API / Integration Engineer Recruiters
No postings. No stacks of resumes. No chasing. You interview a short list.
No upfront fee. You pay only if you hire.
Need someone now? Call 305-306-4829.
This is what we do all day: recruit technology and IT professionals.
If an order crosses systems before anyone can confirm it, the integration hire needs evidence of reconciliation and safe retry behavior.
No upfront fee. You pay only if you hire.
No upfront fee. You pay only if you hire. We offer a candidate replacement guarantee on standard search agreements. The applicable period and exact terms are set out in the signed client recruiting agreement.
What happens next
- Do I pay upfront?
- No upfront fee. You pay only if you hire.
- Must I give you exclusivity?
- We do not promise or require exclusivity here. Any terms are in the recruiting agreement we refer you to.
- Will you reveal my company?
- Not without your explicit consent before we disclose anything.
- What if I do not hire?
- No hire, no fee.
- No upfront fee
- Pay only if you hire
- Technology only
- We reach engineers who aren't on job boards
- Replacement guarantee on standard searches
Need someone now? Call 305-306-4829.
What this hire really comes down to
If an order crosses systems before anyone can confirm it, the integration hire needs evidence of reconciliation and safe retry behavior. The core challenge involves managing state consistency across distributed systems while exposing clean interfaces to external consumers. You need someone who prioritizes schema evolution and backwards compatibility to avoid downstream breakages when your internal service layer shifts.
This engineer focuses on the handshake between services. They manage authentication layers, rate limiting, and the underlying data transformation logic. Their work dictates how reliable your product feels to external partners and how easily your internal teams can swap backend dependencies. A successful hire here minimizes the technical debt that accumulates whenever two systems exchange data at scale.
What we check before you see anyone
Payload Serialization Overhead
Ask them to explain the performance cost of their chosen serialization format in a high-throughput environment. Look for specific comparisons between JSON, Protobuf, or Avro regarding CPU cycles and latency. A strong candidate identifies when dynamic parsing slows down message processing and proposes schema-first approaches to maintain speed.
Distributed Transaction Consistency
Test their strategy for managing data integrity across disparate databases when a transaction spans multiple services. They should discuss idempotency keys and outbox patterns rather than relying on distributed locks. If they suggest two-phase commit, press them on the latency implications and the risk of blocking system availability.
Auth and Security Intercepts
Challenge them to design an authorization layer that sits outside the core business logic. They must explain how they handle token rotation and scope validation without adding redundant database hits to every API call. Good answers focus on distributed JWT validation or edge-level authentication gateways that keep the backend lean.
System Failure Resilience
Review their approach to circuit breakers and fallback responses when an external integration slows down. They need to demonstrate how they prevent upstream services from hanging when a downstream dependency fails. Look for practical experience with bulkhead patterns or adaptive timeouts rather than theoretical knowledge of stability concepts.
Versioning and Breaking Changes Strategy
Your API Integration Engineer must make a critical decision regarding how to handle breaking changes. Ask the candidate to explain their process for managing API versions when existing consumers depend on legacy fields. A convincing answer focuses on clear deprecation cycles and traffic shadowing to test new interfaces before forcing migration. The candidate should describe using request headers for version routing rather than path-based namespaces to keep URLs clean. They should also detail how to maintain backwards compatibility through payload transformation layers. A weak answer relies on forced version bumps that break all active client integrations simultaneously. It often ignores the downstream impact on partner teams. Look for specific examples where they successfully managed a multi-month migration without causing downtime.
Where we find them
Target engineers from organizations running massive event-driven architectures where internal API usage is the primary mode of development. You are looking for people who have spent years building infrastructure for internal developer platforms or external-facing B2B connectors. These individuals value documentation and clean interface contracts over quick hacks.
Search for candidates who have transitioned from pure product engineering into platform or integration-focused roles. This shift often indicates an interest in the mechanics of data movement rather than just business logic. They should show signs of frustration with fragile integration points and a drive to build standardized patterns that benefit their entire engineering team.
Mistakes we see
Assuming an engineer with high backend language proficiency can design scalable APIs without prior integration experience. Production scale requires a different mental model of state and error handling.
Ignoring the candidate's history with documentation. If they cannot describe how they expose their systems to other teams, they will create silos that frustrate your developers and external users.
Focusing too heavily on current language stacks rather than architectural principles. An engineer who knows your language but lacks distributed system fundamentals will struggle with integration failures.
The search in three steps
Agree the brief
Start intake by defining the specific throughput requirements and the number of external partners your systems currently support. This helps identify if the role leans more toward infrastructure reliability or external developer experience.
Find and speak with people
Use headhunting efforts to focus on teams building internal connectivity layers at mid-market firms. These candidates often possess the exact scale experience you need without the overhead of massive corporate bureaucracy.
Introduce the people who fit
Evaluate shortlists based on their ability to explain complex failures they owned. A strong candidate details exactly why an API contract broke and how they implemented a long-term fix to ensure it never happens again.
Questions about this search
How should I structure the compensation for this specialized role?
Compensate based on the complexity of the distributed systems they managed previously. Integration engineers command premiums when they demonstrate experience managing multi-region traffic.
How do I handle a counteroffer from their current employer?
If they are truly motivated by architectural challenges, a counteroffer of salary usually fails. Focus your conversation on the technical autonomy and the impact they will have on your system design.
Can I hire this role as a fully remote position?
Yes, but ensure your team has mature remote communication protocols for architectural documentation. If your team struggles to document APIs effectively, face-to-face time is necessary to fix those gaps.
What is the best way to verify their technical fit?
Prioritize a whiteboard session that focuses on system diagrams and flow control. Avoid rote coding exercises that do not simulate the realities of high-scale service integration.
Why should I limit the number of candidates on my shortlist?
An overly large shortlist indicates a lack of clear criteria for integration success. Limit your selection to three candidates who have demonstrably owned API contracts at scale.
No upfront fee. You pay only if you hire. We offer a candidate replacement guarantee on standard search agreements. The applicable period and exact terms are set out in the signed client recruiting agreement.
What happens next
- Do I pay upfront?
- No upfront fee. You pay only if you hire.
- Must I give you exclusivity?
- We do not promise or require exclusivity here. Any terms are in the recruiting agreement we refer you to.
- Will you reveal my company?
- Not without your explicit consent before we disclose anything.
- What if I do not hire?
- No hire, no fee.
Pay snapshot
API / Integration Engineer
$135,980
Median as published, released May 15, 2026. Matched to Software Developers (SOC 15-1252).
BLS reports Software Developers as a broader occupation. It does not separate API / Integration Engineer, technology stack, seniority, certifications or employer sector. These figures are not a title-specific offer range.
Source: BLS OEWS May 2025.
See the salary guideHow a search runs
The Six-Step Search
- 1Search Calibration
A call about the work. You get a written search profile.
- 2Market Mapping
We identify the employer backgrounds that fit. You see where we will look.
- 3Professional Contact Intelligence
We identify individual people, not job board applicants.
- 4Persistent Personalized Outreach
Personal outreach and direct follow-through. You get search updates.
- 5Live Candidate Qualification
A recruiter checks stack, scope and motivation in conversation.
- 6Candidate Intelligence and Process Support
You receive a written brief on every person you meet.
Working with Technology Headhunters
When is the recruiting fee due?
There is no upfront fee for our contingency search. You pay only if you hire someone we present, under the terms of the signed agreement.
What are the replacement terms?
We offer a candidate replacement guarantee on standard search agreements. The applicable period and exact terms are set out in the signed client recruiting agreement.
What don't you do in a permanent search?
We do not bill by the hour for permanent search or charge a retainer unless one is agreed. We do not treat reposting your job advertisement as headhunting.