Senior Backend Engineer - Blockchain & Open‑Source Infra
$185k - $275kStellar
Stellar is seeking a Software Engineer to drive the development of backend services and APIs that support the Stellar ecosystem. This role involves collaborating across teams, optimizing backend systems, and contributing to open-source efforts. The ideal candidate has 4+ years of experience, strong computer science fundamentals, and proficiency in languages like Go, Python, or Rust. Stellar offers a competitive salary between $185,000 and $275,000, along with exceptional benefits including 100% health coverage and flexible time off. #J-18808-Ljbffr Stellar
- ...to join the Wallet team in New York. You will work on blockchain products, focusing on backend systems that enhance application development. The ideal... ...include designing APIs, building web services, and engaging with the open-source community. #J-18808-Ljbffr...BlockchainSenior
- ...thinking company at the forefront of web3 development! This role involves working with a dynamic team to build and scale backend services, innovate on blockchain protocols, and enhance developer SDKs. You'll have the opportunity to make impactful decisions on architecture and...BlockchainRemote work
$200k - $400k
...Senior Backend Engineer (Blockchain Infrastructure / Onchain Systems) Location: New York, NY or Remote Company Stage: High-Growth Consumer Fintech... ...systems, libp2p, or blockchain node software Open-source contributions within blockchain ecosystems Active engagement...BlockchainSeniorContract workWork at officeRemote work- ...Polymarket Backend Engineer Polymarket is the world's largest prediction... ...as an alternative news source. Our ambition is to become a... ...backend engineer with deep blockchain knowledge to join our Onchain... ...node software ~ (Plus) Open source contributor in the blockchain...BlockchainSeniorContract work
- ...About the job Senior/Staff Backend & Platform Engineer (FinOps, IAM & Blockchain) About the Role As a Senior / Staff Backend & Platform Engineer at... ...Exposure to data warehousing and analytics for financial reporting. * Contributions to open-source projectsBlockchainSenior
$185k - $275k
...Interested in working on cutting-edge blockchain technology and creating equitable... ...the Stellar blockchain network, an open-source platform that operates at high-... ...You'll join a team of talented engineers designing APIs, backend services, and tools that serve a diverse...BlockchainSeniorTemporary workWork at officeLocal areaWorldwideFlexible hours- Job Title : Senior Backend Software Engineer Location : New York, US Type : Full-Time About the Company : Realio is an end-to-end, blockchain-based SaaS platform for the issuance, investment, compliance... ..., the Realio Network (which is open-source), Districts (a real-world themed...BlockchainSeniorRemote jobFull timeWork at officeFlexible hours
- ...preferably located in NYC. Open to remote for the right... ...candidate. The Opportunity As a Senior Backend & Platform Engineer at Moonshot, you’ll own... ...and ledgering, and the blockchain infrastructure that powers... ...reporting. Contributions to open-source projects . Location NYC...BlockchainSeniorFull timeWork at officeRemote workFlexible hours
- ...) and adoption as an alternative news source. Our ambition is to become a ubiquitous... ...the Role Polymarket is looking for a Senior Backend Engineer to work on Gamma, the core backend powering... ...systems (Plus) Experience with blockchain or Web3 systems, particularly EVM-based...BlockchainSeniorImmediate start
$170k - $195k
...development lifecycle. Our open source frameworks — LangChain and LangGraph... ...2023, LangChain powers top engineering teams at companies like... ...role: LangChain is hiring a Senior Backend Engineer focused on... ...ll collaborate closely with infra, product, GTM, and our largest...SeniorFlexible hours- A leading crypto trading platform is seeking a Senior Backend & Platform Engineer to own critical systems including Identity Management and financial operations. The ideal candidate will have 5-12+ years in backend engineering with deep expertise in high-scale systems,...BlockchainSeniorRemote work
- Polymarket is seeking a skilled backend engineer in New York to join the Onchain Execution team. This role involves designing systems for... ...processing on our prediction market platform, requiring deep blockchain knowledge and 5+ years of backend development experience....BlockchainSenior
- ...The Role Medal's backend powers everything from real... ...features. We're looking for a Senior or Lead Backend Engineer to help us scale and... ...work closely with product, infra, and data teams to architect... ...tools Contributions to open-source projects A passion for...Senior
- ...the most critical and complex backend systems, directly writing and... ...storage, compute, APIs, and blockchain infrastructure Anticipate... ...excellence Raise the engineering bar through design reviews, RFCs... ...go-to technical authority by senior engineers and peers ~...BlockchainSeniorImmediate start
- ...About the job Senior Backend Engineer (Generalist) Senior Backend Engineer (Generalist) Ellipsis Labs About Ellipsis Labs... ...Phoenix, the leading order book spot exchange on the Solana blockchain, and a top 10 DEX (decentralized exchange) with $70B in...BlockchainSenior
- ...operations that steal billions from victims each year. As an All-Source Investigator, you’ll lead targeting-driven investigative work:... ...About the Team The Scam Disruption team operates within TRM’s Blockchain Intelligence organization, alongside threat intelligence analysts...BlockchainSeniorWorldwide
- ...product, Phoenix Legacy, is a limit order book on the Solana blockchain that established our expertise in operating high-... ...volume across Solana markets. Ellipsis Labs is seeking a Senior Backend Engineer to join our team. As an early-stage startup, we appreciate...BlockchainSenior
- ...Developer to join their team in New York. The role involves writing open-source code using React and collaborating with a talented team to... ...JavaScript and be comfortable working in both front-end and backend environments. Strong communication skills and an eye for design...
- ...About the job Senior Backend Engineer (Risk Engineering) About the Company Ellipsis Labs is a profitable, venture-backed New York-based... ..., the leading order book spot exchange on the Solana blockchain, and a top 10 DEX (decentralized exchange) with $70B in...BlockchainSenior
- ...to develop cutting-edge decentralized applications (dApps) that leverage blockchain technology to empower individuals and organizations. We are seeking a talented and experienced Backend Engineer to join our team, bringing expertise in NodeJs server frameworks like Nest...BlockchainSeniorContract work
$180k - $220k
...Career Renew is recruiting for one of its clients a Senior Backend Engineer - Blockchain - this is a fully remote role for N America based candidates. Salary range: 180-220K USD base plus equity. We are a stablecoin platform for builders. With us, developers can create...BlockchainSeniorContract workRemote workWorldwide- EPITEC is looking for a Research Engineer to join their team focused on AI at Meta. The role involves developing deep learning libraries... ...support large-scale distributed training and contributing to open-source projects. Candidates should have 5+ years of experience in...SeniorRemote work
- A leading blockchain technology company based in New York City is seeking a Senior Backend Engineer to build the next generation of financial products. This role can be partially or fully remote. We're looking for candidates with substantial software engineering experience...BlockchainSeniorRemote work
$180k - $220k
...Senior Backend Engineer At Blackbird, we believe every guest should feel like a VIP the moment they walk into a restaurant. Whether it's... ...infrastructure and Terraform Interest or experience in blockchain, especially with cryptography fundamentals Experience productionizing...BlockchainSeniorFull timeFlexible hours- SLAMcore is seeking a Software Engineer to design and document services for Ory Network and Open Source projects. This role requires over 5 years of software development experience, particularly in Go and familiarity with Kubernetes. Additionally, experience in Identity...SeniorRemote job
- ...Oscar is seeking an experienced backend engineer for their team in New York, New York. This role involves building and scaling high-performance backend services in Rust, designing distributed systems for real-time data flows, and ensuring system reliability and throughput...Senior
$170k - $240k
...Commure is looking for a talented backend engineer to join their Ambient Scribe team in New York. The role involves contributing to revolutionary healthcare technology by building Ambient AI solutions. Successful candidates will have a Bachelor’s or Master’s degree in...Senior- ...this unlocks more open and programmable financial... ...can interact with blockchain-based systems as... ..., complex engineering, and product experience... ...'re looking for a BackEnd Engineer to join... ...- Mid, Senior, Staff, or Principal... ...Contributions to open source projects or technical...BlockchainLive inWork at officeRemote workWork from homeMonday to ThursdayShift work
- A forward-thinking technology firm in New York is seeking a skilled Sr. IT Architect to lead technical teams and oversee open-source IT initiatives. The role demands extensive experience in Ruby on Rails and PostgreSQL, along with proven leadership capabilities. Candidates...Senior
- Senior Staff Backend Engineer Location: Manhattan, New York Onsite| Full-time We are the development powerhouse behind one of the largest and... ...multi-service projects spanning storage, compute, APIs, and blockchain infrastructure. Set the Standard: Establish patterns for...BlockchainSeniorFull timeImmediate start
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