{"id":69208,"url":"https://alion.io/job/attain-seniorstaff-backend-engineer-platform-consumer-apps-klover","title":"Senior/Staff Backend Engineer, Platform, Consumer Apps - Klover","company":{"id":28882,"name":"Attain","domain":"attain.ai","url":"https://alion.io/company/attain-ai","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":95,"open_postings":8,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":92,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States","Redwood City, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":156000,"max_usd":285000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1372},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Go","optional":false},{"name":"Rust","optional":false},{"name":"Apache Kafka","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"GCP","optional":true},{"name":"GDPR","optional":true},{"name":"GraphQL","optional":true},{"name":"gRPC","optional":true},{"name":"PCI DSS","optional":true},{"name":"RabbitMQ","optional":true},{"name":"SOC 2","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-07-15T22:28:56Z","employer_posted_date":"2026-09-17","last_verified_at":"2026-10-19T03:16:49Z","board_verified":true,"closed_at":null,"days_open":95,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":94},"description":"About Attain\nKlover’s engineering team powers one of the fastest-growing fintech platforms in the U.S., supporting over one million active users each month. Our systems process and move more than $1.5 billion annually, enabling real-time access to financial tools, rewards, and services that help people improve their day-to-day lives.\nAs part of this team, you’ll help design, build, and scale the systems that underpin Klover’s core products and platform. You’ll work on high-impact, production-grade systems that prioritize reliability, security, and performance, and that integrate with a broad ecosystem of internal and external services. The work you do will directly shape how users interact with Klover’s products, access their money, and experience transparent, low-fee financial services.\nKlover engineers collaborate closely with colleagues across backend, frontend, data science, and product teams to deliver scalable, high-quality solutions for a rapidly growing user base. You’ll have the opportunity to work with modern technologies and architectures while helping define and evolve the next generation of inclusive, data-powered financial products-building systems and interfaces that emphasize reliability, privacy, and performance at scale.\nAttain Office Hybrid Schedule (where applicable): \nChicago, IL: 4 days in-office; 1 day remote\nYou’ll be a great fit for the role if\nYou are excited to build and scale backend systems that support financial products and real-time payments\nYou thrive in environments where data integrity, security, and performance are critical\nYou are excited to build microservices using Rust and Go\nYou have a willingness to learn and teach in a collaborative environment\nYou’re eager to leverage and develop using AI tools\nYou’ve been complimented on how well you participate in an open feedback environment\nWhat your day to day will look like\nBuild and evolve microservices that handle high-volume financial and transactional data\nDesign and implement APIs that securely connect to third-party payment processors, banks, and fintech partners\nWrite thoughtful & quality code that is readable, testable, and easily maintainable\nDevelop data-driven services that power account management, transaction history, and financial insights\nStrive for excellent development practices and careful code architecture that is built around rapid releases\nWork cross-functionally with backend, mobile, and product teams to consistently release high-quality, customer-focused financial features\nAdhere to, and improve upon, our agile process through requirement documents, sprint retrospectives, and other regular cadence meetings\nPreferred Qualifications\n5+ years of experience building backend services in production environments\nExperience in the financial technology, payments, or banking systems industry\nFamiliarity with compliance, security, and data privacy standards (e.g., SOC 2, PCI DSS, GDPR)\nExperience designing transactional and event-driven systems for payments, reconciliation systems, or ledger-like applications\nFamiliarity with microservice or Service-oriented Architecture\nExperience using gRPC, protobuf, or GraphQL\nExpert knowledge of SQL and experience designing data models for financial data integrity\nExperience with message queues or event streams (e.g., Kafka, RabbitMQ)\nExperience with cloud environments such as AWS, GCP, or Azure\nWe’re excited to hear from you. \nAt Attain, we are passionate about finding people to continuously help us grow our organization. We encourage you to apply, even if your experience doesn’t match every detail of the job description. If we don’t see something that immediately fits, we will keep your resume on file for future opportunities.","description_format":"text","description_chars":3729,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Personal Finance Apps & Education","Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-07-15T22:28:56Z"}],"visa":[],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.715,"p_room":0.44,"age_days":93,"expected_fill_days":92,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/attain-seniorstaff-backend-engineer-platform-consumer-apps-klover","json_url":"https://alion.io/job/attain-seniorstaff-backend-engineer-platform-consumer-apps-klover.json","meta":{"generated_at":"2026-10-19T04:42:00Z","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":2802,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-20T00:00:00Z"}},"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":28882},"rest":"https://alion.io/mcp/rest/get_company?id=28882"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fattain-seniorstaff-backend-engineer-platform-consumer-apps-klover"},{"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%2Fattain-seniorstaff-backend-engineer-platform-consumer-apps-klover"},{"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%2Fattain-seniorstaff-backend-engineer-platform-consumer-apps-klover"},{"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/attain-seniorstaff-backend-engineer-platform-consumer-apps-klover\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fattain-seniorstaff-backend-engineer-platform-consumer-apps-klover"}]}