC APIs.
You will design and optimize database schemas for large-scale multi-tenant identity workloads.
You will collaborate with cross-functional teams to deliver quarterly key results and ensure operational reliability.
Abnormal AI is an AI-native security platform protecting enterprises from cyber attacks using behavioral AI. Trusted by over 2,500 enterprises (including 25% of Fortune 500), it processes billions of identity signals daily and has a culture of innovation.
Design and launch backend systems at scale using Python or Kotlin.
Collaborate with product management, design, and analytics to define technical plans and articulate constraints.
Foster a culture of quality and ownership through code reviews, design standards, and tech talks.
Affirm is reinventing credit to make it more honest and friendly, offering consumers the ability to buy now and pay later without hidden fees. The company is a global fintech with a remote-first culture, known for its agile and fast-paced environment, serving over 20 million users.
Design and build robust, scalable backend systems and APIs across Twilio Segment's data platform.
Collaborate cross-functionally with design, product, and other engineers to define solutions that balance usability, performance, and long-term architecture.
Troubleshoot and improve system reliability, debugging issues and refining operational tooling and processes.
Twilio provides real-time communications and data solutions that help companies and developers worldwide build better customer experiences. With thousands of employees globally, they foster a remote-first culture focused on diversity, equity, and inclusion.
Design, build, and operate feed services that serve market data across multiple markets with low latency and high reliability.
Keep the feed available and correct when things break, owning SLOs and overall health of your services.
Identify technical debt and reliability risks, improve systems, and support engineers through code reviews.
Thndr is on a mission to make investing simple and accessible for everyone across the Middle East and North Africa. Since launching in 2019 and going through Y Combinator, Thndr has grown into Egypt's number one investing app with millions of users, backed by Tiger Global, Prosus Ventures, and others.
Design and build scalable backend systems, APIs, and data pipelines
Own services end-to-end from architecture, development, deployment, to operation
Mentor junior engineers and contribute to a strong engineering culture
We transform vulnerability intelligence by helping security teams act faster with more confidence. We have a transparent, collaborative culture with a small, smart, and supportive team built on over two decades of cybersecurity experience.
Design, develop, and maintain scalable backend services in Go for data ingestion, storage, and querying.
Own and evolve critical platform components including APIs, messaging systems, and query-serving architectures.
Drive architectural decisions for system reliability, scalability, observability, and operational excellence.
Our partner is a company building foundational systems for large-scale data platforms and analytics capabilities, focusing on distributed backend services. They offer a remote-first, high-ownership environment with cross-functional collaboration and AI-driven productivity tools.
Build Alpaca's algo trading platform to deliver high quality and performance for users.
Design and architect the platform by wearing many hats in a small team, writing tons of code.
Leverage deep knowledge in frontend and backend, databases, distributed systems, and CPU-level hardware for high throughput.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more. Our team of 400+ globally distributed members thrives on diversity and collaboration, backed by $400 million in funding from top-tier investors.
Design and develop scalable backend services using Go for enterprise-grade applications.
Architect distributed systems and microservices with high availability and fault tolerance.
Build secure APIs, optimize databases, and implement CI/CD pipelines with Kubernetes.
Jobgether operates an AI-powered matching platform that connects candidates with hiring companies. They are a fully remote company with a collaborative and supportive culture, emphasizing technical growth and innovation.
Design and implement scalable backend services and APIs for cryptocurrency swapping.
Build routing and aggregation logic for swap execution across multiple liquidity sources.
Integrate on-chain and off-chain data sources (RPC nodes, indexers, third-party APIs).
Biti Pro is a company building core backend systems for cryptocurrency swapping and DeFi aggregation. They are a small team focused on high-performance, scalable services.