{"id":941481,"url":"https://alion.io/job/midas-senior-blockchain-engineer","title":"Senior Blockchain Engineer","company":{"id":49329,"name":"Midas","domain":"getmidas.com","url":"https://alion.io/company/midas","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":95,"open_postings":8,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":555,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Web3","role_family":"Web3","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Turkey"],"countries":["TR"],"hiring_countries":["TR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":84000,"max_usd":141000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":27},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DeFi","optional":false},{"name":"Rust","optional":false},{"name":"Smart Contracts","optional":false},{"name":"Solana","optional":false},{"name":"Solidity","optional":false}],"status":"live","first_seen_at":"2026-09-14T10:33:51Z","employer_posted_date":"2026-09-14","last_verified_at":"2026-10-16T17:26:13Z","board_verified":true,"closed_at":null,"days_open":32,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":31},"description":"What You'll Do\nDesign and operate secure blockchain systems that handle customer assets\n\nOwn on-premises custody architecture, including HSM-backed key management, transaction signing, access controls, redundancy, backups, and disaster recovery\n\nLead custody integrations and migrations while maintaining security and transaction continuity\n\nDevelop, deploy, and maintain production-grade smart contracts and DEX integrations\n\nBuild multi-chain transaction infrastructure across EVM-compatible networks, Solana, and other non-EVM ecosystems\n\nBuild and operate RPC integrations, blockchain nodes, indexers, reorg-aware chain listeners, and on-chain data pipelines\n\nOwn the transaction lifecycle from policy checks and signing through confirmation, reconciliation, and recovery\n\nEstablish strong practices for observability, incident response, operational security, and failure recovery\n\nWork closely with product, security, and engineering teams to deliver reliable financial infrastructure\n\nWhat You'll Bring\nStrong software engineering experience building and operating critical production systems, ideally in financial services, digital assets, brokerage, or exchange environments\n\nHands-on experience with RPC integrations, node operations, indexers, chain listeners, wallets, custody systems, and transaction signing\n\nExperience designing, operating, or migrating on-premises custody infrastructure using HSMs\n\nStrong knowledge of key lifecycle management, cryptographic signing, access controls, backup strategies, and disaster recovery\n\nProduction experience across both EVM-compatible and non-EVM networks, ideally including Solana\n\nExperience developing and operating smart contracts; strong Solidity knowledge is expected, while Rust or Solana development experience is valuable\n\nExperience integrating DEXs, DeFi protocols, or other on-chain financial workflows\n\nUnderstanding of node synchronization, RPC reliability, transaction models, finality, reorg handling, backfills, fees, and network-specific failure scenarios\n\nKnowledge of distributed systems, asynchronous processing, idempotency, data consistency, and observability\n\nAbility to independently own complex, security-sensitive projects from design through production","description_format":"text","description_chars":2237,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Turkey","iso":"TR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Smart Contracts & Security","Investing Apps & Robo-Advisors","Online Brokerage & Trading Platforms"],"lifecycle":[{"event":"open","at":"2026-09-15T18:31:11Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":31,"expected_fill_days":555,"reasons":["conf:1","win:early"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/midas-senior-blockchain-engineer","json_url":"https://alion.io/job/midas-senior-blockchain-engineer.json","meta":{"generated_at":"2026-10-16T20:11:10Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":696,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":49329},"rest":"https://alion.io/mcp/rest/get_company?id=49329"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmidas-senior-blockchain-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmidas-senior-blockchain-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmidas-senior-blockchain-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/midas-senior-blockchain-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmidas-senior-blockchain-engineer"}]}