Performance Optimization Jobs

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KryptoGo helps businesses and users manage digital assets through secure wallet infrastructure and compliance tools.

eToro is a social investing platform for trading and managing assets with insights from a global investor community.

Range provides blockchain security and intelligence for monitoring, compliance, and investigations across chains.

Qurable provides an agentic customer-engagement platform that unifies customer data, loyalty, engagement, and payments. It serves brands across restaurants, fashion, travel, fuel, fintech, and banking with real-time personalization and white-label components.

Orthogonal is a company building infrastructure that lets AI agents discover, call, and pay for third-party APIs and data services. Through a single SDK, MCP server, or REST API integration, agents can access company data, web search, email verification, enrichment, and other tools from over 40 verified providers. It primarily serves developers and teams building AI agents, particularly for go-to-market, data enrichment, and automation use cases.

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Skeps (operated by Streamsource Technologies Inc.) is a microservices lending gateway platform that embeds bank-grade financing options directly into merchant websites, retail stores, and 1:1 sales flows. It connects consumers to a multi-lender network of banks, credit unions, and fintechs for real-time, pre-qualified financing on purchases from $500 to $100,000+. Its clients include enterprise merchants across home improvement, retail, telecom, travel & hospitality, health & wellness, automotive, and veterinary sectors, as well as financial institutions seeking new customer acquisition channels.

P2P.org provides non-custodial staking infrastructure for proof-of-stake blockchain networks, enabling institutions and users to secure networks and earn rewards.

OKX is a leading global cryptocurrency exchange offering a wide range of trading services, including spot and derivatives trading, as well as Web3 solutions.

OKX is a leading global cryptocurrency exchange offering a wide range of trading services, including spot and derivatives trading, as well as Web3 solutions.

Portofino Technologies is a digital-asset liquidity provider. It offers market making, OTC trading, and treasury-management services for exchanges, blockchain projects, investors, institutions, and venture funds.

Antimetal provides an autonomous production-engineering system that continuously understands, operates, and improves software production environments. Its agents diagnose incidents, trace failures, propose fixes, and carry out approved operational workflows for engineering teams.

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Syndica provides scalable RPC node infrastructure and developer tools for the Solana ecosystem.

Kled AI is a data marketplace that sources large-scale licensable datasets from verified human contributors, powering leading AI companies, governments, and research institutions. It also has a token, $KLED, used as a rewards currency within its data marketplace.

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Bitdeer is a NASDAQ-listed (BTDR) high-performance computing and Bitcoin mining company headquartered in Singapore. It provides end-to-end Bitcoin mining solutions (mining hardware like SEALMINER, Minerbase containers, cloud mining, hosting, and mining farm/data center operations) as well as AI Cloud services offering GPU compute (NVIDIA GB200 NVL72, B200, H200, H100) for AI training and deployment. Its customers range from individual and institutional Bitcoin miners to enterprises and developers needing scalable AI/ML compute infrastructure.

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PLAYSTUDIOS is a gaming company that develops and operates a portfolio of casual and casino-style mobile and social games, including myVEGAS Slots, POP! Slots, MGM Slots Live, myKONAMI Slots, and various puzzle games like Tetris®, Mahjong, and Sudoku. The company also runs playAWARDS, a loyalty platform connecting brand partners with its global player base. Its clients are primarily consumers of free-to-play mobile and social casino/casual games, as well as brand partners participating in its rewards network.

MeshMap helps users discover and build XR experiences using an open 3D map, a Unity SDK, and APIs.

J-CAM Inc. is a Tokyo-based fintech company that operates a crypto investment service and a Web3.0-focused media platform, aiming to raise financial literacy in Japan while helping users turn digital assets into revenue-generating investments. Its clients are primarily Japan-based retail investors and readers interested in cryptocurrency, blockchain, and next-generation finance.

Commonware develops the Commonware Library: modular primitives for building specialized blockchains and onchain applications. Its tooling covers consensus, cryptography, peer-to-peer networking, storage, deployment, and related infrastructure.

Crystal Intelligence provides an advanced blockchain analytics platform for crypto crime investigation, compliance, and risk management. Their AI-powered tools help clients like financial institutions, government agencies, and crypto exchanges to trace crypto movements, uncover illicit finance, and enforce compliance.

ScorePlay is a free football score-prediction game built on Base where players predict exact match scores rather than just the winner. Leagues can be started by sending a single link, and results are recorded on-chain for a public, permanent leaderboard.

Tempo enables high-throughput stablecoin payments through a purpose-built Layer 1 blockchain featuring dedicated payment lanes, stablecoin-native gas fees, and sub-second finality.

Zodl is a Zcash-powered mobile wallet focused on private, self-custodial money. Built by the original inventors and developers of the Zcash protocol along with the team that redefined Zcash UX, it enables shielded ZEC payments, private cross-chain swaps, cold storage via hardware wallets, and real-world spending, serving individuals seeking private, self-custodial digital cash.

Propr is an onchain prop trading firm that funds traders with its own capital to trade crypto, equity, commodity and forex perpetuals as well as prediction markets. Traders who pass a funded challenge keep 80% of profits, with instant USDC payouts and transparent, publicly trackable execution. Propr serves individual traders as well as AI agents and algorithmic trading systems via a public API, and also offers a funding layer that other trading apps can integrate.

Sling is a fintech company that provides a mobile app for sending and receiving money.

Busha operates a cryptocurrency exchange platform enabling users to buy, sell, trade, and manage digital assets with Nigerian Naira and Kenyan Shilling integration.

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Bitdeer is a NASDAQ-listed (BTDR) high-performance computing and Bitcoin mining company headquartered in Singapore. It provides end-to-end Bitcoin mining solutions (mining hardware like SEALMINER, Minerbase containers, cloud mining, hosting, and mining farm/data center operations) as well as AI Cloud services offering GPU compute (NVIDIA GB200 NVL72, B200, H200, H100) for AI training and deployment. Its customers range from individual and institutional Bitcoin miners to enterprises and developers needing scalable AI/ML compute infrastructure.

Flow Traders provides continuous liquidity across global financial markets through technology-enabled market making and trading services.

Xsolla is a video game commerce company that provides a suite of tools and services—including merchant of record payment processing, tax management, fraud prevention, compliance, refunds, dispute management, and end-user support—to help game developers and publishers launch, grow, and monetize their games globally. It serves video game developers, publishers, and studios of all sizes across global and regional markets.

Designer Fund is a venture capital firm that invests in early-stage tech companies using design to improve health, sustainability, or prosperity for people. It backs founding teams, particularly those with design backgrounds, across sectors like fintech, healthcare, climate tech, and developer tools.

Webflow is a visual web development and content management platform that lets marketers, designers, developers, and agencies build, launch, and optimize websites without heavy reliance on engineering resources. It serves a broad range of clients from small businesses to large enterprises, including brands like Dropbox, Vanta, and Spin Master.

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Startale Group is an onchain-finance company building products that bring digital assets, stablecoins, and blockchain applications to users and institutions. Its offerings include Startale App, a digital-asset superapp, and Startale USD (USDSC), a U.S. dollar stablecoin.

OKX is a leading global cryptocurrency exchange offering a wide range of trading services, including spot and derivatives trading, as well as Web3 solutions.

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