Top Tech Jobs & Startup Jobs

11 Days AgoSaved
In-Office
Paris, Île-de-France, FRA
100K-200K Annually
Senior level
100K-200K Annually
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Design and build scalable, event-driven rewards systems for a DeFi lending protocol on Ethereum. Develop web3-integrated applications for blockchain reading, indexing, transaction execution, and automation. Optimize performance, security, and resilience; own features from scoping through deployment; enforce testing and documentation standards; review code; and mentor teammates. The role requires deep TypeScript and EVM expertise, substantial software and web3 experience, and familiarity with large-scale indexers, monitoring, or event-driven architectures.
Top Skills: AWSEthereumEvmHardhatJestKubernetesMochaTerraformTypescript
11 Days AgoSaved
Remote
USA
Senior level
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Design blockchain architecture and modular node components, develop blockchain and DeFi protocols, operate servers and blockchain nodes at scale, and modify node software. The role requires proficiency in two specified programming languages, experience with cloud infrastructure and blockchain systems, meaningful open-source contributions, strong self-direction, and availability to work Pacific Time hours.
Top Skills: AWSAzureEthereumGethGoJavaScriptOp StackOvhPythonRustTypescriptZk-Rollups
11 Days AgoSaved
Remote
USA
100K-150K Annually
Senior level
100K-150K Annually
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Maintain backend services in Rust, integrate and maintain the company’s React web presence, build metaverse infrastructure and netcode in .NET within Unity, and develop blockchain integrations for customer transactions. The role requires broad programming knowledge, Linux proficiency, rapid learning, interest in crypto and blockchain development, and the ability to complete complex projects. GCP and Kubernetes experience is advantageous, while netcode, metaverse, game development, and backend service experience are pluses.
Top Skills: .NetBlockchainDartGoogle Cloud Platform (Gcp)KubernetesLinuxReactRustSmart ContractsTypescriptUnity
11 Days AgoSaved
Remote
USA
150K-180K Annually
Mid level
150K-180K Annually
Mid level
Blockchain • Software • Financial Services • Cryptocurrency
Leads a distributed, cross-functional engineering team; establishes development, testing, and deployment practices; partners with leadership and product on roadmaps and prioritization; coaches, evaluates, and develops engineers; supports hiring, performance management, culture building, and delivery of reliable, high-quality systems.
Top Skills: CryptocurrencyDistributed SystemsGoNftsPythonWeb3
11 Days AgoSaved
In-Office
City of London, London, England, GBR
70K-130K Annually
Entry level
70K-130K Annually
Entry level
Blockchain • Software • Financial Services • Cryptocurrency
Build and ship software for a crypto startup developing interoperable shared applications. Responsibilities include implementing cryptographic systems, designing protocols, developing and deploying secure smart contracts, building frontend applications, and working across databases and distributed systems. The role involves customer iteration, product prototyping, blockchain infrastructure, software development tooling, and potential growth into research, architecture, or engineering leadership.
Top Skills: Applied CryptographyBlockchainDistributed SystemsGoJavaScriptReactRustSmart ContractsSolidityTailwindTypescript
11 Days AgoSaved
Remote
USA
150K-220K Annually
Entry level
150K-220K Annually
Entry level
Blockchain • Software • Financial Services • Cryptocurrency
Build and implement the Based Appchain Framework using Go or Rust. Contribute to system and product design discussions, ship engineering projects to production, and represent the company at events, conferences, or podcasts. The role involves working with Ethereum, EVM-based systems, and potentially rollups, shared sequencing, zero-knowledge, and data availability technologies.
Top Skills: Data Availability (Da)EthereumEvmGoRollupsRustShared SequencingZero-Knowledge (Zk)
11 Days AgoSaved
Remote
USA
70K-95K Annually
Senior level
70K-95K Annually
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Lead a development team building and maintaining a cryptoasset exchange platform using .NET, Node.js, TypeScript, React, and Angular. Translate product outcomes into technical specifications, deliver high-quality features, improve application performance, resolve bugs, and mentor developers. Drive migration to microservices, integrate a new crypto exchange platform, maintain code quality, and apply security and risk-management practices in a fast-changing blockchain environment.
Top Skills: .NetAngularAWSBlockchainMicroservicesNode.jsReactRestful ApisTypescriptWebsockets
11 Days AgoSaved
Remote
USA
Senior level
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Lead custom analog and mixed-signal IC layout, including ADCs, DACs, RF components, floorplans, and block-level designs. Minimize parasitic effects through matching, noise isolation, and advanced layout techniques. Ensure compliance with process design rules and foundry specifications, collaborate on manufacturing issue resolution, and develop automation scripts for repetitive layout tasks. The role requires Cadence expertise, post-layout simulation experience, and advanced-node experience below 28nm.
Top Skills: AbaqusAltair SimsolidAnsysAnsys MechanicalCadence VirtuosoFemapGf 22FdxHyperworksPatranSimscale
11 Days AgoSaved
In-Office
Barcelona, Cataluña, ESP
50K-100K Annually
Senior level
50K-100K Annually
Senior level
Blockchain • Software • Financial Services • Cryptocurrency
Build frontend tools, templates, prefabs, SDKs, samples, and user flows for game developers bringing games into web3. Integrate web3 technologies and APIs with game frameworks and engines including Unity, Unreal, and Godot. Develop developer-facing tooling and collaborate as an individual contributor.
Top Skills: APIsC#C++GodotHTMLJavaScriptReactSdksUnityUnreal EngineWeb3
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